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 2026/10/01 0.5820 1.02099 0.9880 00.6677 00.0000 00.0000 95.5112 02.6458 00.1601 00.0085 00.0110 00.0000 00.0025 00.0019 00.0014 00.0010 00.0005 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/10/01 0.6040 1.05560 0.6417 01.1961 00.0000 00.0000 91.1583 06.2162 00.7575 00.0143 00.0154 00.0000 00.0001 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/10/01 0.5930 1.03526 0.9716 00.8770 00.0000 00.0000 93.2516 04.6694 00.2029 00.0077 00.0106 00.0000 00.0021 00.0015 00.0023 00.0017 00.0008 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/10/01 0.5939 1.03818 0.8480 00.9757 00.0000 00.0000 92.8802 05.0961 00.1815 00.0064 00.0069 00.0000 00.0014 00.0010 00.0010 00.0007 00.0003 00.0000 FM 63 - Columbia GC @ 206124 2026/10/01 0.6039 1.07994 0.1951 00.4123 00.0000 00.0000 90.5348 08.4517 00.3376 00.0225 00.0299 00.0000 00.0061 00.0040 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