SAN DIEGO GAS & ELECTRIC MONTHLY GAS QUALITY REPORT January 2017

SAN DIEGO GAS & ELECTRIC MONTHLY GAS QUALITY REPORT January 2017 Thermal Zone 1 Oceanside 01/01/2017 01/02/2017 01/03/2017 01/04/2017 01/05/2017 01/06...
Author: Eunice Tyler
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SAN DIEGO GAS & ELECTRIC MONTHLY GAS QUALITY REPORT January 2017 Thermal Zone 1 Oceanside 01/01/2017 01/02/2017 01/03/2017 01/04/2017 01/05/2017 01/06/2017 01/07/2017 01/08/2017 01/09/2017 01/10/2017 01/11/2017 01/12/2017 01/13/2017 01/14/2017 01/15/2017

Avg BTU Min BTU Max BTU Avg Spec Gv Min Spec Gv Max SpeGvty

BTU 1027 1029 1034 1032 1033 1029 1031 1033 1032 1031 1034 1034 1036 1033 1035

Spec Gv 0.5837 0.5850 0.5861 0.5853 0.5857 0.5849 0.5852 0.5856 0.5857 0.5853 0.5862 0.5871 0.5878 0.5874 0.5874

Thermal Zone 2 Rainbow BTU 1044 1042 1043 1041 1039 1042 1043 1040 1038 1039 1043 1042 1039 1039 1039

Spec Gv 0.5958 0.5949 0.5955 0.5927 0.5927 0.5942 0.5954 0.5926 0.5901 0.5926 0.5955 0.5947 0.5908 0.5927 0.5930

Thermal Zone 3 Sweetwater BTU 1045 1042 1043 1042 1039 1040 1043 1042 1037 1039 1042 1043 1038 1039 1038

Spec Gv 0.5964 0.5947 0.5953 0.5937 0.5923 0.5933 0.5951 0.5945 0.5897 0.5917 0.5946 0.5958 0.5901 0.5925 0.5923

Thermal Zone 4 Witherby BTU 1045 1043 1043 1043 1040 1040 1043 1043 1038 1038 1042 1043 1038 1039 1038

Spec Gv 0.5964 0.5949 0.5953 0.5941 0.5922 0.5933 0.5950 0.5953 0.5900 0.5915 0.5946 0.5960 0.5902 0.5926 0.5921

Thermal Zone 1 Oceanside

Thermal Zone 2 Rainbow

Thermal Zone 3 Sweetwater

Thermal Zone 4 Witherby

1032 1027 1036 0.5859 0.5837 0.5878

1041 1038 1044 0.5935 0.5901 0.5958

1041 1037 1045 0.5935 0.5897 0.5964

1041 1038 1045 0.5936 0.5900 0.5964

Thermal Thermal Zone 5 Zone 6 Harvest Station Camino Del Norte BTU 1045 1043 1043 1043 1040 1039 1043 1044 1038 1038 1041 1043 1039 1039 1039

Spec Gv 0.5963 0.5949 0.5951 0.5949 0.5920 0.5927 0.5949 0.5956 0.5902 0.5908 0.5935 0.5962 0.5910 0.5917 0.5930

BTU 1045 1042 1043 1043 1040 1040 1043 1043 1038 1038 1042 1043 1039 1039 1038

Spec Gv 0.5963 0.5949 0.5954 0.5940 0.5923 0.5934 0.5952 0.5947 0.5904 0.5911 0.5946 0.5965 0.5911 0.5920 0.5924

Thermal Thermal Zone 5 Zone 6 Harvest Station Camino Del Norte 1041 1038 1045 0.5935 0.5902 0.5963

Thermal Zone 7 Point Loma BTU Spec Gv

Thermal Zone 7 Point Loma

1041 1038 1045 0.5936 0.5904 0.5965

*** Unofficial Data, Subject to Change *** BTU data is now compiled based on the 7 thermal zones listed above as a result of CPUC approval of Advice No. 1863. Historic data for the previously designated 6 thermal zones may be accessed at http://www2.sdge.com/tariff/gas_quality_hist.pdf.

SAN DIEGO GAS & ELECTRIC MONTHLY GAS QUALITY REPORT December 2016 Thermal Zone 1 Oceanside 12/01/2016 12/02/2016 12/03/2016 12/04/2016 12/05/2016 12/06/2016 12/07/2016 12/08/2016 12/09/2016 12/10/2016 12/11/2016 12/12/2016 12/13/2016 12/14/2016 12/15/2016 12/16/2016 12/17/2016 12/18/2016 12/19/2016 12/20/2016 12/21/2016 12/22/2016 12/23/2016 12/24/2016 12/25/2016 12/26/2016 12/27/2016 12/28/2016 12/29/2016 12/30/2016 12/31/2016

Avg BTU Min BTU Max BTU Avg Spec Gv Min Spec Gv Max SpeGvty

BTU 1033 1035 1035 1034 1035 1032 1026 1034 1032 1032 1034 1032 1032 1032 1032 1034 1035 1034 1036 1033 1032 1032 1031 1032 1034 1031 1033 1034 1031 1031 1030

Spec Gv 0.5843 0.5858 0.5857 0.5861 0.5874 0.5856 0.5859 0.5876 0.5888 0.5885 0.5868 0.5869 0.5865 0.5873 0.5887 0.5879 0.5867 0.5866 0.5872 0.5877 0.5874 0.5857 0.5851 0.5880 0.5886 0.5877 0.5873 0.5866 0.5858 0.5856 0.5855

Thermal Zone 2 Rainbow BTU 1041 1040 1039 1038 1036 1035 1037 1039 1038 1037 1037 1043 1043 1046 1041 1043 1041 1041 1042 1040 1044 1042 1043 1042 1041 1043 1042 1040 1043 1045 1045

Spec Gv 0.5938 0.5947 0.5949 0.5950 0.5937 0.5921 0.5946 0.5952 0.5950 0.5943 0.5936 0.5970 0.5975 0.5994 0.5951 0.5964 0.5948 0.5955 0.5960 0.5935 0.5959 0.5951 0.5949 0.5952 0.5968 0.5966 0.5964 0.5934 0.5953 0.5979 0.5965

Thermal Zone 3 Sweetwater BTU 1041 1041 1039 1039 1036 1036 1036 1039 1039 1038 1036 1041 1044 1046 1042 1042 1043 1040 1041 1041 1044 1042 1043 1041 1041 1042 1043 1041 1041 1045 1044

Spec Gv 0.5937 0.5944 0.5947 0.5951 0.5943 0.5921 0.5937 0.5946 0.5955 0.5949 0.5927 0.5957 0.5975 0.5992 0.5963 0.5957 0.5956 0.5947 0.5961 0.5943 0.5952 0.5952 0.5952 0.5938 0.5955 0.5965 0.5967 0.5949 0.5942 0.5975 0.5963

Thermal Zone 4 Witherby BTU 1041 1041 1039 1039 1036 1036 1036 1039 1039 1038 1036 1041 1044 1046 1042 1043 1042 1040 1041 1041 1043 1042 1043 1042 1041 1042 1043 1040 1041 1045 1045

Spec Gv 0.5938 0.5944 0.5948 0.5951 0.5943 0.5921 0.5938 0.5947 0.5955 0.5949 0.5930 0.5955 0.5975 0.5992 0.5962 0.5959 0.5954 0.5949 0.5960 0.5944 0.5948 0.5955 0.5954 0.5944 0.5960 0.5964 0.5968 0.5946 0.5940 0.5972 0.5970

Thermal Zone 1 Oceanside

Thermal Zone 2 Rainbow

Thermal Zone 3 Sweetwater

Thermal Zone 4 Witherby

1033 1026 1036 0.5868 0.5843 0.5888

1041 1035 1046 0.5954 0.5921 0.5994

1041 1036 1046 0.5952 0.5921 0.5992

1041 1036 1046 0.5953 0.5921 0.5992

Thermal Thermal Zone 5 Zone 6 Harvest Station Camino Del Norte BTU 1041 1041 1039 1039 1037 1036 1035 1039 1040 1037 1036 1040 1044 1045 1043 1042 1044 1041 1040 1041 1042 1042 1043 1043 1040 1042 1041 1043 1041 1044 1045

Spec Gv 0.5940 0.5941 0.5949 0.5950 0.5946 0.5927 0.5928 0.5948 0.5958 0.5945 0.5934 0.5947 0.5978 0.5986 0.5971 0.5954 0.5966 0.5949 0.5952 0.5953 0.5938 0.5956 0.5955 0.5957 0.5932 0.5952 0.5967 0.5964 0.5944 0.5963 0.5977

BTU 1041 1041 1039 1039 1036 1036 1035 1038 1039 1038 1036 1040 1044 1046 1042 1043 1043 1040 1041 1040 1044 1042 1043 1042 1041 1042 1043 1040 1041 1045 1044

Spec Gv 0.5938 0.5945 0.5948 0.5952 0.5944 0.5930 0.5923 0.5949 0.5951 0.5950 0.5932 0.5953 0.5976 0.5993 0.5964 0.5965 0.5956 0.5949 0.5961 0.5942 0.5952 0.5953 0.5956 0.5946 0.5955 0.5969 0.5971 0.5946 0.5939 0.5976 0.5974

Thermal Thermal Zone 5 Zone 6 Harvest Station Camino Del Norte 1041 1035 1045 0.5952 0.5927 0.5986

1041 1035 1046 0.5953 0.5923 0.5993

Thermal Zone 7 Point Loma BTU 1029 1029 1029 1029 1029 1029 1029 1029 1029 1029 1029 1029 1029

Spec Gv 0.5860 0.5860 0.5860 0.5860 0.5860 0.5860 0.5860 0.5860 0.5860 0.5860 0.5860 0.5860 0.5860

Thermal Zone 7 Point Loma 1029 1029 1029 0.5860 0.5860 0.5860

*** Unofficial Data, Subject to Change *** BTU data is now compiled based on the 7 thermal zones listed above as a result of CPUC approval of Advice No. 1863. Historic data for the previously designated 6 thermal zones may be accessed at http://www2.sdge.com/tariff/gas_quality_hist.pdf.

SAN DIEGO GAS & ELECTRIC MONTHLY GAS QUALITY REPORT November 2016 Thermal Zone 1 Oceanside 11/01/2016 11/02/2016 11/03/2016 11/04/2016 11/05/2016 11/06/2016 11/07/2016 11/08/2016 11/09/2016 11/10/2016 11/11/2016 11/12/2016 11/13/2016 11/14/2016 11/15/2016 11/16/2016 11/17/2016 11/18/2016 11/19/2016 11/20/2016 11/21/2016 11/22/2016 11/23/2016 11/24/2016 11/25/2016 11/26/2016 11/27/2016 11/28/2016 11/29/2016 11/30/2016

Avg BTU Min BTU Max BTU Avg Spec Gv Min Spec Gv Max SpeGvty

BTU 1031 1029 1027 1024 1031 1032 1032 1031 1028 1025 1027 1031 1032 1032 1032 1027 1023 1025 1028 1031 1028 1034 1032 1030 1036 1037 1033 1032 1030 1032

Spec Gv 0.5864 0.5855 0.5839 0.5858 0.5856 0.5846 0.5851 0.5835 0.5823 0.5821 0.5830 0.5828 0.5829 0.5838 0.5829 0.5825 0.5819 0.5835 0.5854 0.5862 0.5865 0.5852 0.5840 0.5838 0.5851 0.5857 0.5855 0.5846 0.5851 0.5848

Thermal Zone 2 Rainbow BTU 1027 1023 1022 1026 1030 1027 1024 1027 1028 1031 1031 1033 1034 1030 1035 1037 1041 1039 1040 1038 1036 1038 1039 1038 1041 1038 1037 1037 1039 1041

Spec Gv 0.5886 0.5864 0.5849 0.5874 0.5889 0.5868 0.5862 0.5876 0.5879 0.5886 0.5887 0.5924 0.5915 0.5890 0.5924 0.5950 0.5952 0.5947 0.5950 0.5939 0.5935 0.5945 0.5947 0.5940 0.5949 0.5938 0.5931 0.5931 0.5941 0.5943

Thermal Zone 3 Sweetwater BTU 1029 1025 1021 1024 1029 1030 1025 1026 1027 1031 1031 1032 1034 1032 1033 1035 1040 1040 1040 1039 1035 1037 1038 1040 1039 1040 1037 1037 1038 1040

Spec Gv 0.5893 0.5875 0.5850 0.5859 0.5892 0.5875 0.5864 0.5869 0.5875 0.5883 0.5887 0.5901 0.5926 0.5896 0.5909 0.5935 0.5950 0.5951 0.5946 0.5948 0.5917 0.5939 0.5943 0.5946 0.5941 0.5951 0.5932 0.5930 0.5938 0.5943

Thermal Zone 4 Witherby BTU 1029 1025 1022 1024 1029 1029 1025 1026 1027 1031 1031 1032 1034 1031 1033 1036 1040 1040 1039 1039 1037 1037 1038 1039 1040 1039 1038 1037 1038 1041

