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 2026/05/11 0.5792 1.01895 0.9567 00.5778 00.0000 00.0000 96.0496 02.2440 00.1413 00.0095 00.0120 00.0000 00.0031 00.0020 00.0017 00.0013 00.0006 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/05/11 0.5753 1.00981 0.5158 01.4294 00.0000 00.0000 96.1248 01.8772 00.0488 00.0013 00.0024 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/05/11 0.5885 1.03062 0.8459 00.9233 00.0000 00.0000 94.4877 03.1805 00.4306 00.0443 00.0638 00.0000 00.0085 00.0063 00.0041 00.0030 00.0014 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/05/11 0.5807 1.01711 0.8066 01.0604 00.0000 00.0000 95.4446 02.5736 00.0937 00.0065 00.0081 00.0000 00.0018 00.0014 00.0012 00.0009 00.0004 00.0000 FM 63 - Columbia GC @ 206124 2026/05/11 0.6046 1.08017 0.2082 00.4374 00.0000 00.0000 90.3970 08.5617 00.3314 00.0222 00.0284 00.0000 00.0056 00.0035 00.0020 00.0014 00.0007 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