4 miles north of Mayville
Tuscola County, Michigan · 43.3875° N, 83.3388° W
The Michigan DNR lists no public access site on Cat Lake; much of the shore may be private.
Updated 14 Oct 2026, 6:11 pm EDT. Get alerts for Cat Lake
National Weather Service; National Interagency Fire Center; U.S. EPA CyAN satellite; Michigan DHHS; Michigan DNR. Weather, warnings, fires and satellite refresh when you open the page (checked at most hourly).
Michigan DNR survey, fetched 7 Oct 2026. Not for navigation.
65 acres · deepest 26 ft (measured) · shoreline about 1.5 mi · clarity about 7 ft
Cat Lake is the 4th largest of the 13 named lakes of 10 acres or more in Tuscola County. By Michigan DNR survey it is the 3rd deepest of the 3 with a measured depth. Its water is clearer than 2 of the other 11 lakes in the county with satellite clarity readings. Its shoreline measures about 1.5 miles along the state outline. About 62% of its area is deeper than 15 ft.
Ranks against Tuscola County lakes in Michigan hydrography, Michigan DNR lake surveys and Michigan EGLE satellite clarity; shoreline measured from the state outline. How we measure
Average water clarity is about 7 ft (Secchi depth 2.1 m, satellite readings 2018–23).
Michigan EGLE satellite clarity, fetched 7 Oct 2026.
8 other lakes of 10+ acres within about 7 miles of Cat Lake. Sources: Michigan DNR, US Census Bureau.
Michigan DNR survey; straight-line miles.
Cat Lake is 26 feet at its deepest point, measured by Michigan DNR survey. It covers 65 acres.
About 77% of the lake's area is deeper than 10 feet, measured from Michigan DNR depth contours.