"Topography compiled 1975. Planimetry derived from imagery taken 1999 and other sources. Public Land Survey System and survey control current as of 2001. Boundaries current as of 2001."
Altitude datum name: National geodetic vertical datum of 1929.
Horizontal datum name: 1927 North American datum (NAD 27).
10,000-foot grid based on Michigan coordinate system, north zone ; 1000-meter Universal Transverse Mercator grid, zone 16.
Includes quadrangle location map and index to adjoining quadrangles.