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 2026/07/27 0.5853 1.02217 1.2664 00.4938 00.0000 00.0000 95.1274 02.9188 00.1636 00.0092 00.0119 00.0000 00.0029 00.0020 00.0017 00.0012 00.0006 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/07/27 0.5906 1.03682 0.6237 01.0891 00.0000 00.0000 93.3315 04.7192 00.2290 00.0039 00.0034 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/07/27 0.5949 1.04207 0.7947 00.9227 00.0000 00.0000 92.6502 05.4145 00.1936 00.0067 00.0094 00.0000 00.0019 00.0014 00.0020 00.0015 00.0007 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/07/27 0.5950 1.04224 0.7980 00.9144 00.0000 00.0000 92.6476 05.4063 00.2120 00.0074 00.0086 00.0000 00.0017 00.0013 00.0010 00.0007 00.0003 00.0000 FM 63 - Columbia GC @ 206124 2026/07/27 0.6050 1.08153 0.1966 00.4177 00.0000 00.0000 90.3489 08.5996 00.3635 00.0249 00.0317 00.0000 00.0066 00.0041 00.0027 00.0020 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