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 2025/12/20 0.5887 1.03042 1.1397 00.5098 00.0000 00.0000 94.3412 03.7842 00.1953 00.0093 00.0112 00.0000 00.0035 00.0017 00.0017 00.0013 00.0006 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2025/12/20 0.5884 1.03239 0.6772 01.0638 00.0000 00.0000 93.8051 04.2542 00.1936 00.0030 00.0028 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2025/12/20 0.6036 1.05600 0.7628 00.9490 00.0000 00.0000 90.9191 07.0818 00.2633 00.0067 00.0088 00.0000 00.0017 00.0013 00.0024 00.0018 00.0008 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2025/12/20 0.6015 1.05338 0.7501 00.9291 00.0000 00.0000 91.3332 06.6911 00.2760 00.0074 00.0080 00.0000 00.0014 00.0011 00.0010 00.0007 00.0003 00.0000 FM 63 - Columbia GC @ 206124 2025/12/20 0.6067 1.08047 0.2978 00.4825 00.0000 00.0000 90.1374 08.6232 00.3736 00.0297 00.0362 00.0000 00.0076 00.0047 00.0031 00.0023 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