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 2026/06/28 0.5820 1.02256 0.7922 00.8788 00.0000 00.0000 95.3058 02.8155 00.1713 00.0105 00.0145 00.0000 00.0036 00.0029 00.0021 00.0015 00.0007 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/06/28 0.5926 1.03483 0.6843 01.3058 00.0000 00.0000 92.9016 04.9158 00.1873 00.0027 00.0023 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/06/28 0.5946 1.04088 0.8455 00.8815 00.0000 00.0000 92.8701 05.1244 00.2364 00.0104 00.0178 00.0000 00.0035 00.0034 00.0030 00.0023 00.0011 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/06/28 0.5959 1.04228 0.7911 01.0023 00.0000 00.0000 92.5229 05.4078 00.2365 00.0104 00.0167 00.0000 00.0033 00.0034 00.0023 00.0017 00.0008 00.0000 FM 63 - Columbia GC @ 206124 2026/06/28 0.6033 1.07853 0.2017 00.4242 00.0000 00.0000 90.6831 08.2784 00.3425 00.0244 00.0296 00.0000 00.0063 00.0038 00.0025 00.0019 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