Spec Gv 0.5896 0.5872 0.5851 0.5861 0.5889 0.5873 0.5863 0.5869 0.5875 0.5885 0.5887 0.5907 0.5925 0.5894 0.5912 0.5938 0.5951 0.5953 0.5946 0.5948 0.5933 0.5937 0.5943 0.5946 0.5942 0.5946 0.5932 0.5930 0.5938 0.5945

Thermal Zone 1 Oceanside

Thermal Zone 2 Rainbow

Thermal Zone 3 Sweetwater

Thermal Zone 4 Witherby

1030 1023 1037 0.5843 0.5819 0.5865

1034 1022 1041 0.5914 0.5849 0.5952

1033 1021 1040 0.5912 0.5850 0.5951

1034 1022 1041 0.5913 0.5851 0.5953

Thermal Thermal Zone 5 Zone 6 Harvest Station Camino Del Norte BTU 1029 1026 1022 1023 1027 1029 1027 1025 1027 1030 1031 1032 1034 1033 1031 1035 1039 1041 1039 1039 1038 1037 1036 1040 1038 1041 1038 1037 1037 1040

Spec Gv 0.5891 0.5881 0.5856 0.5853 0.5883 0.5879 0.5868 0.5864 0.5876 0.5882 0.5883 0.5894 0.5931 0.5906 0.5899 0.5928 0.5949 0.5953 0.5945 0.5948 0.5939 0.5934 0.5941 0.5948 0.5937 0.5946 0.5936 0.5928 0.5934 0.5945

BTU 1028 1024 1022 1024 1029 1029 1024 1026 1027 1031 1031 1033 1035 1032 1033 1036 1040 1040 1040 1039 1036 1035 1038 1039 1039 1039 1037 1037 1037 1040

Spec Gv 0.5892 0.5869 0.5848 0.5863 0.5894 0.5874 0.5863 0.5871 0.5877 0.5885 0.5887 0.5911 0.5931 0.5897 0.5912 0.5938 0.5951 0.5954 0.5949 0.5949 0.5925 0.5929 0.5944 0.5945 0.5939 0.5946 0.5932 0.5930 0.5933 0.5941

Thermal Thermal Zone 5 Zone 6 Harvest Station Camino Del Norte 1033 1022 1041 0.5912 0.5853 0.5953

1033 1022 1040 0.5913 0.5848 0.5954

Thermal Zone 7 Point Loma BTU 1022 1022 1022 1022 1022 1022 1022 1022 1022 1022 1022 1022 1022 1022 1022 1029 1029 1029 1029 1029 1029 1029 1029 1029 1029 1029 1029 1029 1029 1029

Spec Gv 0.5820 0.5820 0.5820 0.5820 0.5820 0.5820 0.5820 0.5820 0.5820 0.5820 0.5820 0.5820 0.5820 0.5820 0.5820 0.5860 0.5860 0.5860 0.5860 0.5860 0.5860 0.5860 0.5860 0.5860 0.5860 0.5860 0.5860 0.5860 0.5860 0.5860

Thermal Zone 7 Point Loma 1026 1022 1029 0.5840 0.5820 0.5860

*** Unofficial Data, Subject to Change *** BTU data is now compiled based on the 7 thermal zones listed above as a result of CPUC approval of Advice No. 1863. Historic data for the previously designated 6 thermal zones may be accessed at http://www2.sdge.com/tariff/gas_quality_hist.pdf.

SAN DIEGO GAS & ELECTRIC MONTHLY GAS QUALITY REPORT October 2016 Thermal Zone 1 Oceanside 10/01/2016 10/02/2016 10/03/2016 10/04/2016 10/05/2016 10/06/2016 10/07/2016 10/08/2016 10/09/2016 10/10/2016 10/11/2016 10/12/2016 10/13/2016 10/14/2016 10/15/2016 10/16/2016 10/17/2016 10/18/2016 10/19/2016 10/20/2016 10/21/2016 10/22/2016 10/23/2016 10/24/2016 10/25/2016 10/26/2016 10/27/2016 10/28/2016 10/29/2016 10/30/2016 10/31/2016

Avg BTU Min BTU Max BTU Avg Spec Gv Min Spec Gv Max SpeGvty

BTU 1038 1033 1029 1036 1036 1026 1032 1034 1031 1029 1025 1028 1030 1032 1036 1035 1033 1026 1032 1031 1030 1030 1030 1028 1028 1032 1032 1030 1031 1031 1033

Spec Gv 0.5901 0.5887 0.5886 0.5893 0.5885 0.5853 0.5871 0.5875 0.5852 0.5844 0.5831 0.5855 0.5861 0.5870 0.5865 0.5857 0.5853 0.5839 0.5849 0.5847 0.5841 0.5844 0.5864 0.5858 0.5860 0.5873 0.5861 0.5843 0.5864 0.5857 0.5858

Thermal Zone 2 Rainbow BTU 1031 1029 1031 1030 1033 1036 1035 1036 1037 1035 1037 1036 1040 1047 1039 1036 1035 1035 1036 1036 1040 1041 1041 1037 1037 1036 1034 1034 1034 1033 1029

Spec Gv 0.5910 0.5912 0.5928 0.5926 0.5942 0.5957 0.5948 0.5955 0.5957 0.5946 0.5965 0.5955 0.5976 0.6016 0.5975 0.5966 0.5949 0.5944 0.5954 0.5946 0.5960 0.5959 0.5968 0.5954 0.5948 0.5950 0.5929 0.5932 0.5926 0.5909 0.5891

Thermal Zone 3 Sweetwater BTU 1033 1030 1030 1030 1032 1034 1035 1037 1036 1036 1034 1037 1037 1046 1041 1038 1035 1035 1036 1035 1040 1040 1042 1038 1036 1038 1033 1034 1034 1034 1031

Spec Gv 0.5919 0.5913 0.5922 0.5924 0.5933 0.5944 0.5949 0.5958 0.5955 0.5953 0.5947 0.5961 0.5960 0.6006 0.5989 0.5972 0.5956 0.5945 0.5947 0.5947 0.5959 0.5954 0.5968 0.5958 0.5943 0.5960 0.5926 0.5930 0.5928 0.5918 0.5894

Thermal Zone 4 Witherby BTU 1032 1029 1030 1030 1032 1035 1036 1037 1037 1036 1035 1037 1037 1046 1042 1038 1035 1035 1036 1035 1039 1040 1042 1038 1036 1038 1033 1034 1034 1034 1031

Spec Gv 0.5914 0.5911 0.5924 0.5924 0.5937 0.5948 0.5953 0.5957 0.5957 0.5953 0.5949 0.5960 0.5961 0.6005 0.5991 0.5971 0.5955 0.5947 0.5946 0.5949 0.5956 0.5953 0.5968 0.5959 0.5945 0.5959 0.5927 0.5930 0.5928 0.5918 0.5896

Thermal Zone 1 Oceanside

Thermal Zone 2 Rainbow

Thermal Zone 3 Sweetwater

Thermal Zone 4 Witherby

1031 1025 1038 0.5861 0.5831 0.5901

1036 1029 1047 0.5947 0.5891 0.6016

1036 1030 1046 0.5946 0.5894 0.6006

1036 1029 1046 0.5947 0.5896 0.6005

Thermal Thermal Zone 5 Zone 6 Harvest Station Camino Del Norte BTU 1034 1031 1029 1030 1030 1033 1036 1037 1036 1037 1033 1038 1036 1043 1044 1039 1036 1034 1036 1035 1038 1040 1042 1039 1036 1037 1035 1034 1034 1033 1032

Spec Gv 0.5922 0.5908 0.5914 0.5926 0.5926 0.5941 0.5956 0.5958 0.5955 0.5956 0.5940 0.5965 0.5955 0.5990 0.6005 0.5977 0.5961 0.5943 0.5944 0.5948 0.5954 0.5954 0.5963 0.5962 0.5946 0.5954 0.5937 0.5930 0.5928 0.5921 0.5903

BTU 1033 1030 1030 1030 1031 1035 1036 1037 1036 1036 1035 1037 1037 1046 1041 1037 1036 1035 1036 1035 1040 1040 1042 1038 1035 1037 1035 1034 1034 1034 1031

Spec Gv 0.5918 0.5913 0.5924 0.5925 0.5929 0.5950 0.5955 0.5960 0.5957 0.5953 0.5950 0.5961 0.5963 0.6009 0.5987 0.5973 0.5960 0.5945 0.5949 0.5948 0.5962 0.5954 0.5969 0.5959 0.5943 0.5958 0.5941 0.5935 0.5930 0.5927 0.5898

Thermal Thermal Zone 5 Zone 6 Harvest Station Camino Del Norte 1036 1029 1044 0.5947 0.5903 0.6005

1036 1030 1046 0.5949 0.5898 0.6009

Thermal Zone 7 Point Loma BTU 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1022 1022 1022 1022 1022 1022 1022 1022 1022 1022 1022 1022 1022 1022 1022 1022 1022 1022 1022 1022

Spec Gv 0.5750 0.5750 0.5750 0.5750 0.5750 0.5750 0.5750 0.5750 0.5750 0.5750 0.5750 0.5820 0.5820 0.5820 0.5820 0.5820 0.5820 0.5820 0.5820 0.5820 0.5820 0.5820 0.5820 0.5820 0.5820 0.5820 0.5820 0.5820 0.5820 0.5820 0.5820

Thermal Zone 7 Point Loma 1019 1013 1022 0.5795 0.5750 0.5820

*** Unofficial Data, Subject to Change *** BTU data is now compiled based on the 7 thermal zones listed above as a result of CPUC approval of Advice No. 1863. Historic data for the previously designated 6 thermal zones may be accessed at http://www2.sdge.com/tariff/gas_quality_hist.pdf.

SAN DIEGO GAS & ELECTRIC MONTHLY GAS QUALITY REPORT September 2016 Thermal Zone 1 Oceanside 09/01/2016 09/02/2016 09/03/2016 09/04/2016 09/05/2016 09/06/2016 09/07/2016 09/08/2016 09/09/2016 09/10/2016 09/11/2016 09/12/2016 09/13/2016 09/14/2016 09/15/2016 09/16/2016 09/17/2016 09/18/2016 09/19/2016 09/20/2016 09/21/2016 09/22/2016 09/23/2016 09/24/2016 09/25/2016 09/26/2016 09/27/2016 09/28/2016 09/29/2016 09/30/2016

Avg BTU Min BTU Max BTU Avg Spec Gv Min Spec Gv Max SpeGvty

BTU 1037 1038 1039 1041 1041 1040 1035 1039 1034 1027 1039 1034 1031 1025 1033 1037 1034 1038 1031 1034 1033 1037 1033 1037 1037 1037 1034 1037 1036 1038

Spec Gv 0.5906 0.5906 0.5901 0.5904 0.5906 0.5895 0.5892 0.5889 0.5876 0.5861 0.5896 0.5904 0.5889 0.5870 0.5878 0.5884 0.5888 0.5900 0.5871 0.5886 0.5867 0.5881 0.5867 0.5885 0.5885 0.5892 0.5881 0.5884 0.5882 0.5897

Thermal Zone 2 Rainbow BTU 1033 1034 1033 1034 1036 1032 1032 1030 1031 1033 1033 1032 1032 1032 1032 1031 1033 1031 1031 1032 1037 1038 1034 1035 1035 1035 1034 1035 1036 1033

Spec Gv 0.5931 0.5934 0.5931 0.5930 0.5939 0.5921 0.5917 0.5916 0.5908 0.5917 0.5922 0.5915 0.5918 0.5921 0.5914 0.5910 0.5925 0.5910 0.5903 0.5913 0.5947 0.5947 0.5929 0.5940 0.5943 0.5943 0.5943 0.5947 0.5951 0.5923

Thermal Zone 3 Sweetwater BTU 1032 1034 1034 1033 1034 1034 1033 1032 1030 1032 1033 1032 1032 1031 1032 1032 1032 1031 1030 1031 1036 1038 1037 1033 1035 1036 1035 1034 1036 1034

Spec Gv 0.5930 0.5934 0.5934 0.5927 0.5932 0.5930 0.5928 0.5914 0.5914 0.5913 0.5920 0.5914 0.5918 0.5914 0.5922 0.5910 0.5921 0.5916 0.5900 0.5904 0.5939 0.5946 0.5942 0.5921 0.5943 0.5943 0.5944 0.5939 0.5950 0.5934

Thermal Zone 4 Witherby BTU 1032 1034 1033 1034 1036 1033 1032 1029 1032 1031 1034 1032 1031 1031 1032 1031 1030 1031 1030 1031 1036 1038 1036 1033 1035 1036 1035 1034 1036 1033

Spec Gv 0.5930 0.5935 0.5928 0.5928 0.5942 0.5925 0.5918 0.5907 0.5919 0.5909 0.5922 0.5914 0.5917 0.5914 0.5919 0.5908 0.5910 0.5915 0.5901 0.5904 0.5941 0.5947 0.5942 0.5925 0.5943 0.5944 0.5944 0.5939 0.5951 0.5930

