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 2026/02/17 0.5868 1.03000 0.9821 00.5930 00.0000 00.0000 94.5374 03.6891 00.1705 00.0089 00.0106 00.0000 00.0028 00.0021 00.0014 00.0010 00.0005 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/02/17 0.5803 1.02189 0.7142 00.8739 00.0000 00.0000 95.4270 02.8877 00.0921 00.0022 00.0025 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/02/17 0.5971 1.04488 0.8253 00.9092 00.0000 00.0000 92.2339 05.8212 00.1897 00.0057 00.0079 00.0000 00.0016 00.0011 00.0019 00.0014 00.0007 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/02/17 0.5954 1.04345 0.8121 00.8534 00.0000 00.0000 92.6145 05.4724 00.2245 00.0081 00.0088 00.0000 00.0017 00.0012 00.0013 00.0009 00.0004 00.0000 FM 63 - Columbia GC @ 206124 2026/02/17 0.5996 1.07044 0.2614 00.4704 00.0000 00.0000 91.5161 07.3301 00.3396 00.0268 00.0359 00.0000 00.0077 00.0050 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