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 2026/08/15 0.5824 1.01827 1.1928 00.5564 00.0000 00.0000 95.6392 02.4354 00.1479 00.0091 00.0114 00.0000 00.0024 00.0015 00.0016 00.0011 00.0005 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/08/15 0.5845 1.02569 0.7226 01.0299 00.0000 00.0000 94.5615 03.5765 00.1055 00.0018 00.0019 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/08/15 0.5910 1.03097 0.8864 01.0747 00.0000 00.0000 93.4800 04.3910 00.1451 00.0062 00.0086 00.0000 00.0018 00.0013 00.0021 00.0015 00.0007 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/08/15 0.5840 1.02538 0.7696 00.9328 00.0000 00.0000 94.8432 03.2434 00.1902 00.0075 00.0082 00.0000 00.0015 00.0012 00.0010 00.0007 00.0003 00.0000 FM 63 - Columbia GC @ 206124 2026/08/13 0.6067 1.08412 0.1951 00.4180 00.0000 00.0000 90.0290 08.9128 00.3697 00.0243 00.0319 00.0000 00.0066 00.0044 00.0036 00.0027 00.0013 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