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 2026/03/11 0.5807 1.02137 0.7977 00.8118 00.0000 00.0000 95.5719 02.6337 00.1544 00.0093 00.0122 00.0000 00.0031 00.0015 00.0019 00.0014 00.0006 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/03/11 0.5762 1.01312 0.5377 01.2845 00.0000 00.0000 95.9861 02.1310 00.0575 00.0011 00.0016 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/03/11 0.5825 1.02458 0.7113 00.9277 00.0000 00.0000 95.0099 03.2303 00.1013 00.0051 00.0071 00.0000 00.0015 00.0010 00.0020 00.0014 00.0007 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/03/11 0.5799 1.02090 0.6433 01.0015 00.0000 00.0000 95.4435 02.8112 00.0854 00.0052 00.0056 00.0000 00.0013 00.0009 00.0007 00.0005 00.0002 00.0000 FM 63 - Columbia GC @ 206124 2026/03/11 0.6057 1.08279 0.1885 00.4171 00.0000 00.0000 90.2046 08.7568 00.3552 00.0254 00.0347 00.0000 00.0073 00.0044 00.0026 00.0019 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