Thermal Zone 1 Oceanside

Thermal Zone 2 Rainbow

Thermal Zone 3 Sweetwater

Thermal Zone 4 Witherby

1036 1025 1041 0.5887 0.5861 0.5906

1033 1030 1038 0.5927 0.5903 0.5951

1033 1030 1038 0.5927 0.5900 0.5950

1033 1029 1038 0.5926 0.5901 0.5951

Thermal Thermal Zone 5 Zone 6 Harvest Station Camino Del Norte BTU 1032 1034 1034 1035 1032 1035 1029 1031 1032 1032 1033 1032 1032 1032 1032 1032 1031 1032 1030 1031 1034 1038 1038 1033 1035 1035 1035 1034 1036 1035

Spec Gv 0.5930 0.5932 0.5930 0.5927 0.5907 0.5929 0.5908 0.5918 0.5919 0.5920 0.5917 0.5918 0.5916 0.5915 0.5922 0.5910 0.5911 0.5921 0.5902 0.5902 0.5926 0.5949 0.5946 0.5919 0.5945 0.5943 0.5943 0.5937 0.5950 0.5944

BTU 1032 1034 1033 1033 1035 1032 1032 1029 1032 1032 1035 1031 1031 1031 1032 1032 1031 1030 1030 1032 1036 1038 1036 1033 1035 1036 1035 1034 1036 1033

Spec Gv 0.5931 0.5936 0.5929 0.5927 0.5932 0.5925 0.5921 0.5909 0.5920 0.5911 0.5928 0.5913 0.5917 0.5916 0.5923 0.5911 0.5914 0.5913 0.5901 0.5906 0.5942 0.5949 0.5942 0.5923 0.5946 0.5945 0.5945 0.5940 0.5953 0.5931

Thermal Thermal Zone 5 Zone 6 Harvest Station Camino Del Norte 1033 1029 1038 0.5925 0.5902 0.5950

1033 1029 1038 0.5927 0.5901 0.5953

Thermal Zone 7 Point Loma BTU 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013

Spec Gv 0.5780 0.5780 0.5780 0.5780 0.5780 0.5780 0.5780 0.5780 0.5780 0.5780 0.5780 0.5780 0.5780 0.5750 0.5750 0.5750 0.5750 0.5750 0.5750 0.5750 0.5750 0.5750 0.5750 0.5750 0.5750 0.5750 0.5750 0.5750 0.5750 0.5750

Thermal Zone 7 Point Loma 1013 1013 1013 0.5763 0.5750 0.5780

*** Unofficial Data, Subject to Change *** BTU data is now compiled based on the 7 thermal zones listed above as a result of CPUC approval of Advice No. 1863. Historic data for the previously designated 6 thermal zones may be accessed at http://www2.sdge.com/tariff/gas_quality_hist.pdf.

SAN DIEGO GAS & ELECTRIC MONTHLY GAS QUALITY REPORT August 2016 Thermal Zone 1 Oceanside 08/01/2016 08/02/2016 08/03/2016 08/04/2016 08/05/2016 08/06/2016 08/07/2016 08/08/2016 08/09/2016 08/10/2016 08/11/2016 08/12/2016 08/13/2016 08/14/2016 08/15/2016 08/16/2016 08/17/2016 08/18/2016 08/19/2016 08/20/2016 08/21/2016 08/22/2016 08/23/2016 08/24/2016 08/25/2016 08/26/2016 08/27/2016 08/28/2016 08/29/2016 08/30/2016 08/31/2016

Avg BTU Min BTU Max BTU Avg Spec Gv Min Spec Gv Max SpeGvty

BTU 1041 1039 1041 1038 1038 1042 1042 1043 1043 1042 1036 1041 1042 1042 1040 1039 1034 1035 1033 1032 1037 1038 1032 1037 1035 1038 1041 1042 1038 1040 1038

Spec Gv 0.5915 0.5914 0.5912 0.5910 0.5911 0.5913 0.5910 0.5914 0.5918 0.5915 0.5910 0.5909 0.5911 0.5916 0.5912 0.5911 0.5902 0.5900 0.5899 0.5899 0.5909 0.5906 0.5898 0.5905 0.5905 0.5905 0.5906 0.5915 0.5915 0.5912 0.5909

Thermal Zone 2 Rainbow BTU 1035 1038 1037 1038 1035 1032 1032 1033 1031 1032 1035 1033 1036 1034 1036 1037 1035 1035 1037 1037 1034 1036 1036 1035 1034 1037 1038 1034 1033 1037 1033

Spec Gv 0.5938 0.5956 0.5950 0.5963 0.5937 0.5909 0.5905 0.5912 0.5913 0.5929 0.5950 0.5925 0.5943 0.5944 0.5958 0.5961 0.5953 0.5953 0.5971 0.5974 0.5947 0.5952 0.5954 0.5945 0.5935 0.5953 0.5963 0.5936 0.5932 0.5959 0.5937

Thermal Zone 3 Sweetwater BTU 1033 1036 1038 1037 1037 1034 1031 1033 1032 1031 1035 1033 1037 1035 1035 1037 1036 1035 1036 1038 1035 1035 1036 1035 1034 1036 1038 1035 1033 1036 1035

Spec Gv 0.5924 0.5943 0.5961 0.5951 0.5950 0.5926 0.5900 0.5906 0.5913 0.5919 0.5949 0.5927 0.5944 0.5945 0.5948 0.5965 0.5953 0.5949 0.5962 0.5982 0.5954 0.5948 0.5954 0.5951 0.5937 0.5945 0.5963 0.5943 0.5930 0.5950 0.5946

Thermal Zone 4 Witherby BTU 1033 1036 1038 1037 1037 1034 1031 1033 1032 1031 1035 1033 1036 1035 1035 1038 1035 1035 1036 1038 1035 1035 1037 1035 1034 1036 1038 1035 1033 1036 1035

Spec Gv 0.5924 0.5946 0.5960 0.5951 0.5949 0.5926 0.5902 0.5908 0.5913 0.5920 0.5950 0.5926 0.5943 0.5945 0.5949 0.5967 0.5953 0.5949 0.5962 0.5982 0.5953 0.5949 0.5955 0.5949 0.5937 0.5946 0.5965 0.5943 0.5928 0.5952 0.5946

Thermal Zone 1 Oceanside

Thermal Zone 2 Rainbow

Thermal Zone 3 Sweetwater

Thermal Zone 4 Witherby

1039 1032 1043 0.5909 0.5898 0.5918

1035 1031 1038 0.5944 0.5905 0.5974

1035 1031 1038 0.5943 0.5900 0.5982

1035 1031 1038 0.5943 0.5902 0.5982

Thermal Thermal Zone 5 Zone 6 Harvest Station Camino Del Norte BTU 1033 1036 1038 1036 1038 1035 1031 1032 1033 1031 1034 1034 1036 1035 1034 1038 1036 1034 1036 1038 1036 1035 1036 1036 1034 1034 1037 1037 1034 1034 1036

Spec Gv 0.5928 0.5944 0.5959 0.5944 0.5956 0.5933 0.5903 0.5905 0.5912 0.5916 0.5941 0.5938 0.5939 0.5940 0.5942 0.5967 0.5954 0.5947 0.5960 0.5981 0.5963 0.5949 0.5948 0.5954 0.5940 0.5939 0.5958 0.5955 0.5934 0.5941 0.5950

BTU 1033 1037 1038 1038 1037 1034 1031 1033 1032 1032 1035 1033 1035 1034 1035 1037 1036 1035 1037 1038 1037 1035 1036 1035 1034 1036 1038 1035 1033 1036 1035

Spec Gv 0.5926 0.5948 0.5960 0.5957 0.5948 0.5929 0.5906 0.5909 0.5915 0.5921 0.5952 0.5927 0.5938 0.5939 0.5950 0.5966 0.5955 0.5951 0.5963 0.5983 0.5970 0.5950 0.5957 0.5952 0.5938 0.5947 0.5964 0.5945 0.5928 0.5953 0.5947

Thermal Thermal Zone 5 Zone 6 Harvest Station Camino Del Norte 1035 1031 1038 0.5943 0.5903 0.5981

1035 1031 1038 0.5945 0.5906 0.5983

Thermal Zone 7 Point Loma BTU 1010 1010 1010 1010 1010 1010 1010 1010 1010 1010 1010 1010 1010 1010 1010 1010 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013

Spec Gv 0.5720 0.5720 0.5720 0.5720 0.5720 0.5720 0.5720 0.5720 0.5720 0.5720 0.5720 0.5720 0.5720 0.5720 0.5720 0.5720 0.5780 0.5780 0.5780 0.5780 0.5780 0.5780 0.5780 0.5780 0.5780 0.5780 0.5780 0.5780 0.5780 0.5780 0.5780

Thermal Zone 7 Point Loma 1011 1010 1013 0.5749 0.5720 0.5780

*** Unofficial Data, Subject to Change *** BTU data is now compiled based on the 7 thermal zones listed above as a result of CPUC approval of Advice No. 1863. Historic data for the previously designated 6 thermal zones may be accessed at http://www2.sdge.com/tariff/gas_quality_hist.pdf.

SAN DIEGO GAS & ELECTRIC MONTHLY GAS QUALITY REPORT July 2016 Thermal Zone 1 Oceanside 07/01/2016 07/02/2016 07/03/2016 07/04/2016 07/05/2016 07/06/2016 07/07/2016 07/08/2016 07/09/2016 07/10/2016 07/11/2016 07/12/2016 07/13/2016 07/14/2016 07/15/2016 07/16/2016 07/17/2016 07/18/2016 07/19/2016 07/20/2016 07/21/2016 07/22/2016 07/23/2016 07/24/2016 07/25/2016 07/26/2016 07/27/2016 07/28/2016 07/29/2016 07/30/2016 07/31/2016

Avg BTU Min BTU Max BTU Avg Spec Gv Min Spec Gv Max SpeGvty

BTU 1028 1032 1029 1028 1035 1036 1033 1036 1035 1034 1030 1028 1033 1034 1033 1034 1038 1037 1037 1036 1035 1032 1032 1030 1036 1037 1038 1036 1034 1035 1037

Spec Gv 0.5850 0.5854 0.5854 0.5845 0.5853 0.5867 0.5863 0.5866 0.5864 0.5864 0.5857 0.5848 0.5876 0.5875 0.5880 0.5907 0.5909 0.5913 0.5905 0.5910 0.5913 0.5897 0.5885 0.5879 0.5899 0.5908 0.5913 0.5909 0.5906 0.5912 0.5917

Thermal Zone 2 Rainbow BTU 1034 1029 1034 1032 1030 1032 1029 1029 1028 1029 1030 1027 1026 1026 1029 1031 1037 1033 1035 1030 1033 1036 1032 1033 1035 1034 1036 1037 1039 1040 1034

Spec Gv 0.5921 0.5889 0.5921 0.5905 0.5896 0.5910 0.5887 0.5888 0.5879 0.5877 0.5889 0.5873 0.5864 0.5870 0.5878 0.5891 0.5933 0.5920 0.5924 0.5891 0.5914 0.5946 0.5923 0.5919 0.5933 0.5929 0.5937 0.5948 0.5956 0.5971 0.5936

Thermal Zone 3 Sweetwater BTU 1033 1033 1029 1035 1030 1032 1030 1029 1028 1029 1029 1029 1026 1026 1028 1029 1036 1034 1034 1033 1030 1036 1034 1032 1035 1034 1035 1038 1038 1041 1038

Spec Gv 0.5919 0.5917 0.5885 0.5934 0.5894 0.5909 0.5899 0.5884 0.5881 0.5877 0.5882 0.5884 0.5865 0.5863 0.5880 0.5872 0.5921 0.5929 0.5918 0.5909 0.5888 0.5947 0.5939 0.5918 0.5932 0.5928 0.5931 0.5948 0.5949 0.5970 0.5958

Thermal Zone 4 Witherby BTU 1033 1032 1031 1035 1030 1032 1030 1029 1029 1029 1030 1029 1026 1026 1028 1029 1036 1034 1034 1033 1030 1036 1034 1032 1035 1034 1035 1038 1039 1042 1038

Spec Gv 0.5915 0.5912 0.5897 0.5927 0.5892 0.5911 0.5896 0.5885 0.5887 0.5877 0.5883 0.5882 0.5865 0.5863 0.5879 0.5873 0.5923 0.5927 0.5919 0.5908 0.5891 0.5947 0.5937 0.5918 0.5933 0.5930 0.5932 0.5948 0.5953 0.5980 0.5956

