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 2026/05/22 0.5801 1.02108 0.9217 00.5861 00.0000 00.0000 95.8292 02.4882 00.1484 00.0084 00.0104 00.0000 00.0024 00.0016 00.0014 00.0010 00.0005 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/05/22 0.5774 1.01462 0.7022 01.0518 00.0000 00.0000 95.9466 02.2424 00.0548 00.0009 00.0009 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/05/22 0.5893 1.03474 0.7972 00.8315 00.0000 00.0000 93.7653 04.4330 00.1505 00.0062 00.0083 00.0000 00.0018 00.0012 00.0021 00.0015 00.0007 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/05/22 0.5895 1.03412 0.7675 00.9261 00.0000 00.0000 93.6590 04.4947 00.1384 00.0050 00.0053 00.0000 00.0011 00.0008 00.0007 00.0005 00.0002 00.0000 FM 63 - Columbia GC @ 206124 2026/05/22 0.6042 1.07969 0.2085 00.4357 00.0000 00.0000 90.4619 08.4994 00.3303 00.0223 00.0283 00.0000 00.0056 00.0035 00.0020 00.0014 00.0007 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