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 2026/09/24 0.5848 1.02371 1.0530 00.6753 00.0000 00.0000 95.0102 03.0519 00.1826 00.0089 00.0106 00.0000 00.0024 00.0016 00.0014 00.0010 00.0005 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/09/24 0.5852 1.02535 0.6360 01.2493 00.0000 00.0000 94.2618 03.7770 00.0734 00.0011 00.0011 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/09/24 0.5960 1.04109 0.8539 00.9900 00.0000 00.0000 92.4884 05.4464 00.1967 00.0072 00.0093 00.0000 00.0020 00.0013 00.0021 00.0015 00.0007 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/09/24 0.5940 1.03957 0.7983 00.9752 00.0000 00.0000 92.8293 05.1858 00.1909 00.0071 00.0081 00.0000 00.0015 00.0011 00.0010 00.0007 00.0003 00.0000 FM 63 - Columbia GC @ 206124 2026/09/24 0.6047 1.08112 0.1947 00.4129 00.0000 00.0000 90.3934 08.5823 00.3457 00.0230 00.0313 00.0000 00.0063 00.0042 00.0026 00.0020 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