This is a log from an oil or gas well in the Bureau of Economic Geology's Geophysical Log Facility. API Number: 421213198200 Top Depth: 3400 Ft. Bottom Depth: 9171 Ft. lease_name: HARRIS #1 reservoir_name: NEWARK, EAST (BARNETT SHALE) operator_name: WESTERN CHIEF O&G log_source_name: RRC datum_name: Unknown state_name: Texas county_name: Denton