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 2026/06/29 0.5813 1.02276 0.7768 00.8208 00.0000 00.0000 95.4378 02.7630 00.1690 00.0098 00.0131 00.0000 00.0031 00.0023 00.0018 00.0013 00.0006 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/06/29 0.5892 1.03067 0.6724 01.2528 00.0000 00.0000 93.5864 04.3036 00.1794 00.0027 00.0024 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/06/29 0.5947 1.03909 0.8890 00.9395 00.0000 00.0000 92.8645 05.0331 00.2304 00.0108 00.0187 00.0000 00.0037 00.0035 00.0030 00.0022 00.0010 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/06/29 0.5942 1.04032 0.7870 00.9655 00.0000 00.0000 92.7939 05.2313 00.1998 00.0073 00.0094 00.0000 00.0016 00.0016 00.0010 00.0007 00.0003 00.0000 FM 63 - Columbia GC @ 206124 2026/06/29 0.6033 1.07860 0.2015 00.4242 00.0000 00.0000 90.6750 08.2852 00.3437 00.0244 00.0299 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