This is a log from an oil or gas well in the Bureau of Economic Geology's Geophysical Log Facility. API Number: 423833527000 Top Depth: 4616 Ft. Bottom Depth: 8670 Ft. lease_name: SPRABERRY DRIVER UNIT #1535A reservoir_name: SPRABERRY TREND AREA operator_name: PIONEER NAT RES USA INC log_source_name: RRC datum_name: Unknown state_name: Texas county_name: Reagan