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 2026/04/23 0.5801 1.01830 1.0436 00.5726 00.0000 00.0000 95.9616 02.2415 00.1456 00.0107 00.0132 00.0000 00.0036 00.0024 00.0022 00.0016 00.0008 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/04/23 0.5833 1.02270 0.6023 01.2832 00.0000 00.0000 94.6233 03.4002 00.0862 00.0018 00.0026 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/04/23 0.5814 1.02108 0.7130 01.0308 00.0000 00.0000 95.2659 02.8458 00.1126 00.0080 00.0119 00.0000 00.0029 00.0022 00.0030 00.0022 00.0011 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/04/21 0.5810 1.02157 0.7530 00.9030 00.0000 00.0000 95.3491 02.8808 00.0958 00.0063 00.0067 00.0000 00.0016 00.0011 00.0010 00.0007 00.0003 00.0000 FM 63 - Columbia GC @ 206124 2026/04/23 0.6052 1.08151 0.1981 00.4328 00.0000 00.0000 90.2667 08.6973 00.3401 00.0229 00.0285 00.0000 00.0057 00.0034 00.0018 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