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 2025/09/21 0.5799 1.01951 0.8775 00.7280 00.0000 00.0000 95.8777 02.2936 00.1810 00.0119 00.0178 00.0000 00.0039 00.0034 00.0022 00.0016 00.0008 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2025/09/21 0.5797 1.01853 0.6742 01.0817 00.0000 00.0000 95.4663 02.6873 00.0870 00.0015 00.0017 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2025/09/21 0.5936 1.03786 0.8451 00.9767 00.0000 00.0000 92.9543 05.0110 00.1883 00.0065 00.0092 00.0000 00.0019 00.0014 00.0024 00.0018 00.0008 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2025/09/21 0.5957 1.04190 0.7701 01.0435 00.0000 00.0000 92.4338 05.5335 00.2029 00.0057 00.0063 00.0000 00.0012 00.0008 00.0008 00.0006 00.0003 00.0000 FM 63 - Columbia GC @ 206124 2025/09/21 0.6038 1.07978 0.1915 00.4095 00.0000 00.0000 90.5722 08.4260 00.3287 00.0237 00.0308 00.0000 00.0065 00.0038 00.0032 00.0024 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