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 2026/04/26 0.5786 1.01994 0.8258 00.6610 00.0000 00.0000 96.0220 02.3241 00.1381 00.0092 00.0113 00.0000 00.0029 00.0020 00.0015 00.0011 00.0005 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/04/26 0.5838 1.02288 0.6417 01.2569 00.0000 00.0000 94.5597 03.4601 00.0780 00.0014 00.0018 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/04/26 0.5815 1.02028 0.7337 01.0540 00.0000 00.0000 95.2342 02.8556 00.0981 00.0061 00.0092 00.0000 00.0021 00.0015 00.0024 00.0018 00.0008 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 2026/04/26 0.6049 1.08091 0.2011 00.4346 00.0000 00.0000 90.3314 08.6295 00.3383 00.0228 00.0285 00.0000 00.0057 00.0035 00.0019 00.0014 00.0007 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