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 2026/04/15 0.5783 1.01860 0.8092 00.7349 00.0000 00.0000 96.0813 02.1950 00.1474 00.0099 00.0128 00.0000 00.0032 00.0022 00.0017 00.0013 00.0006 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/04/15 0.5797 1.02000 0.7496 00.8777 00.0000 00.0000 95.5617 02.7338 00.0734 00.0017 00.0018 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/04/15 0.5809 1.02203 0.7147 00.9240 00.0000 00.0000 95.3543 02.8840 00.0982 00.0063 00.0088 00.0000 00.0021 00.0015 00.0027 00.0020 00.0009 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/04/15 0.5800 1.01956 0.7816 00.8878 00.0000 00.0000 95.5918 02.6187 00.0986 00.0070 00.0081 00.0000 00.0018 00.0014 00.0013 00.0009 00.0004 00.0000 FM 63 - Columbia GC @ 206124 2026/04/15 0.6065 1.08374 0.1936 00.4290 00.0000 00.0000 90.0074 08.9547 00.3489 00.0233 00.0291 00.0000 00.0058 00.0036 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