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 2026/07/23 0.5841 1.02136 1.0810 00.7091 00.0000 00.0000 95.1461 02.8809 00.1565 00.0079 00.0108 00.0000 00.0024 00.0020 00.0013 00.0010 00.0005 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/07/23 0.5988 1.05029 0.6662 00.9903 00.0000 00.0000 91.9418 05.9382 00.4449 00.0092 00.0090 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/07/23 0.5925 1.03774 0.8169 00.9181 00.0000 00.0000 93.1496 04.9244 00.1661 00.0067 00.0096 00.0000 00.0020 00.0015 00.0022 00.0016 00.0008 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/07/23 0.5945 1.04187 0.7844 00.9054 00.0000 00.0000 92.7279 05.3698 00.1903 00.0074 00.0088 00.0000 00.0017 00.0014 00.0011 00.0008 00.0004 00.0000 FM 63 - Columbia GC @ 206124 2026/07/23 0.6049 1.08133 0.1970 00.4177 00.0000 00.0000 90.3742 08.5751 00.3616 00.0249 00.0324 00.0000 00.0066 00.0042 00.0028 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