This is a log from an oil or gas well in the Bureau of Economic Geology's Geophysical Log Facility. API Number: 4247935137 Top Depth: 5884 Ft. Bottom Depth: 7994 Ft. lease_name: R VALLS ARMENGOL #5 reservoir_name: BASHARA HEREFORD operator_name: CHEVRON U. S. A. INC. log_source_name: RRC datum_name: Unknown state_name: Texas county_name: Webb