1. Preliminary map showing availability of water from glacial-drift aquifers in Logan County, south-central, North Dakota [cartographic material] Yale Public content 1982. 2002-06-01T04:00:00Z. 2023-05-05T03:07:25Z. Geological Survey (U.S.). The Survey. English. cartographic image. Public. North Dakota, Logan County, and Logan County (N.D.).