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 2026/03/23 0.5794 1.01574 1.0491 00.6527 00.0000 00.0000 96.0622 02.0816 00.1255 00.0082 00.0109 00.0000 00.0029 00.0021 00.0020 00.0015 00.0007 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/03/23 0.5769 1.01205 0.6384 01.2562 00.0000 00.0000 95.9547 02.0928 00.0554 00.0011 00.0011 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/03/23 0.5792 1.02005 0.6496 00.9811 00.0000 00.0000 95.5977 02.6708 00.0829 00.0044 00.0064 00.0000 00.0014 00.0010 00.0020 00.0015 00.0007 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/03/23 0.5785 1.01881 0.6064 01.0581 00.0000 00.0000 95.6448 02.6094 00.0702 00.0038 00.0039 00.0000 00.0009 00.0007 00.0006 00.0004 00.0002 00.0000 FM 63 - Columbia GC @ 206124 2026/03/23 0.6069 1.08459 0.1887 00.4192 00.0000 00.0000 90.0525 08.8392 00.4071 00.0296 00.0419 00.0000 00.0084 00.0063 00.0031 00.0023 00.0011 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