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 2026/05/29 0.5792 1.01563 1.0086 00.7025 00.0000 00.0000 96.0307 02.1179 00.1169 00.0072 00.0089 00.0000 00.0023 00.0016 00.0014 00.0010 00.0005 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/05/29 0.5787 1.01631 0.6775 01.1148 00.0000 00.0000 95.7813 02.2597 00.1358 00.0088 00.0153 00.0000 00.0027 00.0025 00.0005 00.0004 00.0001 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/05/29 0.5791 1.01923 0.7303 00.8957 00.0000 00.0000 95.7319 02.5300 00.0904 00.0056 00.0080 00.0000 00.0019 00.0012 00.0022 00.0016 00.0007 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/05/29 0.5907 1.03648 0.7371 00.9461 00.0000 00.0000 93.3863 04.7683 00.1469 00.0053 00.0060 00.0000 00.0011 00.0008 00.0007 00.0005 00.0002 00.0000 FM 63 - Columbia GC @ 206124 2026/05/29 0.6038 1.07899 0.2068 00.4331 00.0000 00.0000 90.5696 08.3934 00.3298 00.0227 00.0300 00.0000 00.0059 00.0035 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