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 2026/02/21 0.5872 1.03175 0.9597 00.5633 00.0000 00.0000 94.4470 03.8196 00.1793 00.0096 00.0124 00.0000 00.0027 00.0019 00.0018 00.0013 00.0006 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/02/21 0.5781 1.01624 0.6066 01.1678 00.0000 00.0000 95.7153 02.4258 00.0807 00.0015 00.0018 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/02/21 0.5952 1.04380 0.7599 00.8936 00.0000 00.0000 92.5961 05.5159 00.2076 00.0072 00.0100 00.0000 00.0021 00.0015 00.0026 00.0020 00.0009 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/02/21 0.5976 1.04653 0.7586 00.9659 00.0000 00.0000 92.0741 05.9541 00.2268 00.0071 00.0076 00.0000 00.0015 00.0012 00.0013 00.0009 00.0004 00.0000 FM 63 - Columbia GC @ 206124 2026/02/21 0.6029 1.07853 0.1833 00.4181 00.0000 00.0000 90.8306 08.0926 00.3838 00.0292 00.0404 00.0000 00.0086 00.0059 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