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 2026/03/31 0.5777 1.01868 0.7270 00.8019 00.0000 00.0000 96.0774 02.2387 00.1269 00.0083 00.0106 00.0000 00.0029 00.0021 00.0017 00.0013 00.0006 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/03/31 0.5773 1.01476 0.5787 01.2302 00.0000 00.0000 95.9032 02.1620 00.0983 00.0063 00.0135 00.0000 00.0027 00.0029 00.0008 00.0006 00.0002 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/03/31 0.5814 1.02349 0.6491 00.9851 00.0000 00.0000 95.2150 03.0021 00.1155 00.0075 00.0119 00.0000 00.0031 00.0026 00.0036 00.0027 00.0013 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/03/31 0.5795 1.02006 0.6503 01.0064 00.0000 00.0000 95.5429 02.6862 00.0970 00.0057 00.0064 00.0000 00.0014 00.0011 00.0010 00.0007 00.0003 00.0000 FM 63 - Columbia GC @ 206124 2026/03/31 0.6066 1.08407 0.1873 00.4232 00.0000 00.0000 90.0675 08.8542 00.3854 00.0268 00.0367 00.0000 00.0074 00.0051 00.0027 00.0020 00.0010 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