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 2026/05/25 0.5783 1.01807 0.9143 00.6143 00.0000 00.0000 96.1669 02.1382 00.1390 00.0087 00.0102 00.0000 00.0027 00.0017 00.0016 00.0012 00.0005 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/05/25 0.5785 1.01514 0.5897 01.2995 00.0000 00.0000 95.5605 02.4972 00.0508 00.0009 00.0011 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/05/25 0.5886 1.03215 0.8391 00.8570 00.0000 00.0000 93.9540 04.1720 00.1540 00.0065 00.0089 00.0000 00.0019 00.0012 00.0023 00.0017 00.0008 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/05/25 0.5811 1.02025 0.7759 00.9524 00.0000 00.0000 95.3469 02.8179 00.0884 00.0060 00.0069 00.0000 00.0018 00.0012 00.0010 00.0007 00.0003 00.0000 FM 63 - Columbia GC @ 206124 2026/05/25 0.6040 1.07941 0.2072 00.4342 00.0000 00.0000 90.5076 08.4557 00.3298 00.0224 00.0288 00.0000 00.0057 00.0037 00.0021 00.0015 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