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 2026/04/11 0.5795 1.01997 0.8326 00.7348 00.0000 00.0000 95.8620 02.3847 00.1501 00.0108 00.0131 00.0000 00.0038 00.0026 00.0023 00.0017 00.0008 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/04/11 0.5769 1.01446 0.7747 00.9056 00.0000 00.0000 96.1503 02.1016 00.0646 00.0014 00.0015 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/04/11 0.5843 1.02687 0.7497 00.9041 00.0000 00.0000 94.7511 03.4192 00.1442 00.0085 00.0119 00.0000 00.0028 00.0019 00.0029 00.0022 00.0010 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/04/11 0.5827 1.02287 0.7137 01.0413 00.0000 00.0000 94.9692 03.1435 00.1128 00.0066 00.0073 00.0000 00.0016 00.0012 00.0010 00.0008 00.0003 00.0000 FM 63 - Columbia GC @ 206124 2026/04/11 0.6068 1.08421 0.1920 00.4295 00.0000 00.0000 89.9496 09.0120 00.3501 00.0233 00.0296 00.0000 00.0058 00.0037 00.0018 00.0013 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