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 2026/10/21 0.5817 1.02146 1.0284 00.5567 00.0000 00.0000 95.5986 02.6432 00.1473 00.0084 00.0103 00.0000 00.0024 00.0016 00.0012 00.0009 00.0004 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/10/21 0.5783 1.01582 0.6196 01.1923 00.0000 00.0000 95.6665 02.4533 00.0655 00.0011 00.0013 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/10/21 0.5874 1.02894 0.7771 01.0252 00.0000 00.0000 94.1147 03.9141 00.1449 00.0064 00.0092 00.0000 00.0019 00.0013 00.0021 00.0016 00.0007 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/10/21 0.5838 1.02611 0.7456 00.8998 00.0000 00.0000 94.8360 03.3536 00.1436 00.0071 00.0082 00.0000 00.0017 00.0012 00.0012 00.0009 00.0004 00.0000 FM 63 - Columbia GC @ 206124 2026/10/21 0.6042 1.08015 0.2014 00.4165 00.0000 00.0000 90.4446 08.5597 00.3153 00.0214 00.0273 00.0000 00.0056 00.0035 00.0020 00.0015 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