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 2026/04/29 0.5787 1.01922 0.8848 00.6218 00.0000 00.0000 96.0601 02.2748 00.1313 00.0086 00.0104 00.0000 00.0028 00.0019 00.0015 00.0011 00.0005 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/04/29 0.5757 1.01088 0.4832 01.4566 00.0000 00.0000 96.0102 01.9853 00.0609 00.0014 00.0022 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/04/29 0.5832 1.02298 0.7423 01.0427 00.0000 00.0000 94.9556 03.0927 00.1265 00.0100 00.0157 00.0000 00.0040 00.0031 00.0032 00.0024 00.0011 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/04/29 0.5858 1.02600 0.8081 01.0085 00.0000 00.0000 94.4429 03.5828 00.1396 00.0060 00.0067 00.0000 00.0015 00.0011 00.0011 00.0008 00.0004 00.0000 FM 63 - Columbia GC @ 206124 2026/04/29 0.6050 1.08108 0.2020 00.4361 00.0000 00.0000 90.3051 08.6530 00.3384 00.0228 00.0287 00.0000 00.0058 00.0035 00.0019 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