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 2026/05/04 0.5777 1.01741 0.9610 00.5208 00.0000 00.0000 96.3669 01.9846 00.1368 00.0092 00.0113 00.0000 00.0030 00.0020 00.0017 00.0013 00.0006 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/05/04 0.5797 1.01331 0.5536 01.5797 00.0000 00.0000 95.2473 02.5498 00.0672 00.0011 00.0011 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/05/04 0.5792 1.01761 0.7820 00.9227 00.0000 00.0000 95.7915 02.3709 00.1041 00.0076 00.0105 00.0000 00.0025 00.0017 00.0028 00.0021 00.0010 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/05/04 0.5833 1.02203 0.8124 01.0036 00.0000 00.0000 94.9960 03.0086 00.1527 00.0083 00.0103 00.0000 00.0022 00.0019 00.0017 00.0013 00.0006 00.0000 FM 63 - Columbia GC @ 206124 2026/05/04 0.6043 1.07981 0.2079 00.4380 00.0000 00.0000 90.4447 08.5119 00.3335 00.0222 00.0282 00.0000 00.0057 00.0035 00.0018 00.0013 00.0006 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