This is a log from an oil or gas well in the Bureau of Economic Geology's Geophysical Log Facility. API Number: 4223533958 Top Depth: 100 Ft. Bottom Depth: 7206 Ft. lease_name: RICHEY 55 reservoir_name: PROBANDT CANYON operator_name: PIONEER NATURAL RES USA INC log_source_name: Unknown state_name: Texas county_name: Irion