Thermal Zone 1 Oceanside

Thermal Zone 2 Rainbow

Thermal Zone 3 Sweetwater

Thermal Zone 4 Witherby

1034 1028 1038 0.5884 0.5845 0.5917

1032 1026 1040 0.5910 0.5864 0.5971

1032 1026 1041 0.5911 0.5863 0.5970

1033 1026 1042 0.5911 0.5863 0.5980

Thermal Thermal Zone 5 Zone 6 Harvest Station Camino Del Norte BTU 1033 1034 1029 1033 1032 1031 1031 1028 1029 1028 1029 1030 1026 1026 1026 1029 1033 1036 1034 1034 1029 1034 1036 1032 1034 1034 1035 1037 1038 1041 1039

Spec Gv 0.5923 0.5921 0.5885 0.5911 0.5907 0.5901 0.5906 0.5883 0.5885 0.5878 0.5877 0.5890 0.5866 0.5865 0.5873 0.5871 0.5906 0.5932 0.5917 0.5916 0.5881 0.5928 0.5949 0.5922 0.5924 0.5930 0.5930 0.5944 0.5946 0.5968 0.5966

BTU 1033 1030 1031 1033 1027 1032 1031 1031 1027 1027 1029 1028 1025 1025 1030 1029 1034 1033 1032 1031 1029 1036 1035 1032 1035 1035 1035 1037 1039 1041 1038

Spec Gv 0.5915 0.5895 0.5901 0.5919 0.5876 0.5914 0.5906 0.5903 0.5877 0.5866 0.5879 0.5878 0.5855 0.5862 0.5895 0.5873 0.5912 0.5919 0.5910 0.5899 0.5888 0.5939 0.5944 0.5923 0.5933 0.5933 0.5932 0.5947 0.5952 0.5970 0.5958

Thermal Thermal Zone 5 Zone 6 Harvest Station Camino Del Norte 1032 1026 1041 0.5910 0.5865 0.5968

1032 1025 1041 0.5909 0.5855 0.5970

Thermal Zone 7 Point Loma BTU 1005 1005 1005 1005 1005 1005 1005 1005 1005 1005 1005 1005 1010 1010 1010 1010 1010 1010 1010 1010 1010 1010 1010 1010 1010 1010 1010 1010 1010 1010 1010

Spec Gv 0.5640 0.5640 0.5640 0.5640 0.5640 0.5640 0.5640 0.5640 0.5640 0.5640 0.5640 0.5640 0.5720 0.5720 0.5720 0.5720 0.5720 0.5720 0.5720 0.5720 0.5720 0.5720 0.5720 0.5720 0.5720 0.5720 0.5720 0.5720 0.5720 0.5720 0.5720

Thermal Zone 7 Point Loma 1008 1005 1010 0.5689 0.5640 0.5720

*** Unofficial Data, Subject to Change *** BTU data is now compiled based on the 7 thermal zones listed above as a result of CPUC approval of Advice No. 1863. Historic data for the previously designated 6 thermal zones may be accessed at http://www2.sdge.com/tariff/gas_quality_hist.pdf.

SAN DIEGO GAS & ELECTRIC MONTHLY GAS QUALITY REPORT June 2016 Thermal Zone 1 Oceanside 06/01/2016 06/02/2016 06/03/2016 06/04/2016 06/05/2016 06/06/2016 06/07/2016 06/08/2016 06/09/2016 06/10/2016 06/11/2016 06/12/2016 06/13/2016 06/14/2016 06/15/2016 06/16/2016 06/17/2016 06/18/2016 06/19/2016 06/20/2016 06/21/2016 06/22/2016 06/23/2016 06/24/2016 06/25/2016 06/26/2016 06/27/2016 06/28/2016 06/29/2016 06/30/2016

Avg BTU Min BTU Max BTU Avg Spec Gv Min Spec Gv Max SpeGvty

BTU 1028 1026 1026 1028 1030 1031 1034 1031 1035 1033 1035 1034 1034 1034 1032 1029 1029 1027 1028 1027 1027 1029 1029 1031 1035 1034 1029 1029 1026 1028

Spec Gv 0.5822 0.5821 0.5836 0.5830 0.5848 0.5847 0.5848 0.5854 0.5860 0.5852 0.5852 0.5855 0.5856 0.5850 0.5841 0.5833 0.5836 0.5838 0.5835 0.5831 0.5842 0.5858 0.5868 0.5850 0.5843 0.5845 0.5851 0.5857 0.5849 0.5845

Thermal Zone 2 Rainbow BTU 1028 1027 1031 1028 1033 1035 1033 1031 1029 1033 1036 1036 1033 1033 1034 1031 1032 1031 1030 1033 1036 1035 1036 1035 1034 1033 1034 1034 1036 1034

Spec Gv 0.5900 0.5899 0.5925 0.5908 0.5923 0.5920 0.5920 0.5910 0.5892 0.5919 0.5929 0.5918 0.5911 0.5914 0.5907 0.5897 0.5902 0.5897 0.5882 0.5904 0.5928 0.5919 0.5929 0.5921 0.5918 0.5917 0.5925 0.5925 0.5943 0.5927

Thermal Zone 3 Sweetwater BTU 1029 1028 1029 1034 1028 1031 1035 1034 1031 1029 1030 1033 1036 1033 1031 1033 1035 1032 1031 1031 1035 1034 1036 1038 1034 1033 1032 1033 1035 1036

Spec Gv 0.5899 0.5898 0.5911 0.5939 0.5901 0.5921 0.5922 0.5919 0.5910 0.5890 0.5904 0.5911 0.5931 0.5901 0.5913 0.5902 0.5913 0.5900 0.5892 0.5885 0.5921 0.5920 0.5922 0.5943 0.5916 0.5916 0.5909 0.5918 0.5936 0.5942

Thermal Zone 4 Witherby BTU 1028 1028 1029 1031 1030 1033 1036 1032 1029 1031 1034 1037 1034 1033 1036 1031 1034 1033 1031 1033 1035 1036 1035 1038 1034 1033 1032 1033 1035 1036

Spec Gv 0.5897 0.5899 0.5915 0.5923 0.5919 0.5912 0.5930 0.5915 0.5895 0.5907 0.5924 0.5935 0.5905 0.5917 0.5920 0.5892 0.5906 0.5905 0.5886 0.5901 0.5921 0.5925 0.5922 0.5941 0.5914 0.5915 0.5913 0.5919 0.5939 0.5940

Thermal Zone 1 Oceanside

Thermal Zone 2 Rainbow

Thermal Zone 3 Sweetwater

Thermal Zone 4 Witherby

1030 1026 1035 0.5845 0.5821 0.5868

1033 1027 1036 0.5914 0.5882 0.5943

1033 1028 1038 0.5914 0.5885 0.5943

1033 1028 1038 0.5915 0.5886 0.5941

Thermal Thermal Zone 5 Zone 6 Harvest Station Camino Del Norte BTU 1029 1028 1027 1033 1030 1029 1028 1030 1032 1028 1029 1029 1030 1030 1034 1033 1029 1030 1033 1034 1034 1035 1035 1037 1035 1034 1033 1034 1034 1036

Spec Gv 0.5903 0.5894 0.5901 0.5935 0.5914 0.5909 0.5902 0.5918 0.5918 0.5891 0.5890 0.5890 0.5891 0.5896 0.5919 0.5909 0.5885 0.5889 0.5899 0.5869 0.5913 0.5925 0.5919 0.5935 0.5917 0.5917 0.5914 0.5922 0.5929 0.5944

BTU 1030 1028 1027 1027 1032 1029 1032 1030 1027 1032 1034 1036 1032 1032 1036 1031 1032 1031 1029 1031 1035 1036 1034 1036 1034 1032 1031 1033 1035 1034

Spec Gv 0.5902 0.5896 0.5895 0.5901 0.5933 0.5910 0.5921 0.5906 0.5885 0.5916 0.5923 0.5928 0.5898 0.5915 0.5919 0.5893 0.5901 0.5899 0.5878 0.5891 0.5922 0.5924 0.5920 0.5927 0.5918 0.5913 0.5909 0.5917 0.5938 0.5930

Thermal Thermal Zone 5 Zone 6 Harvest Station Camino Del Norte 1032 1027 1037 0.5909 0.5869 0.5944

1032 1027 1036 0.5911 0.5878 0.5938

Thermal Zone 7 Point Loma BTU 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1005 1005 1005 1005 1005 1005 1005 1005 1005 1005 1005 1005 1005 1005 1005 1005

Spec Gv 0.5770 0.5770 0.5770 0.5770 0.5770 0.5770 0.5770 0.5770 0.5770 0.5770 0.5770 0.5770 0.5770 0.5770 0.5640 0.5640 0.5640 0.5640 0.5640 0.5640 0.5640 0.5640 0.5640 0.5640 0.5640 0.5640 0.5640 0.5640 0.5640 0.5640

Thermal Zone 7 Point Loma 1009 1005 1013 0.5701 0.5640 0.5770

*** Unofficial Data, Subject to Change *** BTU data is now compiled based on the 7 thermal zones listed above as a result of CPUC approval of Advice No. 1863. Historic data for the previously designated 6 thermal zones may be accessed at http://www2.sdge.com/tariff/gas_quality_hist.pdf.

SAN DIEGO GAS & ELECTRIC MONTHLY GAS QUALITY REPORT May 2016 Thermal Zone 1 Oceanside 05/01/2016 05/02/2016 05/03/2016 05/04/2016 05/05/2016 05/06/2016 05/07/2016 05/08/2016 05/09/2016 05/10/2016 05/11/2016 05/12/2016 05/13/2016 05/14/2016 05/15/2016 05/16/2016 05/17/2016 05/18/2016 05/19/2016 05/20/2016 05/21/2016 05/22/2016 05/23/2016 05/24/2016 05/25/2016 05/26/2016 05/27/2016 05/28/2016 05/29/2016 05/30/2016 05/31/2016

Avg BTU Min BTU Max BTU Avg Spec Gv Min Spec Gv Max SpeGvty

BTU 1037 1036 1034 1035 1034 1032 1034 1033 1034 1035 1033 1033 1032 1030 1032 1031 1033 1032 1031 1034 1030 1029 1025 1028 1032 1031 1032 1031 1028 1031 1030

Spec Gv 0.5877 0.5869 0.5855 0.5861 0.5856 0.5830 0.5846 0.5837 0.5844 0.5841 0.5835 0.5831 0.5836 0.5844 0.5850 0.5839 0.5845 0.5843 0.5835 0.5838 0.5843 0.5852 0.5851 0.5858 0.5862 0.5836 0.5840 0.5838 0.5846 0.5832 0.5829

Thermal Zone 2 Rainbow BTU 1032 1031 1032 1032 1038 1029 1026 1030 1034 1036 1031 1029 1032 1023 1023 1026 1028 1026 1028 1032 1028 1025 1027 1029 1031 1028 1030 1030 1031 1029 1029

Spec Gv 0.5916 0.5906 0.5914 0.5916 0.5954 0.5889 0.5880 0.5900 0.5918 0.5934 0.5903 0.5893 0.5897 0.5841 0.5852 0.5856 0.5878 0.5863 0.5886 0.5920 0.5905 0.5889 0.5888 0.5890 0.5911 0.5897 0.5900 0.5910 0.5913 0.5887 0.5904

Thermal Zone 3 Sweetwater BTU 1034 1035 1030 1032 1033 1037 1037 1027 1027 1032 1036 1031 1030 1030 1026 1024 1027 1029 1026 1029 1033 1030 1026 1029 1031 1029 1029 1031 1029 1031 1030

Spec Gv 0.5935 0.5939 0.5900 0.5913 0.5916 0.5946 0.5935 0.5880 0.5885 0.5908 0.5934 0.5905 0.5895 0.5894 0.5861 0.5852 0.5861 0.5886 0.5868 0.5892 0.5921 0.5914 0.5890 0.5891 0.5897 0.5901 0.5896 0.5910 0.5907 0.5914 0.5896

Thermal Zone 4 Witherby BTU 1035 1030 1031 1033 1037 1036 1026 1028 1033 1037 1032 1030 1032 1028 1024 1025 1028 1027 1027 1031 1031 1028 1026 1029 1032 1028 1029 1031 1029 1031 1030

Spec Gv 0.5943 0.5898 0.5909 0.5916 0.5945 0.5931 0.5877 0.5887 0.5915 0.5940 0.5909 0.5892 0.5903 0.5870 0.5851 0.5854 0.5871 0.5870 0.5870 0.5902 0.5920 0.5903 0.5888 0.5890 0.5906 0.5894 0.5897 0.5911 0.5905 0.5901 0.5895

Thermal Zone 1 Oceanside

Thermal Zone 2 Rainbow

Thermal Zone 3 Sweetwater

Thermal Zone 4 Witherby

1032 1025 1037 0.5845 0.5829 0.5877

1030 1023 1038 0.5897 0.5841 0.5954

1030 1024 1037 0.5901 0.5852 0.5946

1030 1024 1037 0.5899 0.5851 0.5945

Thermal Thermal Zone 5 Zone 6 Harvest Station Camino Del Norte BTU 1031 1031 1030 1034 1034 1029 1033 1032 1038 1036 1027 1031 1037 1033 1033 1030 1026 1027 1028 1028 1028 1028 1028 1028 1029 1032 1028 1030 1031 1030 1028

