This is a log from an oil or gas well in the Bureau of Economic Geology's Geophysical Log Facility. API Number: 421833151000 Top Depth: 1042 Ft. Bottom Depth: 10690 Ft. lease_name: WSGU4 (SKIPPER -A- 5) reservoir_name: WILLOW SPRINGS (COTTON VALLEY) operator_name: XTO ENERGY INC. log_source_name: RRC datum_name: Unknown state_name: Texas county_name: Gregg