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 2026/02/19 0.5868 1.02974 1.0312 00.5385 00.0000 00.0000 94.5880 03.6423 00.1700 00.0097 00.0122 00.0000 00.0029 00.0009 00.0018 00.0013 00.0006 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/02/19 0.5728 1.01054 0.3699 01.3707 00.0000 00.0000 96.5086 01.6933 00.0538 00.0012 00.0021 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/02/19 0.6000 1.04879 0.8547 00.9099 00.0000 00.0000 91.7403 06.2168 00.2449 00.0089 00.0138 00.0000 00.0025 00.0020 00.0027 00.0020 00.0009 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/02/19 0.5961 1.04626 0.7360 00.8684 00.0000 00.0000 92.3395 05.8548 00.1817 00.0070 00.0071 00.0000 00.0015 00.0012 00.0010 00.0008 00.0003 00.0000 FM 63 - Columbia GC @ 206124 2026/02/19 0.6029 1.07583 0.2541 00.4681 00.0000 00.0000 90.9317 07.8499 00.3977 00.0303 00.0443 00.0000 00.0091 00.0067 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