1. Preliminary surficial geologic map of the Salt Lake City segment and parts of adjacent segments of the Wasatch Fault zone, Davis, Salt Lake, and Utah counties, Utah Yale Public content 1990. 2002-06-01T04:00:00Z. 2002-06-01T04:00:00Z. Geological Survey (U.S.). U.S. Geological Survey ; For sale by Map Distribution. English. Public. Utah, Davis County, Salt Lake County, and Utah County.