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 2026/02/15 0.5863 1.02853 1.0041 00.5964 00.0000 00.0000 94.6752 03.5205 00.1754 00.0088 00.0113 00.0000 00.0027 00.0018 00.0015 00.0011 00.0005 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/02/15 0.5703 1.00614 0.7199 00.8692 00.0000 00.0000 97.4686 00.8534 00.0843 00.0019 00.0023 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/02/15 0.5953 1.04335 0.7874 00.8923 00.0000 00.0000 92.5612 05.5470 00.1914 00.0056 00.0079 00.0000 00.0015 00.0011 00.0019 00.0014 00.0006 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/02/15 0.5962 1.04373 0.8194 00.9097 00.0000 00.0000 92.3950 05.6570 00.2011 00.0064 00.0065 00.0000 00.0013 00.0010 00.0009 00.0007 00.0003 00.0000 FM 63 - Columbia GC @ 206124 2026/02/15 0.6024 1.07481 0.2647 00.4713 00.0000 00.0000 90.9728 07.8418 00.3613 00.0294 00.0375 00.0000 00.0082 00.0053 00.0033 00.0025 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