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 2026/10/11 0.5797 1.02191 0.9264 00.4975 00.0000 00.0000 95.9197 02.4766 00.1539 00.0086 00.0103 00.0000 00.0024 00.0015 00.0012 00.0009 00.0004 00.0000 CUSTER ST @ LINE AD ST1 @ 301608 2026/10/11 0.5880 1.03135 0.6587 01.1224 00.0000 00.0000 93.8224 04.2218 00.1686 00.0029 00.0028 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 00.0000 GLENDALE CEGT TO MRT @ 350100 2026/10/11 0.5912 1.03526 0.8632 00.8789 00.0000 00.0000 93.4642 04.5931 00.1761 00.0070 00.0093 00.0000 00.0019 00.0013 00.0021 00.0016 00.0007 00.0000 CHANDLER ST DISCHARGE GC @ 130640 2026/10/11 0.5892 1.03222 0.8164 00.9410 00.0000 00.0000 93.7928 04.2698 00.1604 00.0067 00.0076 00.0000 00.0015 00.0011 00.0010 00.0007 00.0003 00.0000 FM 63 - Columbia GC @ 206124 2026/10/11 0.6031 1.07865 0.1961 00.4097 00.0000 00.0000 90.7029 08.2877 00.3356 00.0228 00.0294 00.0000 00.0060 00.0040 00.0024 00.0018 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