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 2026/03/17 0.5813 1.01969 1.0135 00.6481 00.0000 00.0000 95.6299 02.5625 00.1190 00.0081 00.0096 00.0000 00.0029 00.0020 00.0019 00.0014 00.0006 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/03/17 0.5829 1.02341 0.6990 01.0565 00.0000 00.0000 94.8419 03.3018 00.0967 00.0019 00.0018 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/03/17 0.5844 1.02712 0.6627 01.0289 00.0000 00.0000 94.6092 03.5547 00.1143 00.0056 00.0091 00.0000 00.0023 00.0020 00.0051 00.0038 00.0018 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/03/17 0.5810 1.02090 0.6629 01.0761 00.0000 00.0000 95.2061 02.9683 00.0756 00.0037 00.0038 00.0000 00.0009 00.0006 00.0007 00.0005 00.0002 00.0000 FM 63 - Columbia GC @ 206124 2026/03/17 0.6066 1.08411 0.1881 00.4233 00.0000 00.0000 90.0970 08.8052 00.3899 00.0295 00.0442 00.0000 00.0090 00.0066 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