This is a log from an oil or gas well in the Bureau of Economic Geology's Geophysical Log Facility. API Number: 4218331980 Top Depth: 6700 Ft. Bottom Depth: 10759 Ft. lease_name: HARRIS T B GAS UNIT reservoir_name: WHITE OAK COTTON VALLEY SAND operator_name: EXCO OPERATING COMPANY LP log_source_name: Unknown state_name: Texas county_name: Gregg