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 2026/08/17 0.5830 1.01837 1.2274 00.5572 00.0000 00.0000 95.5575 02.4730 00.1543 00.0096 00.0121 00.0000 00.0027 00.0017 00.0019 00.0014 00.0006 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/08/17 0.5894 1.03507 0.6932 00.9744 00.0000 00.0000 93.6962 04.3670 00.2618 00.0038 00.0032 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/08/17 0.5914 1.03378 0.8540 00.9915 00.0000 00.0000 93.4816 04.4107 00.2349 00.0078 00.0105 00.0000 00.0021 00.0015 00.0023 00.0017 00.0008 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/08/17 0.5853 1.02692 0.8097 00.9015 00.0000 00.0000 94.6220 03.4554 00.1905 00.0074 00.0082 00.0000 00.0015 00.0012 00.0010 00.0007 00.0003 00.0000 FM 63 - Columbia GC @ 206124 2026/08/13 0.6067 1.08412 0.1951 00.4180 00.0000 00.0000 90.0290 08.9128 00.3697 00.0243 00.0319 00.0000 00.0066 00.0044 00.0036 00.0027 00.0013 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