This is a log from an oil or gas well in the Bureau of Economic Geology's Geophysical Log Facility. API Number: 421733109000 Top Depth: 3590 Ft. Bottom Depth: 7845 Ft. lease_name: SPRABERRY DRIVER UNIT #833B reservoir_name: SPRABERRY(TREND AREA) operator_name: PIONEER NATURAL RESOURCES USA INC log_source_name: RRC datum_name: Unknown state_name: Texas county_name: Glasscock