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 2026/07/26 0.5848 1.02271 1.2092 00.5003 00.0000 00.0000 95.1724 02.9231 00.1663 00.0091 00.0116 00.0000 00.0026 00.0019 00.0014 00.0010 00.0005 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/07/26 0.5912 1.03703 0.6539 01.0882 00.0000 00.0000 93.2267 04.8045 00.2181 00.0041 00.0041 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/07/26 0.5951 1.04208 0.7973 00.9376 00.0000 00.0000 92.6396 05.3847 00.2112 00.0080 00.0117 00.0000 00.0024 00.0019 00.0024 00.0017 00.0008 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/07/26 0.5947 1.04336 0.7571 00.8813 00.0000 00.0000 92.6702 05.4614 00.2083 00.0074 00.0086 00.0000 00.0016 00.0013 00.0010 00.0007 00.0003 00.0000 FM 63 - Columbia GC @ 206124 2026/07/26 0.6050 1.08142 0.1967 00.4170 00.0000 00.0000 90.3627 08.5871 00.3633 00.0250 00.0311 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