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 2026/06/11 0.5817 1.02223 0.8987 00.7074 00.0000 00.0000 95.4648 02.7432 00.1579 00.0088 00.0110 00.0000 00.0027 00.0018 00.0015 00.0011 00.0005 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/06/11 0.5806 1.01983 0.6167 01.1738 00.0000 00.0000 95.1822 02.9703 00.0550 00.0008 00.0008 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/06/11 0.5933 1.03592 0.8820 01.0073 00.0000 00.0000 93.0400 04.8653 00.1816 00.0065 00.0091 00.0000 00.0019 00.0014 00.0021 00.0015 00.0007 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/06/11 0.5941 1.03461 0.9088 01.1225 00.0000 00.0000 92.8780 04.8799 00.1901 00.0068 00.0081 00.0000 00.0016 00.0013 00.0011 00.0008 00.0004 00.0000 FM 63 - Columbia GC @ 206124 2026/06/11 0.6031 1.07801 0.2050 00.4310 00.0000 00.0000 90.7089 08.2571 00.3306 00.0232 00.0288 00.0000 00.0061 00.0038 00.0023 00.0017 00.0008 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