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 2026/08/21 0.5830 1.01826 1.2483 00.5341 00.0000 00.0000 95.5533 02.4925 00.1480 00.0079 00.0097 00.0000 00.0021 00.0013 00.0011 00.0008 00.0004 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/08/21 0.5920 1.03710 0.7033 01.0786 00.0000 00.0000 93.2678 04.5804 00.3608 00.0047 00.0041 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/08/21 0.5867 1.02956 0.8010 00.8855 00.0000 00.0000 94.3098 03.8240 00.1596 00.0056 00.0074 00.0000 00.0015 00.0010 00.0019 00.0014 00.0007 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/08/21 0.5843 1.02478 0.8339 00.8974 00.0000 00.0000 94.8425 03.2289 00.1761 00.0071 00.0084 00.0000 00.0016 00.0011 00.0012 00.0009 00.0004 00.0000 FM 63 - Columbia GC @ 206124 2026/08/21 0.6070 1.08460 0.1953 00.4171 00.0000 00.0000 89.9632 08.9788 00.3714 00.0246 00.0322 00.0000 00.0066 00.0044 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