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 2026/03/06 0.5802 1.02122 0.8760 00.6560 00.0000 00.0000 95.7407 02.5654 00.1364 00.0081 00.0101 00.0000 00.0023 00.0017 00.0013 00.0010 00.0004 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/03/06 0.5779 1.01386 0.6257 01.2641 00.0000 00.0000 95.7498 02.2838 00.0726 00.0016 00.0021 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/03/06 0.5863 1.02833 0.6932 01.0876 00.0000 00.0000 94.3523 03.6018 00.2291 00.0120 00.0151 00.0000 00.0024 00.0016 00.0022 00.0016 00.0008 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/03/06 0.5820 1.02203 0.7094 01.0375 00.0000 00.0000 95.0727 03.0692 00.0947 00.0055 00.0062 00.0000 00.0014 00.0011 00.0009 00.0006 00.0003 00.0000 FM 63 - Columbia GC @ 206124 2026/03/06 0.6075 1.08541 0.1899 00.4269 00.0000 00.0000 89.9266 08.9569 00.4048 00.0291 00.0434 00.0000 00.0086 00.0063 00.0033 00.0024 00.0012 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