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 2026/09/03 0.5812 1.01612 1.2622 00.4734 00.0000 00.0000 95.9605 02.1131 00.1651 00.0089 00.0103 00.0000 00.0022 00.0013 00.0011 00.0008 00.0004 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/09/03 0.5904 1.03253 0.6808 01.2444 00.0000 00.0000 93.3827 04.4703 00.2143 00.0035 00.0036 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/09/03 0.5859 1.02736 0.7733 00.9819 00.0000 00.0000 94.5790 03.3471 00.2918 00.0092 00.0108 00.0000 00.0016 00.0011 00.0018 00.0013 00.0006 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/09/03 0.5829 1.02200 0.8062 00.9705 00.0000 00.0000 95.1282 02.8646 00.2099 00.0075 00.0081 00.0000 00.0014 00.0010 00.0009 00.0007 00.0003 00.0000 FM 63 - Columbia GC @ 206124 2026/09/03 0.6058 1.08287 0.1944 00.4134 00.0000 00.0000 90.1952 08.7562 00.3656 00.0244 00.0330 00.0000 00.0067 00.0046 00.0028 00.0021 00.0010 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