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 2026/09/07 0.5834 1.01737 1.2604 00.6079 00.0000 00.0000 95.4815 02.4698 00.1545 00.0084 00.0100 00.0000 00.0024 00.0016 00.0014 00.0010 00.0005 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/09/07 0.5944 1.04076 0.6564 01.1583 00.0000 00.0000 92.8234 04.8840 00.4644 00.0068 00.0063 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/09/07 0.5847 1.02445 0.8205 00.9718 00.0000 00.0000 94.7485 03.2646 00.1711 00.0066 00.0088 00.0000 00.0019 00.0013 00.0021 00.0016 00.0007 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/09/07 0.5831 1.02276 0.7911 00.9668 00.0000 00.0000 95.0251 03.0352 00.1624 00.0069 00.0074 00.0000 00.0014 00.0010 00.0010 00.0007 00.0003 00.0000 FM 63 - Columbia GC @ 206124 2026/09/07 0.6055 1.08242 0.1945 00.4142 00.0000 00.0000 90.2486 08.7053 00.3630 00.0242 00.0323 00.0000 00.0067 00.0046 00.0029 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