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 2026/10/16 0.5790 1.01760 0.9773 00.6135 00.0000 00.0000 96.0607 02.1989 00.1270 00.0073 00.0088 00.0000 00.0024 00.0012 00.0011 00.0008 00.0004 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/10/16 0.5810 1.02037 0.6095 01.1941 00.0000 00.0000 95.1103 03.0016 00.0801 00.0017 00.0023 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/10/16 0.5918 1.03514 0.8335 00.9812 00.0000 00.0000 93.2617 04.7710 00.1300 00.0057 00.0085 00.0000 00.0019 00.0014 00.0022 00.0016 00.0008 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/10/16 0.5881 1.03076 0.8137 00.9311 00.0000 00.0000 93.9988 04.0924 00.1430 00.0071 00.0082 00.0000 00.0017 00.0013 00.0011 00.0008 00.0004 00.0000 FM 63 - Columbia GC @ 206124 2026/10/16 0.6039 1.07983 0.1983 00.4117 00.0000 00.0000 90.5298 08.4627 00.3309 00.0225 00.0290 00.0000 00.0061 00.0039 00.0022 00.0016 00.0008 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