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 2026/08/28 0.5812 1.01698 1.1625 00.5758 00.0000 00.0000 95.8274 02.2533 00.1597 00.0072 00.0085 00.0000 00.0019 00.0012 00.0010 00.0007 00.0003 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/08/28 0.5937 1.04050 0.6612 01.1013 00.0000 00.0000 92.8570 05.0228 00.3493 00.0045 00.0037 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/08/28 0.5861 1.02747 0.8175 00.9271 00.0000 00.0000 94.5198 03.4859 00.2256 00.0070 00.0092 00.0000 00.0017 00.0013 00.0020 00.0015 00.0007 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/08/28 0.5817 1.02127 0.8142 00.8877 00.0000 00.0000 95.2834 02.8961 00.1024 00.0055 00.0061 00.0000 00.0013 00.0009 00.0009 00.0006 00.0003 00.0000 FM 63 - Columbia GC @ 206124 2026/08/28 0.6064 1.08377 0.1944 00.4142 00.0000 00.0000 90.0822 08.8635 00.3695 00.0246 00.0339 00.0000 00.0067 00.0044 00.0029 00.0021 00.0010 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