This is a log from an oil or gas well in the Bureau of Economic Geology's Geophysical Log Facility. API Number: 4247535127 Top Depth: 2000 Ft. Bottom Depth: 3512 Ft. lease_name: OBRIEN G W ETAL reservoir_name: WARD-ESTES NORTH operator_name: WHITING OIL AND GAS CORPORATION log_source_name: Unknown state_name: Texas county_name: Ward