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 2026/06/25 0.5826 1.02455 0.7954 00.8044 00.0000 00.0000 95.2243 02.9577 00.1797 00.0110 00.0157 00.0000 00.0037 00.0032 00.0021 00.0015 00.0007 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/06/25 0.5932 1.03839 0.7438 01.0581 00.0000 00.0000 92.9303 05.0217 00.2386 00.0036 00.0035 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/06/25 0.5953 1.04208 0.7935 00.9561 00.0000 00.0000 92.6205 05.3795 00.2161 00.0087 00.0141 00.0000 00.0028 00.0026 00.0025 00.0019 00.0009 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/06/25 0.5961 1.04289 0.8377 00.9126 00.0000 00.0000 92.5856 05.3581 00.2595 00.0121 00.0196 00.0000 00.0039 00.0043 00.0029 00.0021 00.0010 00.0000 FM 63 - Columbia GC @ 206124 2026/06/25 0.6032 1.07833 0.2023 00.4259 00.0000 00.0000 90.7014 08.2597 00.3401 00.0242 00.0307 00.0000 00.0062 00.0038 00.0025 00.0018 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