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 2026/02/28 0.5860 1.02818 1.0097 00.5809 00.0000 00.0000 94.7444 03.4638 00.1717 00.0090 00.0114 00.0000 00.0030 00.0020 00.0017 00.0012 00.0006 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/02/28 0.5777 1.01571 0.5773 01.2077 00.0000 00.0000 95.7398 02.4104 00.0615 00.0013 00.0017 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/02/28 0.5969 1.04425 0.8238 00.9369 00.0000 00.0000 92.2651 05.7569 00.1941 00.0064 00.0087 00.0000 00.0018 00.0013 00.0021 00.0016 00.0007 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/02/28 0.5996 1.04857 0.8001 00.9675 00.0000 00.0000 91.6805 06.3250 00.2099 00.0062 00.0066 00.0000 00.0012 00.0009 00.0007 00.0005 00.0002 00.0000 FM 63 - Columbia GC @ 206124 2026/02/28 0.6049 1.08149 0.1830 00.4252 00.0000 00.0000 90.4146 08.5102 00.3796 00.0282 00.0394 00.0000 00.0080 00.0053 00.0029 00.0021 00.0010 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