This is a log from an oil or gas well in the Bureau of Economic Geology's Geophysical Log Facility. API Number: 421313644600 Top Depth: 10810 Ft. Bottom Depth: 14010 Ft. reservoir_name: JOHNSON (PENN & HOLT) operator_name: BP AMERICA PRODUCTION COMPANY log_source_name: BEG datum_name: Unknown state_name: Texas county_name: Duval