Updated 9 Oct 2026, 3:18 am EDT. Get alerts for Muskegon 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.
4,232 acres · deepest 66 ft (measured) · shoreline about 29.4 mi · clarity about 6 ft
Muskegon Lake is the largest of the 54 named lakes of 10 acres or more in Muskegon County. By Michigan DNR survey it is the 2nd deepest of the 6 with a measured depth. Its water is clearer than 11 of the other 39 lakes in the county with satellite clarity readings. Its shoreline measures about 29.4 miles along the state outline. About 61% of its area is deeper than 18 ft.
Ranks against Muskegon County lakes in Michigan hydrography, Michigan DNR lake surveys and Michigan EGLE satellite clarity; shoreline measured from the state outline. How we measure
5 public access sites on Muskegon Lake.
Michigan DNR boating access, fetched 7 Oct 2026.
Michigan DNR has stocked Muskegon Lake 105 times since 1979. The most recent stocking was 103,308 walleye on 3 June 2025. Species stocked: muskellunge, walleye.
Latest: 3 Jun 2025: 103,308 walleye.
Source: Michigan DNR Fisheries, fetched 7 Oct 2026. How we measure
Measured from Michigan DNR contours. How we measure
Historically recorded species, from records through 1979: bluegill, bluntnose minnow, brook silverside, brown trout, chestnut lamprey, common carp, freshwater drum, golden redhorse, golden shiner, iowa darter, johnny darter, lake herring, largemouth bass, northern logperch, rock bass, shorthead redhorse, silver redhorse, spotted sucker, tadpole madtom, western banded killifish, white sucker, yellow bullhead. Historic records, not a current survey.
Michigan Fish Atlas.
Average water clarity is about 6 ft (Secchi depth 1.9 m, satellite readings 2018–23).
Michigan EGLE satellite clarity, fetched 7 Oct 2026.
CAUTION Algal blooms were reported on Muskegon Lake on 21 August 2026; they were not tested for toxins. The highest toxin level measured here was microcystin at 971.7 ppb on 4 August 2022, 121 times the EPA swimming guideline of 8 ppb. 19 water samples are on record, the latest from 27 August 2024. Check current advisories before swimming.
Source: Michigan DHHS harmful algal bloom sampling; U.S. EPA 2019 recreational criteria. Fetched 7 Oct 2026.
Michigan DNR survey; straight-line miles.
Muskegon Lake is 66 feet at its deepest point, measured by Michigan DNR survey. It covers 4,232 acres.
Yes. 5 public access sites are listed: Hartshorn Municipal Marina; Grand Trunk; Muskegon State Park - Snug Harbor; Giddings Street Ramp; Cottage Grove.
Yes. Michigan DNR has stocked it 105 times since 1979, most recently 103,308 walleye on 3 June 2025.
Algal blooms were reported on 21 August 2026 and were not tested. The highest toxin level measured was microcystin at 971.7 ppb (4 August 2022). Check current advisories before swimming.