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 2026/05/19 0.5804 1.02198 0.9057 00.5825 00.0000 00.0000 95.7810 02.5416 00.1569 00.0101 00.0127 00.0000 00.0031 00.0021 00.0018 00.0013 00.0006 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/05/19 0.5763 1.01255 0.6409 01.1690 00.0000 00.0000 96.0788 02.0619 00.0472 00.0009 00.0010 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/05/19 0.5880 1.03140 0.7506 00.9786 00.0000 00.0000 93.9505 04.1640 00.1341 00.0059 00.0081 00.0000 00.0018 00.0012 00.0022 00.0016 00.0008 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/05/19 0.5906 1.03575 0.7194 01.0047 00.0000 00.0000 93.3665 04.7653 00.1299 00.0049 00.0053 00.0000 00.0011 00.0008 00.0007 00.0005 00.0002 00.0000 FM 63 - Columbia GC @ 206124 2026/05/19 0.6044 1.07989 0.2087 00.4363 00.0000 00.0000 90.4368 08.5217 00.3307 00.0222 00.0296 00.0000 00.0056 00.0035 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