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 2025/09/11 0.5828 1.02578 0.9262 00.5555 00.0000 00.0000 95.3433 02.9496 00.1883 00.0109 00.0153 00.0000 00.0035 00.0028 00.0020 00.0015 00.0007 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2025/09/11 0.5796 1.01838 0.6373 01.1414 00.0000 00.0000 95.4378 02.6906 00.0885 00.0015 00.0020 00.0000 00.0000 00.0000 00.0002 00.0001 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2025/09/11 0.5909 1.03578 0.7727 00.9554 00.0000 00.0000 93.4741 04.5657 00.1983 00.0089 00.0139 00.0000 00.0027 00.0021 00.0027 00.0020 00.0009 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2025/09/11 0.5948 1.04007 0.7768 01.0558 00.0000 00.0000 92.6656 05.2559 00.2220 00.0080 00.0096 00.0000 00.0018 00.0014 00.0012 00.0009 00.0004 00.0000 FM 63 - Columbia GC @ 206124 2025/09/11 0.6041 1.08036 0.1909 00.4097 00.0000 00.0000 90.4981 08.4996 00.3298 00.0237 00.0312 00.0000 00.0064 00.0038 00.0030 00.0022 00.0011 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