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 2026/09/01 0.5822 1.01731 1.2350 00.5396 00.0000 00.0000 95.6918 02.3649 00.1447 00.0078 00.0094 00.0000 00.0022 00.0014 00.0012 00.0009 00.0004 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/09/01 0.5934 1.04034 0.6886 01.0432 00.0000 00.0000 93.0019 04.8585 00.3958 00.0061 00.0055 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/09/01 0.5861 1.02662 0.8346 00.9583 00.0000 00.0000 94.4209 03.6337 00.1314 00.0056 00.0077 00.0000 00.0017 00.0013 00.0021 00.0015 00.0007 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/09/01 0.5861 1.02773 0.8094 00.9299 00.0000 00.0000 94.5287 03.4441 00.2651 00.0086 00.0091 00.0000 00.0015 00.0012 00.0009 00.0007 00.0003 00.0000 FM 63 - Columbia GC @ 206124 2026/09/01 0.6061 1.08336 0.1943 00.4137 00.0000 00.0000 90.1319 08.8186 00.3669 00.0245 00.0324 00.0000 00.0067 00.0044 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