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 2026/07/21 0.5855 1.02461 1.1047 00.6037 00.0000 00.0000 94.9469 03.1352 00.1768 00.0100 00.0132 00.0000 00.0031 00.0023 00.0016 00.0012 00.0006 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/07/21 0.5871 1.02908 0.7525 01.0257 00.0000 00.0000 94.0920 03.9900 00.1329 00.0029 00.0036 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/07/21 0.5936 1.04027 0.7506 00.9703 00.0000 00.0000 92.8781 05.1801 00.1976 00.0064 00.0091 00.0000 00.0017 00.0013 00.0020 00.0015 00.0007 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/07/21 0.5944 1.04035 0.8210 00.9336 00.0000 00.0000 92.7951 05.2195 00.2078 00.0076 00.0093 00.0000 00.0018 00.0015 00.0010 00.0008 00.0003 00.0000 FM 63 - Columbia GC @ 206124 2026/07/21 0.6046 1.08088 0.1969 00.4187 00.0000 00.0000 90.4320 08.5165 00.3605 00.0251 00.0332 00.0000 00.0066 00.0041 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