This is a log from an oil or gas well in the Bureau of Economic Geology's Geophysical Log Facility. API Number: 421213212900 Top Depth: 1000 Ft. Bottom Depth: 8697 Ft. lease_name: SHIFFLETT A #1 reservoir_name: NEWARK, EAST (BARNETT SHALE) operator_name: BURLINGTON RES O&G COL log_source_name: RRC datum_name: Unknown state_name: Texas county_name: Denton