Is it safe to swim in lakes near Grand Rapids?

That is a call for Michigan's water agency and the county health department, who post current advisories. 10 lakes within driving distance of Grand Rapids pass the low-algae screen (favourable clarity and nutrient readings, chlorophyll-a under 15 µg/L, public access). The top pick on those readings is Emerald Lake in Kent County, 4.6 miles away. Bacteria can spike after heavy rain, so always check the current advisories before you swim.

Which lakes near Grand Rapids have bacteria testing?

None of the lakes near Grand Rapids have enough recent bacteria samples on record, so these lakes are screened on water clarity and algae (chlorophyll-a) instead. Always check posted advisories before swimming.

What is the cleanest swimming lake near Grand Rapids?

Emerald Lake (Kent County) is the cleanest swim lake near Grand Rapids on measured clarity and nutrients, with 11.5 ft of water clarity.

Swimming Lakes Near Grand Rapids, MI: Clarity, Algae and Bacteria Readings (2026)

10 lakes within driving distance of Grand Rapids, Michigan pass the low-algae screen — favourable clarity and nutrient readings, low algae, and public access. 0 have direct bacteria (E. coli) testing on record. Filtered for the clearest, lowest-nutrient readings in the sampling record, low algae (chlorophyll-a under 15 µg/L), and public access. Not a swimming clearance: always check local advisories on the day you swim.

A moderate cluster of 10 measured lakes lies within reach of Grand Rapids. Emerald Lake has the lowest nutrient and algae readings of the set.

The swimming-specific ranking layered on top of the readings is what produces the list below: a lake with clean readings that does not also support the swimming use case is less useful than a decent one that does.

#	Lake	County	Bacteria	Distance	Clarity	Depth
1	Emerald Lake	Kent	Low algae	4.6 mi	11.5 ft	-
2	High Lake	Kent	Limited data	13.4 mi	6.3 ft	-
3	Bostwick Lake	Kent	Limited data	13.8 mi	8.8 ft	24 ft
4	Murray Lake	Kent	Low algae	15.6 mi	9 ft	-
5	Duncan Lake	Barry	Limited data	16.3 mi	3.5 ft	55 ft
6	Big Pine Island Lake	Kent	Low algae	18 mi	9.3 ft	40 ft
7	Whitefish Lake	Montcalm	Low algae	25.8 mi	13.5 ft	-
8	Maston Lake	Kent	Limited data	26.8 mi	11.3 ft	-
9	Muskellunge Lake	Kent	Limited data	27.1 mi	13.5 ft	-
10	Bills Lake	Newaygo	Low algae	29.7 mi	13 ft	90 ft

Other activities near Grand Rapids

Fishing near Grand Rapids →Kayaking near Grand Rapids →Boating near Grand Rapids →All lakes near Grand Rapids →

Where to stay near Grand Rapids

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Source: EPA National Aquatic Resource Surveys, 2026.