This is a log from an oil or gas well in the Bureau of Economic Geology's Geophysical Log Facility. API Number: 421653431900 Top Depth: 5500 Ft. Bottom Depth: 7367 Ft. lease_name: NORTH RILEY UNIT #1054 reservoir_name: NORTH RILEY operator_name: UNION OIL CO OF CALIF log_source_name: RRC datum_name: Unknown state_name: Texas county_name: Gaines