Spec Gv 0.5894 0.5893 0.5892 0.5928 0.5932 0.5896 0.5916 0.5911 0.5946 0.5929 0.5879 0.5903 0.5940 0.5918 0.5913 0.5897 0.5857 0.5856 0.5871 0.5877 0.5889 0.5892 0.5898 0.5890 0.5888 0.5912 0.5894 0.5902 0.5914 0.5909 0.5899

BTU 1034 1030 1030 1032 1037 1034 1026 1028 1033 1037 1032 1030 1032 1022 1023 1026 1027 1025 1028 1031 1030 1026 1025 1029 1032 1027 1029 1030 1030 1029 1030

Spec Gv 0.5933 0.5903 0.5905 0.5916 0.5948 0.5920 0.5879 0.5890 0.5916 0.5942 0.5912 0.5897 0.5903 0.5834 0.5851 0.5856 0.5872 0.5862 0.5882 0.5913 0.5912 0.5893 0.5885 0.5889 0.5914 0.5893 0.5900 0.5912 0.5910 0.5889 0.5904

Thermal Thermal Zone 5 Zone 6 Harvest Station Camino Del Norte 1031 1026 1038 0.5901 0.5856 0.5946

1029 1022 1037 0.5898 0.5834 0.5948

Thermal Zone 7 Point Loma BTU 1014 1014 1014 1014 1014 1014 1014 1014 1014 1014 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013

Spec Gv 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5760 0.5760 0.5760 0.5760 0.5760 0.5760 0.5760 0.5770 0.5770 0.5770 0.5770 0.5770 0.5770 0.5770 0.5770 0.5770 0.5770 0.5770 0.5770 0.5770 0.5770

Thermal Zone 7 Point Loma 1013 1013 1014 0.5774 0.5760 0.5790

*** Unofficial Data, Subject to Change *** BTU data is now compiled based on the 7 thermal zones listed above as a result of CPUC approval of Advice No. 1863. Historic data for the previously designated 6 thermal zones may be accessed at http://www2.sdge.com/tariff/gas_quality_hist.pdf.

SAN DIEGO GAS & ELECTRIC MONTHLY GAS QUALITY REPORT April 2016 Thermal Zone 1 Oceanside 04/01/2016 04/02/2016 04/03/2016 04/04/2016 04/05/2016 04/06/2016 04/07/2016 04/08/2016 04/09/2016 04/10/2016 04/11/2016 04/12/2016 04/13/2016 04/14/2016 04/15/2016 04/16/2016 04/17/2016 04/18/2016 04/19/2016 04/20/2016 04/21/2016 04/22/2016 04/23/2016 04/24/2016 04/25/2016 04/26/2016 04/27/2016 04/28/2016 04/29/2016 04/30/2016

Avg BTU Min BTU Max BTU Avg Spec Gv Min Spec Gv Max SpeGvty

BTU 1030 1033 1033 1032 1033 1031 1036 1036 1034 1036 1037 1039 1038 1042 1038 1037 1038 1038 1039 1036 1034 1029 1034 1035 1032 1035 1035 1033 1037 1036

Spec Gv 0.5874 0.5865 0.5852 0.5860 0.5861 0.5828 0.5861 0.5857 0.5848 0.5858 0.5881 0.5895 0.5888 0.5887 0.5879 0.5885 0.5887 0.5880 0.5876 0.5869 0.5864 0.5851 0.5871 0.5878 0.5870 0.5867 0.5860 0.5855 0.5862 0.5868

Thermal Zone 2 Rainbow BTU 1035 1034 1033 1032 1030 1031 1029 1032 1034 1035 1034 1033 1035 1037 1038 1037 1038 1032 1030 1031 1035 1033 1036 1036 1035 1032 1031 1030 1032 1036

Spec Gv 0.5913 0.5903 0.5907 0.5904 0.5915 0.5921 0.5900 0.5911 0.5921 0.5927 0.5927 0.5905 0.5917 0.5932 0.5945 0.5933 0.5937 0.5903 0.5885 0.5898 0.5909 0.5902 0.5918 0.5917 0.5909 0.5895 0.5894 0.5892 0.5908 0.5950

Thermal Zone 3 Sweetwater BTU 1036 1035 1034 1033 1032 1031 1031 1029 1032 1032 1035 1036 1033 1034 1035 1038 1038 1037 1037 1031 1030 1033 1034 1035 1035 1036 1033 1032 1031 1030

Spec Gv 0.5931 0.5912 0.5902 0.5902 0.5905 0.5911 0.5922 0.5902 0.5910 0.5915 0.5926 0.5935 0.5908 0.5909 0.5917 0.5945 0.5941 0.5931 0.5930 0.5890 0.5884 0.5906 0.5903 0.5910 0.5915 0.5914 0.5899 0.5897 0.5892 0.5892

Thermal Zone 4 Witherby BTU 1036 1033 1033 1032 1032 1031 1030 1031 1032 1034 1036 1033 1034 1036 1039 1037 1037 1036 1031 1030 1034 1034 1035 1035 1035 1033 1033 1031 1030 1034

Spec Gv 0.5929 0.5899 0.5905 0.5904 0.5912 0.5922 0.5910 0.5903 0.5911 0.5920 0.5932 0.5913 0.5907 0.5922 0.5947 0.5937 0.5933 0.5927 0.5891 0.5884 0.5912 0.5904 0.5910 0.5917 0.5910 0.5901 0.5899 0.5892 0.5891 0.5931

Thermal Zone 1 Oceanside

Thermal Zone 2 Rainbow

Thermal Zone 3 Sweetwater

Thermal Zone 4 Witherby

1035 1029 1042 0.5868 0.5828 0.5895

1034 1029 1038 0.5913 0.5885 0.5950

1034 1029 1038 0.5912 0.5884 0.5945

1034 1030 1039 0.5913 0.5884 0.5947

Thermal Thermal Zone 5 Zone 6 Harvest Station Camino Del Norte BTU 1032 1037 1040 1036 1034 1032 1033 1032 1031 1031 1030 1030 1032 1032 1031 1026 1019 1015 1014 1031 1030 1033 1034 1035 1035 1034 1034 1036 1035 1033

Spec Gv 0.5914 0.5935 0.5945 0.5927 0.5910 0.5892 0.5901 0.5903 0.5913 0.5920 0.5907 0.5894 0.5912 0.5909 0.5904 0.5876 0.5828 0.5790 0.5785 0.5889 0.5884 0.5906 0.5903 0.5910 0.5915 0.5905 0.5906 0.5917 0.5908 0.5898

BTU 1036 1034 1033 1032 1032 1032 1030 1031 1032 1035 1035 1033 1035 1036 1039 1036 1037 1035 1031 1030 1035 1033 1035 1035 1034 1032 1032 1030 1031 1035

Spec Gv 0.5924 0.5903 0.5904 0.5904 0.5908 0.5924 0.5912 0.5902 0.5916 0.5924 0.5934 0.5913 0.5915 0.5922 0.5951 0.5930 0.5935 0.5921 0.5891 0.5888 0.5913 0.5901 0.5914 0.5914 0.5909 0.5892 0.5896 0.5892 0.5896 0.5942

Thermal Thermal Zone 5 Zone 6 Harvest Station Camino Del Norte 1031 1014 1040 0.5897 0.5785 0.5945

1034 1030 1039 0.5913 0.5888 0.5951

Thermal Zone 7 Point Loma BTU 1015 1015 1015 1015 1015 1015 1015 1015 1015 1015 1015 1015 1014 1014 1014 1014 1014 1014 1014 1014 1014 1014 1014 1014 1014 1014 1014 1014 1014 1014

Spec Gv 0.5800 0.5800 0.5800 0.5800 0.5800 0.5800 0.5800 0.5800 0.5800 0.5800 0.5800 0.5800 0.5790 0.5900 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790

Thermal Zone 7 Point Loma 1014 1014 1015 0.5798 0.5790 0.5900

*** Unofficial Data, Subject to Change *** BTU data is now compiled based on the 7 thermal zones listed above as a result of CPUC approval of Advice No. 1863. Historic data for the previously designated 6 thermal zones may be accessed at http://www2.sdge.com/tariff/gas_quality_hist.pdf.

SAN DIEGO GAS & ELECTRIC MONTHLY GAS QUALITY REPORT March 2016 Thermal Zone 1 Oceanside 03/01/2016 03/02/2016 03/03/2016 03/04/2016 03/05/2016 03/06/2016 03/07/2016 03/08/2016 03/09/2016 03/10/2016 03/11/2016 03/12/2016 03/13/2016 03/14/2016 03/15/2016 03/16/2016 03/17/2016 03/18/2016 03/19/2016 03/20/2016 03/21/2016 03/22/2016 03/23/2016 03/24/2016 03/25/2016 03/26/2016 03/27/2016 03/28/2016 03/29/2016 03/30/2016 03/31/2016

Avg BTU Min BTU Max BTU Avg Spec Gv Min Spec Gv Max SpeGvty

BTU 1034 1032 1035 1034 1038 1037 1036 1033 1035 1033 1035 1036 1035 1034 1030 1028 1030 1029 1028 1030 1030 1030 1029 1030 1030 1031 1031 1033 1030 1030 1029

Spec Gv 0.5885 0.5891 0.5888 0.5882 0.5885 0.5894 0.5891 0.5875 0.5866 0.5861 0.5867 0.5881 0.5881 0.5873 0.5871 0.5839 0.5846 0.5844 0.5858 0.5859 0.5855 0.5850 0.5845 0.5849 0.5838 0.5836 0.5859 0.5868 0.5851 0.5838 0.5856

Thermal Zone 2 Rainbow BTU 1047 1051 1041 1034 1034 1039 1038 1040 1043 1038 1030 1033 1031 1034 1033 1031 1038 1040 1042 1046 1038 1030 1034 1032 1030 1033 1037 1034 1034 1030 1034

Spec Gv 0.6000 0.6033 0.5968 0.5927 0.5915 0.5952 0.5947 0.5947 0.5970 0.5933 0.5881 0.5903 0.5896 0.5917 0.5916 0.5899 0.5943 0.5961 0.5961 0.5987 0.5932 0.5885 0.5906 0.5897 0.5890 0.5911 0.5940 0.5932 0.5928 0.5907 0.5922

Thermal Zone 3 Sweetwater BTU 1046 1049 1046 1039 1032 1031 1040 1042 1033 1043 1032 1030 1033 1032 1034 1034 1032 1036 1042 1040 1039 1041 1031 1033 1033 1031 1031 1033 1034 1034 1031

Spec Gv 0.5997 0.6015 0.6001 0.5958 0.5904 0.5901 0.5955 0.5965 0.5900 0.5968 0.5889 0.5885 0.5903 0.5898 0.5913 0.5918 0.5902 0.5930 0.5971 0.5952 0.5944 0.5948 0.5886 0.5900 0.5902 0.5888 0.5903 0.5916 0.5931 0.5927 0.5908

Thermal Zone 4 Witherby BTU 1046 1048 1045 1038 1030 1038 1040 1042 1039 1044 1031 1032 1032 1033 1034 1033 1030 1043 1044 1040 1044 1031 1032 1034 1031 1032 1034 1036 1034 1032 1031

Spec Gv 0.5999 0.6016 0.5992 0.5954 0.5891 0.5940 0.5955 0.5963 0.5941 0.5973 0.5885 0.5894 0.5900 0.5906 0.5918 0.5911 0.5890 0.5980 0.5977 0.5955 0.5969 0.5890 0.5897 0.5909 0.5886 0.5902 0.5923 0.5939 0.5929 0.5919 0.5908

Thermal Zone 1 Oceanside

Thermal Zone 2 Rainbow

Thermal Zone 3 Sweetwater

Thermal Zone 4 Witherby

1032 1028 1038 0.5864 0.5836 0.5894

1036 1030 1051 0.5932 0.5881 0.6033

1036 1030 1049 0.5928 0.5885 0.6015

1037 1030 1048 0.5933 0.5885 0.6016

Thermal Thermal Zone 5 Zone 6 Harvest Station Camino Del Norte BTU 1045 1047 1049 1039 1033 1032 1035 1041 1039 1041 1034 1029 1028 1029 1031 1033 1033 1033 1033 1032 1038 1042 1039 1039 1030 1031 1034 1032 1030 1034 1033

Spec Gv 0.5993 0.6004 0.6020 0.5958 0.5914 0.5900 0.5921 0.5963 0.5939 0.5952 0.5904 0.5880 0.5874 0.5879 0.5892 0.5903 0.5905 0.5912 0.5914 0.5901 0.5942 0.5960 0.5946 0.5937 0.5884 0.5888 0.5907 0.5896 0.5892 0.5916 0.5920

BTU 1046 1049 1045 1038 1032 1038 1038 1041 1040 1043 1031 1032 1032 1034 1034 1031 1035 1043 1042 1040 1044 1030 1033 1033 1030 1033 1034 1034 1032 1031 1031

Spec Gv 0.5997 0.6019 0.5993 0.5952 0.5903 0.5943 0.5949 0.5959 0.5953 0.5963 0.5884 0.5900 0.5901 0.5912 0.5923 0.5898 0.5924 0.5977 0.5966 0.5955 0.5971 0.5886 0.5901 0.5904 0.5887 0.5911 0.5924 0.5928 0.5920 0.5913 0.5911

Thermal Thermal Zone 5 Zone 6 Harvest Station Camino Del Norte 1035 1028 1049 0.5923 0.5874 0.6020

1036 1030 1049 0.5933 0.5884 0.6019

Thermal Zone 7 Point Loma BTU 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1015 1015 1015 1015 1015 1015 1015 1015 1015 1015 1015 1015 1015 1015 1015 1015

Spec Gv 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5800 0.5800 0.5800 0.5800 0.5800 0.5800 0.5800 0.5800 0.5800 0.5800 0.5800 0.5800 0.5800 0.5800 0.5800 0.5800

Thermal Zone 7 Point Loma 1014 1013 1015 0.5795 0.5790 0.5800

*** Unofficial Data, Subject to Change *** BTU data is now compiled based on the 7 thermal zones listed above as a result of CPUC approval of Advice No. 1863. Historic data for the previously designated 6 thermal zones may be accessed at http://www2.sdge.com/tariff/gas_quality_hist.pdf.

