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 2025/10/18 0.5813 1.02246 0.8744 00.6925 00.0000 00.0000 95.5358 02.7063 00.1604 00.0095 00.0114 00.0000 00.0032 00.0022 00.0017 00.0013 00.0006 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2025/10/18 0.5778 1.01442 0.5514 01.3387 00.0000 00.0000 95.6911 02.3267 00.0883 00.0016 00.0019 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2025/10/18 0.5918 1.03453 0.9068 00.9120 00.0000 00.0000 93.4470 04.4856 00.2133 00.0096 00.0134 00.0000 00.0030 00.0022 00.0031 00.0023 00.0011 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2025/10/18 0.5935 1.03631 0.9166 00.9455 00.0000 00.0000 93.0989 04.7908 00.2191 00.0095 00.0115 00.0000 00.0023 00.0017 00.0017 00.0013 00.0006 00.0000 FM 63 - Columbia GC @ 206124 2025/10/18 0.6030 1.07850 0.1952 00.4071 00.0000 00.0000 90.7279 08.2726 00.3268 00.0238 00.0300 00.0000 00.0064 00.0038 00.0028 00.0021 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