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 2025/09/04 0.5818 1.02318 0.8782 00.6911 00.0000 00.0000 95.4557 02.7630 00.1802 00.0101 00.0132 00.0000 00.0029 00.0020 00.0015 00.0011 00.0005 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2025/09/04 0.5735 1.01302 0.4924 01.1060 00.0000 00.0000 96.5539 01.7575 00.0833 00.0022 00.0036 00.0000 00.0000 00.0000 00.0003 00.0002 00.0001 00.0000 GLENDALE CEGT TO MRT @ 350100 2025/09/04 0.5944 1.04165 0.7159 01.0197 00.0000 00.0000 92.7243 05.2714 00.2356 00.0088 00.0140 00.0000 00.0027 00.0021 00.0023 00.0017 00.0008 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2025/09/04 0.5926 1.03746 0.7799 00.9970 00.0000 00.0000 93.1210 04.8720 00.2060 00.0080 00.0096 00.0000 00.0019 00.0014 00.0013 00.0009 00.0004 00.0000 FM 63 - Columbia GC @ 206124 2025/09/04 0.6047 1.08129 0.1904 00.4101 00.0000 00.0000 90.3757 08.6215 00.3313 00.0235 00.0302 00.0000 00.0065 00.0039 00.0030 00.0022 00.0011 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