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 2026/06/22 0.5790 1.02063 0.7730 00.7375 00.0000 00.0000 95.9050 02.3944 00.1584 00.0097 00.0126 00.0000 00.0030 00.0020 00.0018 00.0013 00.0006 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/06/22 0.5953 1.03836 0.7233 01.2916 00.0000 00.0000 92.5018 05.1746 00.2994 00.0047 00.0042 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/06/22 0.5896 1.03191 0.8833 00.8916 00.0000 00.0000 93.8286 04.1984 00.1695 00.0078 00.0111 00.0000 00.0024 00.0017 00.0024 00.0017 00.0008 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/06/22 0.5911 1.03627 0.8221 00.8628 00.0000 00.0000 93.5145 04.5737 00.1865 00.0103 00.0162 00.0000 00.0036 00.0036 00.0028 00.0021 00.0010 00.0000 FM 63 - Columbia GC @ 206124 2026/06/22 0.6032 1.07824 0.2043 00.4287 00.0000 00.0000 90.6950 08.2672 00.3361 00.0239 00.0292 00.0000 00.0062 00.0038 00.0024 00.0018 00.0009 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