This is a log from an oil or gas well in the Bureau of Economic Geology's Geophysical Log Facility. API Number: 422113278100 Top Depth: 3700 Ft. Bottom Depth: 10308 Ft. lease_name: ISAACS reservoir_name: HEMPHILL (GRANITE WASH) operator_name: BRACKEN OPERATING, L.L.C. log_source_name: RRC datum_name: Unknown state_name: Texas county_name: Hemphill