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 2026/10/19 0.5804 1.02330 0.8468 00.5984 00.0000 00.0000 95.6849 02.6990 00.1423 00.0088 00.0109 00.0000 00.0029 00.0023 00.0015 00.0011 00.0005 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/10/19 0.5814 1.01874 0.6046 01.3361 00.0000 00.0000 94.9865 03.0045 00.0655 00.0011 00.0014 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/10/19 0.5937 1.03607 0.8812 01.0365 00.0000 00.0000 92.9027 05.0261 00.1307 00.0061 00.0087 00.0000 00.0018 00.0014 00.0021 00.0015 00.0007 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/10/19 0.5887 1.03077 0.8306 00.9606 00.0000 00.0000 93.8785 04.1765 00.1338 00.0066 00.0077 00.0000 00.0016 00.0012 00.0011 00.0008 00.0004 00.0000 FM 63 - Columbia GC @ 206124 2026/10/19 0.6043 1.08029 0.2007 00.4143 00.0000 00.0000 90.4396 08.5630 00.3188 00.0216 00.0280 00.0000 00.0058 00.0036 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