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 2026/04/13 0.5782 1.01875 0.7418 00.8198 00.0000 00.0000 95.9984 02.2754 00.1373 00.0085 00.0107 00.0000 00.0027 00.0019 00.0014 00.0010 00.0005 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/04/13 0.5753 1.01253 0.7279 00.9479 00.0000 00.0000 96.3912 01.8864 00.0441 00.0009 00.0013 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/04/13 0.5808 1.02220 0.7299 00.8780 00.0000 00.0000 95.4116 02.8486 00.1068 00.0065 00.0092 00.0000 00.0021 00.0014 00.0025 00.0019 00.0009 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/04/13 0.5817 1.02317 0.7375 00.8942 00.0000 00.0000 95.2176 03.0214 00.1076 00.0069 00.0083 00.0000 00.0018 00.0014 00.0013 00.0010 00.0005 00.0000 FM 63 - Columbia GC @ 206124 2026/04/13 0.6069 1.08429 0.1926 00.4299 00.0000 00.0000 89.9369 09.0244 00.3498 00.0234 00.0289 00.0000 00.0059 00.0037 00.0019 00.0014 00.0006 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