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 2026/04/17 0.5781 1.01790 0.8244 00.7387 00.0000 00.0000 96.1124 02.1599 00.1346 00.0091 00.0113 00.0000 00.0031 00.0022 00.0018 00.0013 00.0006 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/04/17 0.5670 1.00884 0.5976 00.5765 00.0000 00.0000 98.0242 00.7684 00.0309 00.0009 00.0011 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/04/17 0.5831 1.02496 0.7429 00.9084 00.0000 00.0000 94.9766 03.2257 00.1150 00.0078 00.0117 00.0000 00.0028 00.0021 00.0031 00.0023 00.0011 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/04/17 0.5810 1.02052 0.8275 00.8540 00.0000 00.0000 95.4255 02.7813 00.0933 00.0060 00.0069 00.0000 00.0015 00.0012 00.0011 00.0008 00.0004 00.0000 FM 63 - Columbia GC @ 206124 2026/04/17 0.6065 1.08368 0.1940 00.4296 00.0000 00.0000 90.0172 08.9417 00.3490 00.0233 00.0309 00.0000 00.0059 00.0037 00.0019 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