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 2026/06/04 0.5837 1.02713 0.9062 00.5881 00.0000 00.0000 95.1075 03.1914 00.1780 00.0093 00.0114 00.0000 00.0026 00.0017 00.0015 00.0011 00.0005 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/06/04 0.5917 1.03788 0.8543 00.7768 00.0000 00.0000 93.3899 04.7357 00.2362 00.0035 00.0032 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/06/04 0.5951 1.04234 0.8811 00.7858 00.0000 00.0000 92.7651 05.3257 00.2133 00.0082 00.0112 00.0000 00.0023 00.0015 00.0025 00.0018 00.0009 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/06/04 0.5980 1.04681 0.8465 00.8439 00.0000 00.0000 92.1329 05.9174 00.2350 00.0082 00.0096 00.0000 00.0019 00.0014 00.0013 00.0009 00.0004 00.0000 FM 63 - Columbia GC @ 206124 2026/06/04 0.6035 1.07864 0.2059 00.4327 00.0000 00.0000 90.6163 08.3485 00.3304 00.0229 00.0284 00.0000 00.0058 00.0037 00.0022 00.0016 00.0008 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