Location Gas Day Gravity BTU CO2 % Nitrogen % Oxygen % H2S Methane % Ethane % Propane % ISO Butane % Normal Butane% Neo Pentane % ISO Pantane % Normal Pentane % Hexane % N-Heptane % N-Octane % N-Nonane % BAY CHECK GC @ 170610 2026/09/28 0.5843 1.02075 1.2449 00.5167 00.0000 00.0000 95.2809 02.7819 00.1516 00.0081 00.0095 00.0000 00.0022 00.0013 00.0011 00.0008 00.0004 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/09/28 0.5892 1.02997 0.6108 01.3913 00.0000 00.0000 93.4672 04.3766 00.1494 00.0023 00.0021 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/09/28 0.5940 1.03835 0.8520 00.9697 00.0000 00.0000 92.8768 05.1014 00.1752 00.0069 00.0094 00.0000 00.0020 00.0014 00.0022 00.0016 00.0008 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/09/28 0.5936 1.03935 0.8100 00.9377 00.0000 00.0000 92.9002 05.1566 00.1770 00.0065 00.0072 00.0000 00.0014 00.0011 00.0009 00.0007 00.0003 00.0000 FM 63 - Columbia GC @ 206124 2026/09/28 0.6040 1.08003 0.1949 00.4128 00.0000 00.0000 90.5244 08.4588 00.3402 00.0228 00.0300 00.0000 00.0062 00.0041 00.0025 00.0018 00.0009 00.0000 The information displayed above reflects daily average gas quality readings taken at key locations on the EGT systeGQ. The dates shown above are the dates of the readings. The readings are taken daily, and information from such readings is posted on the first day thereafter. If on any reading day there are problems retrieving the data, the last reported readings will remain posted until such time as new readings are obtained. Due to factors such as equipment failure, sample contamination and human error, the information displayed above