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 2026/03/15 0.5808 1.02229 0.8842 00.6380 00.0000 00.0000 95.6639 02.6281 00.1519 00.0098 00.0124 00.0000 00.0045 00.0016 00.0024 00.0018 00.0008 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/03/15 0.5782 1.01435 0.6438 01.2415 00.0000 00.0000 95.6881 02.3578 00.0657 00.0013 00.0014 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/03/15 0.5845 1.02688 0.7093 00.9762 00.0000 00.0000 94.6431 03.5175 00.1278 00.0071 00.0101 00.0000 00.0022 00.0016 00.0022 00.0016 00.0008 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/03/15 0.5844 1.02654 0.6732 01.0432 00.0000 00.0000 94.5474 03.6276 00.0955 00.0051 00.0046 00.0000 00.0012 00.0004 00.0006 00.0004 00.0002 00.0000 FM 63 - Columbia GC @ 206124 2026/03/15 0.6044 1.08057 0.1845 00.4294 00.0000 00.0000 90.4656 08.4972 00.3456 00.0251 00.0342 00.0000 00.0075 00.0050 00.0025 00.0019 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