SAN DIEGO GAS & ELECTRIC MONTHLY GAS QUALITY REPORT February 2016 Thermal Zone 1 Oceanside 02/01/2016 02/02/2016 02/03/2016 02/04/2016 02/05/2016 02/06/2016 02/07/2016 02/08/2016 02/09/2016 02/10/2016 02/11/2016 02/12/2016 02/13/2016 02/14/2016 02/15/2016 02/16/2016 02/17/2016 02/18/2016 02/19/2016 02/20/2016 02/21/2016 02/22/2016 02/23/2016 02/24/2016 02/25/2016 02/26/2016 02/27/2016 02/28/2016 02/29/2016

Avg BTU Min BTU Max BTU Avg Spec Gv Min Spec Gv Max SpeGvty

BTU 1055 1051 1043 1042 1042 1044 1046 1041 1036 1030 1030 1027 1028 1029 1029 1030 1032 1035 1030 1031 1031 1032 1030 1033 1030 1032 1033 1033 1034

Spec Gv 0.6042 0.6024 0.5972 0.5977 0.5975 0.5982 0.5992 0.5959 0.5912 0.5862 0.5865 0.5859 0.5872 0.5877 0.5880 0.5876 0.5888 0.5894 0.5869 0.5876 0.5876 0.5881 0.5866 0.5872 0.5872 0.5879 0.5875 0.5877 0.5898

Thermal Zone 2 Rainbow BTU 1054 1049 1043 1042 1043 1045 1044 1041 1039 1037 1039 1041 1039 1043 1043 1046 1046 1048 1048 1047 1047 1054 1057 1052 1052 1053 1053 1048 1044

Spec Gv 0.6038 0.6012 0.5973 0.5975 0.5983 0.5986 0.5984 0.5950 0.5944 0.5939 0.5959 0.5964 0.5967 0.5983 0.5978 0.5995 0.5994 0.6005 0.6015 0.6011 0.6016 0.6043 0.6060 0.6031 0.6038 0.6059 0.6050 0.6023 0.5993

Thermal Zone 3 Sweetwater BTU 1055 1052 1043 1042 1042 1043 1045 1044 1042 1039 1036 1040 1040 1038 1041 1045 1046 1045 1049 1049 1047 1047 1056 1055 1051 1053 1054 1055 1050

Spec Gv 0.6045 0.6032 0.5974 0.5976 0.5974 0.5977 0.5986 0.5982 0.5956 0.5945 0.5944 0.5963 0.5967 0.5958 0.5974 0.5986 0.5999 0.5987 0.6011 0.6017 0.6011 0.6012 0.6055 0.6047 0.6024 0.6050 0.6067 0.6061 0.6030

Thermal Zone 4 Witherby BTU 1049 1049 1046 1042 1042 1044 1046 1043 1039 1038 1037 1041 1040 1041 1043 1045 1046 1045 1049 1047 1046 1051 1056 1054 1051 1052 1054 1052 1047

Spec Gv 0.5982 0.5982 0.5977 0.5980 0.5976 0.5982 0.5992 0.5970 0.5939 0.5939 0.5948 0.5963 0.5967 0.5977 0.5979 0.5989 0.5999 0.5991 0.6017 0.6011 0.6008 0.6034 0.6055 0.6043 0.6024 0.6051 0.6060 0.6044 0.6010

Thermal Zone 1 Oceanside

Thermal Zone 2 Rainbow

Thermal Zone 3 Sweetwater

Thermal Zone 4 Witherby

1035 1027 1055 0.5909 0.5859 0.6042

1046 1037 1057 0.5999 0.5939 0.6060

1046 1036 1056 0.6000 0.5944 0.6067

1046 1037 1056 0.5996 0.5939 0.6060

Thermal Thermal Zone 5 Zone 6 Harvest Station Camino Del Norte BTU 1055 1054 1045 1043 1041 1044 1043 1043 1044 1041 1036 1039 1041 1038 1038 1044 1046 1046 1044 1044 1047 1048 1052 1056 1052 1052 1051 1051 1052

Spec Gv 0.6045 0.6044 0.5986 0.5975 0.5971 0.5987 0.5982 0.5981 0.5981 0.5952 0.5938 0.5960 0.5964 0.5966 0.5965 0.5981 0.5997 0.5996 0.5980 0.5982 0.5999 0.6011 0.6034 0.6054 0.6031 0.6042 0.6047 0.6047 0.6048

BTU 1055 1051 1043 1042 1042 1044 1046 1043 1040 1038 1038 1041 1039 1042 1042 1045 1047 1046 1049 1047 1047 1053 1057 1054 1051 1053 1054 1050 1047

Spec Gv 0.6044 0.6028 0.5976 0.5978 0.5978 0.5985 0.5993 0.5972 0.5945 0.5940 0.5953 0.5964 0.5966 0.5980 0.5976 0.5991 0.6000 0.5994 0.6018 0.6011 0.6011 0.6040 0.6060 0.6040 0.6026 0.6056 0.6059 0.6033 0.6010

Thermal Thermal Zone 5 Zone 6 Harvest Station Camino Del Norte 1046 1036 1056 0.5998 0.5938 0.6054

1046 1038 1057 0.6001 0.5940 0.6060

Thermal Zone 7 Point Loma BTU 1024 1024 1024 1024 1024 1024 1024 1024 1024 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013

Spec Gv 0.5860 0.5860 0.5860 0.5860 0.5860 0.5860 0.5860 0.5860 0.5860 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790

Thermal Zone 7 Point Loma 1016 1013 1024 0.5812 0.5790 0.5860

*** Unofficial Data, Subject to Change *** BTU data is now compiled based on the 7 thermal zones listed above as a result of CPUC approval of Advice No. 1863. Historic data for the previously designated 6 thermal zones may be accessed at http://www2.sdge.com/tariff/gas_quality_hist.pdf.

SAN DIEGO GAS & ELECTRIC MONTHLY GAS QUALITY REPORT January 2016 Thermal Zone 1 Oceanside 01/01/2016 01/02/2016 01/03/2016 01/04/2016 01/05/2016 01/06/2016 01/07/2016 01/08/2016 01/09/2016 01/10/2016 01/11/2016 01/12/2016 01/13/2016 01/14/2016 01/15/2016 01/16/2016 01/17/2016 01/18/2016 01/19/2016 01/20/2016 01/21/2016 01/22/2016 01/23/2016 01/24/2016 01/25/2016 01/26/2016 01/27/2016 01/28/2016 01/29/2016 01/30/2016 01/31/2016

Avg BTU Min BTU Max BTU Avg Spec Gv Min Spec Gv Max SpeGvty

BTU 1037 1038 1044 1048 1048 1049 1048 1051 1048 1049 1048 1048 1047 1047 1048 1050 1047 1045 1044 1048 1048 1048 1048 1047 1049 1051 1052 1056 1054 1054 1056

Spec Gv 0.5938 0.5938 0.5968 0.5993 0.6000 0.6010 0.6005 0.6021 0.6003 0.5996 0.5997 0.5997 0.5988 0.5995 0.6006 0.6015 0.5997 0.5989 0.5983 0.6006 0.6001 0.6000 0.6002 0.6004 0.6021 0.6024 0.6026 0.6052 0.6039 0.6039 0.6049

Thermal Zone 2 Rainbow BTU 1038 1039 1047 1047 1048 1049 1049 1050 1048 1048 1048 1047 1047 1048 1048 1049 1046 1044 1045 1047 1048 1048 1048 1047 1049 1052 1052 1057 1052 1055 1056

Spec Gv 0.5944 0.5940 0.5983 0.5990 0.6005 0.6005 0.6012 0.6012 0.6002 0.5991 0.6001 0.5988 0.5991 0.6000 0.6007 0.6008 0.5994 0.5980 0.5992 0.6002 0.6001 0.5998 0.5998 0.6009 0.6020 0.6028 0.6028 0.6055 0.6032 0.6046 0.6048

Thermal Zone 3 Sweetwater BTU 1037 1038 1044 1048 1047 1049 1048 1051 1048 1049 1048 1048 1047 1047 1048 1049 1048 1048 1048 1048 1047 1048 1048 1047 1049 1051 1051 1055 1055 1054 1056

Spec Gv 0.5939 0.5938 0.5966 0.5992 0.5997 0.6007 0.6004 0.6021 0.6003 0.5996 0.5996 0.5998 0.5988 0.5995 0.6006 0.6012 0.6007 0.6007 0.6007 0.6007 0.5997 0.6000 0.6001 0.5997 0.6023 0.6024 0.6025 0.6045 0.6042 0.6041 0.6049

Thermal Zone 4 Witherby BTU 1038 1038 1045 1048 1047 1049 1048 1050 1049 1049 1048 1048 1047 1047 1048 1050 1047 1045 1044 1048 1047 1048 1048 1047 1049 1051 1051 1056 1054 1054 1053

Spec Gv 0.5941 0.5938 0.5970 0.5993 0.5998 0.6007 0.6006 0.6020 0.6003 0.5995 0.5996 0.5995 0.5989 0.5996 0.6006 0.6015 0.5995 0.5986 0.5981 0.6006 0.5999 0.6000 0.6002 0.5999 0.6022 0.6025 0.6026 0.6050 0.6039 0.6042 0.6022

Thermal Zone 1 Oceanside

Thermal Zone 2 Rainbow

Thermal Zone 3 Sweetwater

Thermal Zone 4 Witherby

1048 1037 1056 0.6003 0.5938 0.6052

1048 1038 1057 0.6004 0.5940 0.6055

1048 1037 1056 0.6004 0.5938 0.6049

1048 1038 1056 0.6002 0.5938 0.6050

Thermal Thermal Zone 5 Zone 6 Harvest Station Camino Del Norte BTU 1036 1038 1041 1048 1046 1049 1048 1050 1049 1048 1048 1048 1046 1047 1048 1049 1049 1046 1043 1047 1046 1048 1047 1047 1048 1050 1051 1053 1056 1052 1055

Spec Gv 0.5927 0.5937 0.5950 0.5992 0.5989 0.6010 0.6002 0.6015 0.6005 0.5995 0.5992 0.6000 0.5984 0.5991 0.6003 0.6008 0.6004 0.5993 0.5976 0.6002 0.5993 0.5999 0.5998 0.5997 0.6017 0.6021 0.6025 0.6031 0.6051 0.6031 0.6048

BTU 1038 1038 1045 1048 1048 1049 1048 1050 1049 1049 1048 1048 1047 1048 1048 1050 1047 1045 1044 1047 1047 1048 1048 1047 1049 1051 1051 1056 1053 1055 1055

Spec Gv 0.5944 0.5939 0.5971 0.5993 0.6001 0.6008 0.6007 0.6018 0.6005 0.5996 0.5998 0.5995 0.5990 0.5997 0.6005 0.6016 0.5997 0.5988 0.5983 0.6004 0.6000 0.6000 0.6002 0.6003 0.6023 0.6027 0.6026 0.6050 0.6036 0.6045 0.6047

Thermal Thermal Zone 5 Zone 6 Harvest Station Camino Del Norte 1048 1036 1056 0.6000 0.5927 0.6051

1048 1038 1056 0.6004 0.5939 0.6050

Thermal Zone 7 Point Loma BTU 1026 1026 1026 1026 1026 1026 1026 1026 1026 1026 1026 1026 1024 1024 1024 1024 1024 1024 1024 1024 1024 1024 1024 1024 1024 1024 1024 1024 1024 1024 1024

Spec Gv 0.5870 0.5870 0.5870 0.5870 0.5870 0.5870 0.5870 0.5870 0.5870 0.5870 0.5870 0.5870 0.5860 0.5860 0.5860 0.5860 0.5860 0.5860 0.5860 0.5860 0.5860 0.5860 0.5860 0.5860 0.5860 0.5860 0.5860 0.5860 0.5860 0.5860 0.5860

Thermal Zone 7 Point Loma 1025 1024 1026 0.5864 0.5860 0.5870

*** Unofficial Data, Subject to Change *** BTU data is now compiled based on the 7 thermal zones listed above as a result of CPUC approval of Advice No. 1863. Historic data for the previously designated 6 thermal zones may be accessed at http://www2.sdge.com/tariff/gas_quality_hist.pdf.

