EPSG:3591

WGS84 Bounds: -90.4100, 41.7000, -82.1200, 48.3000 var bounds = new OpenLayers.Bounds(-90.409999999999997, 41.700000000000003, -82.120000000000005, 48.299999999999997);
Projected Bounds: 2179536.4678, -4747350.7896, 2869578.0075, -4012414.3914
Scope: Used for spatial data presentation for whole state.
Last Revised: 2007-03-13
Area: USA - Michigan

NAD83(NSRS2007) / Michigan Oblique Mercator (Google it)