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 2026/05/20 0.5817 1.02314 0.8648 00.6990 00.0000 00.0000 95.4333 02.8288 00.1462 00.0085 00.0105 00.0000 00.0029 00.0019 00.0017 00.0012 00.0006 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/05/20 0.5882 1.03117 0.7466 01.0145 00.0000 00.0000 93.8436 04.2689 00.1222 00.0021 00.0017 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/05/20 0.5895 1.03436 0.7380 00.9601 00.0000 00.0000 93.6271 04.5249 00.1303 00.0051 00.0071 00.0000 00.0015 00.0011 00.0020 00.0015 00.0007 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/05/20 0.5870 1.03121 0.7236 00.9331 00.0000 00.0000 94.1126 04.0903 00.1252 00.0051 00.0057 00.0000 00.0012 00.0009 00.0008 00.0006 00.0002 00.0000 FM 63 - Columbia GC @ 206124 2026/05/20 0.6044 1.07986 0.2084 00.4356 00.0000 00.0000 90.4429 08.5178 00.3302 00.0223 00.0285 00.0000 00.0057 00.0035 00.0022 00.0016 00.0008 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