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 2026/03/25 0.5784 1.01958 0.7791 00.7310 00.0000 00.0000 96.0054 02.3280 00.1284 00.0085 00.0107 00.0000 00.0028 00.0020 00.0017 00.0012 00.0006 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/03/25 0.5746 1.00893 0.5421 01.3813 00.0000 00.0000 96.2919 01.7299 00.0519 00.0010 00.0016 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/03/25 0.5808 1.02244 0.6381 01.0010 00.0000 00.0000 95.2740 02.9805 00.0877 00.0044 00.0066 00.0000 00.0015 00.0011 00.0021 00.0016 00.0007 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/03/25 0.5785 1.01921 0.6003 01.0418 00.0000 00.0000 95.6703 02.5878 00.0843 00.0050 00.0058 00.0000 00.0012 00.0010 00.0009 00.0006 00.0003 00.0000 FM 63 - Columbia GC @ 206124 2026/03/25 0.6063 1.08370 0.1836 00.4222 00.0000 00.0000 90.1569 08.7476 00.4009 00.0280 00.0403 00.0000 00.0080 00.0059 00.0029 00.0021 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