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 2026/09/05 0.5843 1.01653 1.3063 00.6676 00.0000 00.0000 95.3489 02.4933 00.1579 00.0084 00.0103 00.0000 00.0024 00.0016 00.0013 00.0010 00.0005 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/09/05 0.5950 1.04103 0.6357 01.2274 00.0000 00.0000 92.7316 04.8720 00.5190 00.0076 00.0064 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/09/05 0.5856 1.02718 0.7650 00.9800 00.0000 00.0000 94.5377 03.4838 00.2114 00.0066 00.0084 00.0000 00.0016 00.0011 00.0018 00.0013 00.0006 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/09/05 0.5825 1.02152 0.8019 00.9714 00.0000 00.0000 95.1680 02.8615 00.1765 00.0072 00.0080 00.0000 00.0015 00.0011 00.0011 00.0008 00.0004 00.0000 FM 63 - Columbia GC @ 206124 2026/09/05 0.6057 1.08271 0.1943 00.4140 00.0000 00.0000 90.2122 08.7412 00.3638 00.0243 00.0327 00.0000 00.0067 00.0045 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