SAN DIEGO GAS & ELECTRIC MONTHLY GAS QUALITY REPORT December 2015 Thermal Zone 1 Oceanside 12/01/2015 12/02/2015 12/03/2015 12/04/2015 12/05/2015 12/06/2015 12/07/2015 12/08/2015 12/09/2015 12/10/2015 12/11/2015 12/12/2015 12/13/2015 12/14/2015 12/15/2015 12/16/2015 12/17/2015 12/18/2015 12/19/2015 12/20/2015 12/21/2015 12/22/2015 12/23/2015 12/24/2015 12/25/2015 12/26/2015 12/27/2015 12/28/2015 12/29/2015 12/30/2015 12/31/2015

Avg BTU Min BTU Max BTU Avg Spec Gv Min Spec Gv Max SpeGvty

BTU 1049 1046 1049 1050 1048 1052 1051 1052 1050 1049 1047 1047 1044 1041 1044 1043 1040 1042 1041 1041 1040 1042 1041 1041 1043 1043 1044 1043 1044 1042 1035

Spec Gv 0.6007 0.5984 0.6005 0.6003 0.5995 0.6016 0.6025 0.6030 0.6014 0.6006 0.5994 0.5988 0.5971 0.5962 0.5974 0.5969 0.5951 0.5959 0.5956 0.5956 0.5944 0.5959 0.5959 0.5958 0.5971 0.5969 0.5977 0.5962 0.5970 0.5959 0.5923

Thermal Zone 2 Rainbow BTU 1049 1046 1050 1049 1049 1055 1050 1051 1050 1047 1047 1045 1042 1043 1044 1041 1041 1041 1042 1041 1041 1041 1041 1042 1043 1043 1044 1043 1044 1039 1035

Spec Gv 0.6031 0.6004 0.6024 0.6009 0.5999 0.6035 0.6025 0.6023 0.6014 0.5998 0.5994 0.5984 0.5965 0.5969 0.5974 0.5957 0.5953 0.5956 0.5958 0.5951 0.5950 0.5959 0.5956 0.5963 0.5967 0.5972 0.5974 0.5960 0.5975 0.5945 0.5923

Thermal Zone 3 Sweetwater BTU 1048 1046 1049 1050 1048 1052 1053 1052 1050 1050 1047 1047 1044 1042 1044 1043 1040 1042 1041 1041 1040 1042 1041 1042 1043 1042 1044 1043 1044 1042 1035

Spec Gv 0.5997 0.5988 0.6007 0.6003 0.5996 0.6014 0.6033 0.6030 0.6014 0.6009 0.5993 0.5989 0.5972 0.5962 0.5975 0.5969 0.5951 0.5960 0.5956 0.5956 0.5943 0.5959 0.5960 0.5958 0.5971 0.5966 0.5978 0.5965 0.5970 0.5958 0.5922

Thermal Zone 4 Witherby BTU 1049 1046 1049 1050 1048 1053 1052 1052 1049 1050 1047 1047 1044 1042 1044 1042 1040 1042 1041 1041 1040 1042 1041 1042 1043 1043 1044 1043 1044 1041 1035

Spec Gv 0.6007 0.5989 0.6005 0.6005 0.5995 0.6018 0.6029 0.6029 0.6012 0.6008 0.5994 0.5987 0.5969 0.5966 0.5974 0.5966 0.5951 0.5958 0.5957 0.5954 0.5944 0.5960 0.5959 0.5959 0.5971 0.5969 0.5978 0.5962 0.5971 0.5955 0.5920

Thermal Zone 1 Oceanside

Thermal Zone 2 Rainbow

Thermal Zone 3 Sweetwater

Thermal Zone 4 Witherby

1045 1035 1052 0.5978 0.5923 0.6030

1044 1035 1055 0.5980 0.5923 0.6035

1045 1035 1053 0.5978 0.5922 0.6033

1045 1035 1053 0.5978 0.5920 0.6029

Thermal Thermal Zone 5 Zone 6 Harvest Station Camino Del Norte BTU 1045 1048 1047 1051 1048 1050 1053 1050 1052 1050 1047 1047 1045 1042 1044 1043 1040 1041 1041 1041 1041 1041 1041 1041 1042 1043 1044 1043 1043 1043 1036

Spec Gv 0.5970 0.6003 0.5992 0.6012 0.5998 0.6002 0.6030 0.6024 0.6026 0.6014 0.5994 0.5991 0.5978 0.5960 0.5974 0.5973 0.5948 0.5957 0.5955 0.5954 0.5948 0.5949 0.5958 0.5956 0.5963 0.5969 0.5974 0.5968 0.5963 0.5964 0.5928

BTU 1049 1046 1050 1050 1048 1053 1051 1051 1050 1050 1047 1047 1043 1042 1044 1043 1040 1042 1042 1041 1040 1042 1041 1042 1043 1043 1044 1043 1044 1041 1035

Spec Gv 0.6005 0.5988 0.6013 0.6004 0.5997 0.6021 0.6027 0.6031 0.6015 0.6015 0.5997 0.5988 0.5970 0.5967 0.5977 0.5970 0.5953 0.5960 0.5959 0.5955 0.5944 0.5962 0.5960 0.5960 0.5969 0.5969 0.5978 0.5964 0.5973 0.5957 0.5924

Thermal Thermal Zone 5 Zone 6 Harvest Station Camino Del Norte 1045 1036 1053 0.5977 0.5928 0.6030

1045 1035 1053 0.5980 0.5924 0.6031

Thermal Zone 7 Point Loma BTU 1022 1022 1022 1022 1022 1022 1022 1022 1022 1022 1022 1022 1022 1022 1022 1026 1026 1026 1026 1026 1026 1026 1026 1026 1026 1026 1026 1026 1026 1026 1026

Spec Gv 0.5850 0.5850 0.5850 0.5850 0.5850 0.5850 0.5850 0.5850 0.5850 0.5850 0.5850 0.5850 0.5850 0.5850 0.5850 0.5870 0.5870 0.5870 0.5870 0.5870 0.5870 0.5870 0.5870 0.5870 0.5870 0.5870 0.5870 0.5870 0.5870 0.5870 0.5870

Thermal Zone 7 Point Loma 1024 1022 1026 0.5860 0.5850 0.5870

*** Unofficial Data, Subject to Change *** BTU data is now compiled based on the 7 thermal zones listed above as a result of CPUC approval of Advice No. 1863. Historic data for the previously designated 6 thermal zones may be accessed at http://www2.sdge.com/tariff/gas_quality_hist.pdf.

SAN DIEGO GAS & ELECTRIC MONTHLY GAS QUALITY REPORT November 2015 Thermal Zone 1 Oceanside 11/01/2015 11/02/2015 11/03/2015 11/04/2015 11/05/2015 11/06/2015 11/07/2015 11/08/2015 11/09/2015 11/10/2015 11/11/2015 11/12/2015 11/13/2015 11/14/2015 11/15/2015 11/16/2015 11/17/2015 11/18/2015 11/19/2015 11/20/2015 11/21/2015 11/22/2015 11/23/2015 11/24/2015 11/25/2015 11/26/2015 11/27/2015 11/28/2015 11/29/2015 11/30/2015

Avg BTU Min BTU Max BTU Avg Spec Gv Min Spec Gv Max SpeGvty

BTU 1040 1040 1045 1040 1042 1046 1044 1042 1042 1047 1048 1038 1040 1045 1045 1049 1054 1052 1044 1047 1050 1044 1039 1040 1041 1044 1044 1051 1051 1048

Spec Gv 0.5940 0.5947 0.5975 0.5946 0.5964 0.5977 0.5974 0.5969 0.5955 0.5982 0.5994 0.5938 0.5962 0.5973 0.5965 0.5993 0.6024 0.6015 0.5975 0.5993 0.6008 0.5973 0.5943 0.5945 0.5950 0.5975 0.5978 0.6012 0.6014 0.5995

Thermal Zone 2 Rainbow BTU 1036 1040 1042 1038 1042 1042 1044 1042 1047 1050 1049 1039 1044 1045 1045 1052 1055 1049 1044 1051 1046 1043 1037 1040 1042 1044 1044 1051 1050 1045

Spec Gv 0.5919 0.5949 0.5958 0.5934 0.5964 0.5957 0.5979 0.5966 0.5984 0.6006 0.6008 0.5945 0.5979 0.5968 0.5973 0.6009 0.6028 0.5999 0.5976 0.6013 0.5987 0.5962 0.5931 0.5947 0.5962 0.5973 0.5972 0.6007 0.6009 0.5966

Thermal Zone 3 Sweetwater BTU 1039 1040 1045 1040 1041 1043 1045 1044 1043 1045 1048 1037 1041 1045 1044 1049 1055 1054 1045 1047 1050 1044 1040 1038 1040 1043 1044 1050 1051 1048

Spec Gv 0.5939 0.5942 0.5974 0.5942 0.5956 0.5969 0.5974 0.5975 0.5963 0.5967 0.5994 0.5934 0.5963 0.5974 0.5964 0.5993 0.6026 0.6025 0.5978 0.5991 0.6007 0.5972 0.5949 0.5935 0.5946 0.5972 0.5973 0.6005 0.6011 0.5993

Thermal Zone 4 Witherby BTU 1039 1040 1046 1039 1041 1047 1043 1043 1043 1048 1047 1037 1042 1045 1044 1050 1055 1053 1044 1049 1048 1044 1039 1039 1040 1043 1044 1050 1051 1047

Spec Gv 0.5939 0.5945 0.5978 0.5938 0.5958 0.5982 0.5968 0.5975 0.5959 0.5982 0.5992 0.5931 0.5968 0.5973 0.5963 0.5998 0.6025 0.6019 0.5977 0.6000 0.5999 0.5970 0.5944 0.5939 0.5947 0.5972 0.5973 0.6002 0.6012 0.5991

Thermal Zone 1 Oceanside

Thermal Zone 2 Rainbow

Thermal Zone 3 Sweetwater

Thermal Zone 4 Witherby

1045 1038 1054 0.5975 0.5938 0.6024

1045 1036 1055 0.5974 0.5919 0.6028

1045 1037 1055 0.5974 0.5934 0.6026

1045 1037 1055 0.5974 0.5931 0.6025

Thermal Thermal Zone 5 Zone 6 Harvest Station Camino Del Norte BTU 1039 1039 1043 1042 1039 1040 1041 1042 1044 1042 1049 1039 1039 1045 1044 1047 1054 1055 1046 1045 1051 1045 1042 1036 1040 1043 1043 1046 1050 1049

Spec Gv 0.5937 0.5939 0.5964 0.5951 0.5938 0.5944 0.5957 0.5965 0.5972 0.5947 0.5994 0.5952 0.5948 0.5977 0.5964 0.5981 0.6019 0.6025 0.5984 0.5979 0.6010 0.5979 0.5956 0.5926 0.5945 0.5970 0.5970 0.5981 0.6000 0.5998

BTU 1039 1040 1046 1039 1042 1046 1043 1044 1042 1047 1046 1037 1042 1045 1044 1050 1055 1053 1044 1049 1047 1044 1039 1039 1040 1043 1044 1050 1051 1047

Spec Gv 0.5939 0.5950 0.5979 0.5938 0.5965 0.5979 0.5966 0.5978 0.5957 0.5982 0.5989 0.5933 0.5969 0.5974 0.5964 0.5999 0.6027 0.6020 0.5977 0.6004 0.5997 0.5971 0.5944 0.5941 0.5949 0.5972 0.5974 0.6003 0.6013 0.5991

Thermal Thermal Zone 5 Zone 6 Harvest Station Camino Del Norte 1044 1036 1055 0.5969 0.5926 0.6025

1045 1037 1055 0.5975 0.5933 0.6027

Thermal Zone 7 Point Loma BTU 1005 1005 1005 1005 1005 1005 1005 1005 1005 1005 1005 1022 1022 1022 1022 1022 1022 1022 1022 1022 1022 1022 1022 1022 1022 1022 1022 1022 1022 1022

Spec Gv 0.5760 0.5760 0.5760 0.5760 0.5760 0.5760 0.5760 0.5760 0.5760 0.5760 0.5760 0.5850 0.5850 0.5850 0.5850 0.5850 0.5850 0.5850 0.5850 0.5850 0.5850 0.5850 0.5850 0.5850 0.5850 0.5850 0.5850 0.5850 0.5850 0.5850

Thermal Zone 7 Point Loma 1016 1005 1022 0.5817 0.5760 0.5850

*** Unofficial Data, Subject to Change *** BTU data is now compiled based on the 7 thermal zones listed above as a result of CPUC approval of Advice No. 1863. Historic data for the previously designated 6 thermal zones may be accessed at http://www2.sdge.com/tariff/gas_quality_hist.pdf.

