This is a log from an oil or gas well in the Bureau of Economic Geology's Geophysical Log Facility. API Number: 424833195200 Top Depth: 8736 Ft. Bottom Depth: 14102 Ft. reservoir_name: NEWARK E. (BARNETT SHALE) operator_name: CHESAPEAKE OPERATING, INC. log_source_name: RRC datum_name: Unknown state_name: Texas county_name: Wheeler