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 2026/07/29 0.5874 1.02402 1.2759 00.5620 00.0000 00.0000 94.7030 03.2623 00.1704 00.0085 00.0106 00.0000 00.0023 00.0016 00.0013 00.0010 00.0005 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/07/29 0.5839 1.02550 0.6695 01.0711 00.0000 00.0000 94.6100 03.5430 00.1029 00.0017 00.0015 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/07/29 0.5989 1.04551 0.8790 00.9654 00.0000 00.0000 91.9179 06.0071 00.2086 00.0062 00.0085 00.0000 00.0017 00.0012 00.0019 00.0014 00.0007 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/07/29 0.5978 1.04309 0.9262 00.9298 00.0000 00.0000 92.2056 05.7041 00.2123 00.0075 00.0087 00.0000 00.0017 00.0013 00.0011 00.0008 00.0004 00.0000 FM 63 - Columbia GC @ 206124 2026/07/29 0.6051 1.08171 0.1963 00.4174 00.0000 00.0000 90.3280 08.6198 00.3644 00.0249 00.0322 00.0000 00.0065 00.0042 00.0027 00.0020 00.0009 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