SAN DIEGO GAS & ELECTRIC MONTHLY GAS QUALITY REPORT October 2015 Thermal Zone 1 Oceanside 10/01/2015 10/02/2015 10/03/2015 10/04/2015 10/05/2015 10/06/2015 10/07/2015 10/08/2015 10/09/2015 10/10/2015 10/11/2015 10/12/2015 10/13/2015 10/14/2015 10/15/2015 10/16/2015 10/17/2015 10/18/2015 10/19/2015 10/20/2015 10/21/2015 10/22/2015 10/23/2015 10/24/2015 10/25/2015 10/26/2015 10/27/2015 10/28/2015 10/29/2015 10/30/2015 10/31/2015

Avg BTU Min BTU Max BTU Avg Spec Gv Min Spec Gv Max SpeGvty

BTU 1039 1042 1041 1037 1042 1043 1039 1038 1036 1034 1033 1034 1035 1037 1037 1034 1038 1041 1038 1040 1044 1041 1041 1037 1039 1039 1034 1033 1035 1033 1039

Spec Gv 0.5967 0.5981 0.5977 0.5946 0.5988 0.5992 0.5969 0.5956 0.5950 0.5943 0.5924 0.5931 0.5938 0.5951 0.5947 0.5925 0.5943 0.5960 0.5956 0.5964 0.5993 0.5970 0.5965 0.5953 0.5960 0.5960 0.5918 0.5917 0.5932 0.5912 0.5936

Thermal Zone 2 Rainbow BTU 1040 1042 1038 1039 1042 1042 1038 1040 1035 1034 1034 1034 1035 1037 1036 1035 1039 1039 1038 1041 1043 1040 1040 1036 1038 1037 1031 1032 1028 1031 1036

Spec Gv 0.5973 0.5983 0.5955 0.5965 0.5989 0.5987 0.5961 0.5951 0.5945 0.5938 0.5930 0.5932 0.5942 0.5952 0.5939 0.5928 0.5950 0.5954 0.5956 0.5968 0.5989 0.5959 0.5965 0.5943 0.5958 0.5943 0.5898 0.5912 0.5890 0.5897 0.5916

Thermal Zone 3 Sweetwater BTU 1038 1042 1041 1037 1041 1043 1040 1038 1037 1035 1032 1034 1034 1037 1037 1034 1037 1041 1038 1040 1043 1041 1042 1040 1037 1039 1036 1032 1035 1032 1037

Spec Gv 0.5960 0.5982 0.5977 0.5942 0.5983 0.5994 0.5974 0.5954 0.5954 0.5943 0.5917 0.5932 0.5934 0.5949 0.5948 0.5925 0.5936 0.5959 0.5953 0.5961 0.5983 0.5976 0.5964 0.5967 0.5950 0.5965 0.5932 0.5907 0.5928 0.5909 0.5926

Thermal Zone 4 Witherby BTU 1038 1042 1041 1038 1042 1043 1040 1038 1037 1035 1032 1034 1034 1037 1037 1034 1037 1041 1038 1040 1043 1041 1040 1038 1038 1039 1035 1033 1034 1032 1038

Spec Gv 0.5963 0.5982 0.5975 0.5947 0.5984 0.5991 0.5971 0.5955 0.5952 0.5945 0.5918 0.5932 0.5935 0.5949 0.5948 0.5927 0.5934 0.5960 0.5954 0.5961 0.5988 0.5971 0.5957 0.5959 0.5955 0.5963 0.5924 0.5913 0.5925 0.5909 0.5932

Thermal Zone 1 Oceanside

Thermal Zone 2 Rainbow

Thermal Zone 3 Sweetwater

Thermal Zone 4 Witherby

1038 1033 1044 0.5952 0.5912 0.5993

1037 1028 1043 0.5947 0.5890 0.5989

1038 1032 1043 0.5951 0.5907 0.5994

1038 1032 1043 0.5951 0.5909 0.5991

Thermal Thermal Zone 5 Zone 6 Harvest Station Camino Del Norte BTU 1036 1041 1042 1037 1040 1044 1041 1037 1038 1035 1032 1034 1034 1036 1037 1035 1036 1039 1040 1038 1042 1042 1042 1041 1037 1039 1038 1032 1035 1031 1035

Spec Gv 0.5951 0.5979 0.5980 0.5946 0.5971 0.5998 0.5979 0.5955 0.5958 0.5942 0.5922 0.5931 0.5931 0.5946 0.5950 0.5930 0.5929 0.5946 0.5958 0.5958 0.5972 0.5989 0.5966 0.5966 0.5948 0.5964 0.5945 0.5904 0.5931 0.5907 0.5921

BTU 1039 1042 1040 1038 1041 1043 1040 1038 1037 1035 1032 1034 1034 1037 1037 1034 1038 1041 1038 1040 1044 1041 1040 1038 1039 1039 1035 1033 1033 1032 1038

Spec Gv 0.5966 0.5985 0.5970 0.5954 0.5984 0.5992 0.5972 0.5955 0.5954 0.5944 0.5922 0.5933 0.5937 0.5951 0.5948 0.5926 0.5941 0.5961 0.5955 0.5963 0.5991 0.5972 0.5961 0.5958 0.5959 0.5962 0.5925 0.5917 0.5923 0.5912 0.5934

Thermal Thermal Zone 5 Zone 6 Harvest Station Camino Del Norte 1038 1031 1044 0.5951 0.5904 0.5998

1038 1032 1044 0.5952 0.5912 0.5992

Thermal Zone 7 Point Loma BTU 1012 1012 1012 1012 1012 1012 1012 1012 1012 1012 1012 1012 1012 1005 1005 1005 1005 1005 1005 1005 1005 1005 1005 1005 1005 1005 1005 1005 1005 1005 1005

Spec Gv 0.5800 0.5800 0.5800 0.5800 0.5800 0.5800 0.5800 0.5800 0.5800 0.5800 0.5800 0.5800 0.5800 0.5760 0.5760 0.5760 0.5760 0.5760 0.5760 0.5760 0.5760 0.5760 0.5760 0.5760 0.5760 0.5760 0.5760 0.5760 0.5760 0.5760 0.5760

Thermal Zone 7 Point Loma 1008 1005 1012 0.5777 0.5760 0.5800

*** Unofficial Data, Subject to Change *** BTU data is now compiled based on the 7 thermal zones listed above as a result of CPUC approval of Advice No. 1863. Historic data for the previously designated 6 thermal zones may be accessed at http://www2.sdge.com/tariff/gas_quality_hist.pdf.

SAN DIEGO GAS & ELECTRIC MONTHLY GAS QUALITY REPORT September 2015 Thermal Zone 1 Oceanside 09/01/2015 09/02/2015 09/03/2015 09/04/2015 09/05/2015 09/06/2015 09/07/2015 09/08/2015 09/09/2015 09/10/2015 09/11/2015 09/12/2015 09/13/2015 09/14/2015 09/15/2015 09/16/2015 09/17/2015 09/18/2015 09/19/2015 09/20/2015 09/21/2015 09/22/2015 09/23/2015 09/24/2015 09/25/2015 09/26/2015 09/27/2015 09/28/2015 09/29/2015 09/30/2015

Avg BTU Min BTU Max BTU Avg Spec Gv Min Spec Gv Max SpeGvty

BTU 1033 1033 1033 1034 1038 1033 1033 1034 1034 1034 1036 1031 1033 1033 1031 1030 1034 1040 1035 1032 1029 1029 1034 1037 1037 1034 1038 1039 1035 1035

Spec Gv 0.5898 0.5888 0.5897 0.5892 0.5937 0.5891 0.5891 0.5893 0.5892 0.5897 0.5901 0.5903 0.5925 0.5923 0.5887 0.5884 0.5926 0.5969 0.5941 0.5916 0.5894 0.5891 0.5929 0.5949 0.5949 0.5929 0.5952 0.5959 0.5938 0.5939

Thermal Zone 2 Rainbow BTU 1039 1035 1037 1039 1039 1035 1033 1033 1031 1034 1033 1036 1037 1033 1034 1032 1039 1037 1035 1032 1031 1032 1036 1038 1036 1035 1037 1038 1035 1036

Spec Gv 0.5963 0.5943 0.5959 0.5964 0.5964 0.5943 0.5926 0.5922 0.5910 0.5935 0.5931 0.5952 0.5957 0.5928 0.5933 0.5921 0.5967 0.5951 0.5938 0.5923 0.5919 0.5922 0.5942 0.5952 0.5942 0.5937 0.5951 0.5955 0.5936 0.5946

Thermal Zone 3 Sweetwater BTU 1039 1039 1034 1039 1040 1037 1034 1034 1033 1033 1033 1034 1037 1035 1034 1032 1035 1039 1036 1033 1032 1032 1034 1037 1037 1034 1037 1039 1036 1035

Spec Gv 0.5960 0.5960 0.5944 0.5963 0.5967 0.5953 0.5930 0.5929 0.5920 0.5920 0.5924 0.5939 0.5956 0.5942 0.5928 0.5920 0.5940 0.5962 0.5940 0.5927 0.5924 0.5918 0.5934 0.5948 0.5950 0.5929 0.5945 0.5960 0.5940 0.5936

Thermal Zone 4 Witherby BTU 1038 1038 1035 1039 1040 1038 1034 1035 1032 1032 1033 1035 1037 1035 1034 1031 1037 1038 1036 1033 1032 1032 1035 1038 1037 1034 1037 1039 1035 1035

Spec Gv 0.5954 0.5954 0.5946 0.5962 0.5966 0.5956 0.5929 0.5935 0.5915 0.5922 0.5934 0.5943 0.5955 0.5938 0.5930 0.5912 0.5953 0.5955 0.5944 0.5928 0.5923 0.5920 0.5936 0.5949 0.5951 0.5927 0.5946 0.5961 0.5937 0.5936

Thermal Zone 1 Oceanside

Thermal Zone 2 Rainbow

Thermal Zone 3 Sweetwater

Thermal Zone 4 Witherby

1034 1029 1040 0.5916 0.5884 0.5969

1035 1031 1039 0.5941 0.5910 0.5967

1035 1032 1040 0.5940 0.5918 0.5967

1035 1031 1040 0.5941 0.5912 0.5966

Thermal Thermal Zone 5 Zone 6 Harvest Station Camino Del Norte BTU 1038 1039 1034 1038 1040 1038 1034 1034 1032 1032 1034 1033 1035 1036 1033 1033 1033 1040 1036 1034 1033 1031 1033 1037 1037 1035 1036 1038 1037 1035

Spec Gv 0.5952 0.5961 0.5938 0.5960 0.5965 0.5958 0.5931 0.5929 0.5912 0.5914 0.5935 0.5931 0.5949 0.5950 0.5922 0.5928 0.5924 0.5968 0.5943 0.5934 0.5927 0.5915 0.5927 0.5948 0.5948 0.5935 0.5942 0.5953 0.5949 0.5935

BTU 1039 1037 1036 1039 1039 1036 1033 1034 1031 1033 1033 1035 1037 1034 1034 1031 1038 1038 1036 1033 1032 1032 1035 1038 1037 1034 1037 1039 1035 1035

Spec Gv 0.5963 0.5952 0.5953 0.5960 0.5963 0.5951 0.5926 0.5933 0.5911 0.5925 0.5936 0.5945 0.5959 0.5937 0.5933 0.5913 0.5959 0.5954 0.5943 0.5924 0.5924 0.5922 0.5939 0.5950 0.5951 0.5931 0.5947 0.5962 0.5939 0.5940

Thermal Thermal Zone 5 Zone 6 Harvest Station Camino Del Norte 1035 1031 1040 0.5939 0.5912 0.5968

1035 1031 1039 0.5942 0.5911 0.5963

Thermal Zone 7 Point Loma BTU 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1013 1012 1012 1012 1012 1012 1012 1012 1012 1012 1012 1012 1012 1012 1012 1012

Spec Gv 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5790 0.5800 0.5800 0.5800 0.5800 0.5800 0.5800 0.5800 0.5800 0.5800 0.5800 0.5800 0.5800 0.5800 0.5800 0.5800

Thermal Zone 7 Point Loma 1013 1012 1013 0.5795 0.5790 0.5800

*** Unofficial Data, Subject to Change *** BTU data is now compiled based on the 7 thermal zones listed above as a result of CPUC approval of Advice No. 1863. Historic data for the previously designated 6 thermal zones may be accessed at http://www2.sdge.com/tariff/gas_quality_hist.pdf.

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