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 2026/04/28 0.5782 1.01829 0.8727 00.6544 00.0000 00.0000 96.1340 02.1800 00.1315 00.0087 00.0107 00.0000 00.0027 00.0019 00.0015 00.0011 00.0005 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/04/28 0.5765 1.01428 0.4696 01.3454 00.0000 00.0000 95.8460 02.2842 00.0523 00.0009 00.0012 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/04/28 0.5825 1.02263 0.7303 01.0171 00.0000 00.0000 95.0139 03.1214 00.0947 00.0056 00.0081 00.0000 00.0019 00.0014 00.0024 00.0018 00.0008 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/04/21 0.5810 1.02157 0.7530 00.9030 00.0000 00.0000 95.3491 02.8808 00.0958 00.0063 00.0067 00.0000 00.0016 00.0011 00.0010 00.0007 00.0003 00.0000 FM 63 - Columbia GC @ 206124 2026/04/28 0.6048 1.08071 0.2031 00.4357 00.0000 00.0000 90.3519 08.6058 00.3377 00.0228 00.0288 00.0000 00.0058 00.0037 00.0020 00.0015 00.0007 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