This is a log from an oil or gas well in the Bureau of Economic Geology's Geophysical Log Facility. API Number: 424173492900 Top Depth: 100 Ft. Bottom Depth: 1005 Ft. lease_name: GRETTA ELLIS #38S reservoir_name: REG. operator_name: TERCO ENERGY INC log_source_name: RRC datum_name: Unknown state_name: Texas county_name: Shackelford