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 2026/07/24 0.5837 1.02090 1.1445 00.5960 00.0000 00.0000 95.3108 02.7752 00.1482 00.0080 00.0102 00.0000 00.0023 00.0016 00.0013 00.0009 00.0004 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/07/24 0.5939 1.04054 0.6361 01.1548 00.0000 00.0000 92.7289 05.1822 00.2875 00.0051 00.0052 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/07/24 0.5954 1.04334 0.7921 00.8922 00.0000 00.0000 92.5691 05.5217 00.2008 00.0067 00.0092 00.0000 00.0019 00.0015 00.0021 00.0015 00.0007 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/07/24 0.5948 1.04225 0.7570 00.9542 00.0000 00.0000 92.6475 05.4088 00.2103 00.0075 00.0088 00.0000 00.0016 00.0013 00.0011 00.0008 00.0003 00.0000 FM 63 - Columbia GC @ 206124 2026/07/24 0.6048 1.08122 0.1968 00.4176 00.0000 00.0000 90.3849 08.5658 00.3621 00.0249 00.0310 00.0000 00.0066 00.0041 00.0027 00.0020 00.0009 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