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 2026/07/09 0.5845 1.02750 0.8431 00.7331 00.0000 00.0000 94.8839 03.3173 00.1937 00.0090 00.0117 00.0000 00.0028 00.0020 00.0014 00.0010 00.0005 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/07/09 0.5921 1.03810 0.6607 01.1006 00.0000 00.0000 93.0631 04.9264 00.2424 00.0035 00.0028 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/07/09 0.5983 1.04644 0.8192 00.9430 00.0000 00.0000 92.0375 05.9233 00.2510 00.0077 00.0100 00.0000 00.0020 00.0015 00.0020 00.0015 00.0007 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/07/09 0.6001 1.04906 0.8230 00.9501 00.0000 00.0000 91.7391 06.1351 00.3275 00.0090 00.0104 00.0000 00.0017 00.0013 00.0010 00.0008 00.0003 00.0000 FM 63 - Columbia GC @ 206124 2026/07/09 0.6038 1.07943 0.1993 00.4197 00.0000 00.0000 90.5966 08.3598 00.3519 00.0250 00.0316 00.0000 00.0064 00.0039 00.0025 00.0019 00.0009 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