This is a log from an oil or gas well in the Bureau of Economic Geology's Geophysical Log Facility. API Number: 421653639000 Top Depth: 100 Ft. Bottom Depth: 7988 Ft. lease_name: RUSSELL (CLEARFORK 7000) UNIT operator_name: XTO ENERGY INC. log_source_name: RRC datum_name: Unknown state_name: Texas county_name: Gaines