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 2026/03/30 0.5780 1.01867 0.7438 00.8052 00.0000 00.0000 96.0340 02.2590 00.1297 00.0085 00.0109 00.0000 00.0029 00.0021 00.0016 00.0012 00.0005 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/03/30 0.5760 1.01183 0.5877 01.2656 00.0000 00.0000 96.0810 02.0059 00.0571 00.0011 00.0012 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/03/30 0.5801 1.02176 0.6048 01.0319 00.0000 00.0000 95.3827 02.8635 00.0955 00.0053 00.0080 00.0000 00.0017 00.0013 00.0022 00.0017 00.0008 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/03/30 0.5792 1.02074 0.6331 00.9641 00.0000 00.0000 95.5995 02.6841 00.1005 00.0061 00.0070 00.0000 00.0016 00.0011 00.0011 00.0008 00.0004 00.0000 FM 63 - Columbia GC @ 206124 2026/03/30 0.6056 1.08253 0.1856 00.4237 00.0000 00.0000 90.2057 08.7618 00.3559 00.0234 00.0289 00.0000 00.0061 00.0036 00.0022 00.0016 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