Isabella County · Michigan

Coldwater Lake

Soundings in feet · 285 acres · deepest 65 ft

Where it is

3 miles northeast of Lake Isabella

Isabella County, Michigan · 43.6619° N, 84.9567° W

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The Michigan DNR lists no public access site on Coldwater Lake; much of the shore may be private.

Today on the lake

Updated 10 Oct 2026, 12:24 am EDT. Get alerts for Coldwater Lake

WEATHEROvernight: slight chance rain showers, 51°F, wind ESE 6 mph. Saturday: mostly sunny, 77°F, wind SSE 6 to 13 mph.

WARNINGSNo weather or fire warnings in effect.

FIRENo wildfires or prescribed burns reported within 25 miles.

BURNINGCampfires and debris burning: check today's status with Michigan DNR.

ALGAENo cyanobacteria detected by satellite on 3 Oct 2026, the latest clear-sky image.

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).

Depth map

10 contours, 10 to 65 ft

010203035404550556065feet

Michigan DNR survey, fetched 7 Oct 2026. Not for navigation.

Size and depth

285 acres · deepest 65 ft (measured) · shoreline about 3.7 mi · clarity about 10 ft

Coldwater Lake is the 2nd largest of the 27 named lakes of 10 acres or more in Isabella County. By Michigan DNR survey it is the deepest of the 4 with a measured depth. Its water is clearer than 15 of the other 21 lakes in the county with satellite clarity readings. Its shoreline measures about 3.7 miles along the state outline. About 51% of its area is deeper than 40 ft.

Ranks against Isabella County lakes in Michigan hydrography, Michigan DNR lake surveys and Michigan EGLE satellite clarity; shoreline measured from the state outline. How we measure

Fishing

Michigan DNR has stocked Coldwater Lake 16 times since 1984. The most recent stocking was 61,499 walleye on 21 June 2018. Species stocked: northern pike, walleye.

16 stockings, 1984 to 2018, log scale

Latest: 21 Jun 2018: 61,499 walleye.

21 Jun 2018STOCKED61,499 walleye

6 Jun 2013STOCKED12,375 walleye

21 Jun 2011STOCKED18,000 walleye

15 Jun 2011STOCKED15,618 walleye

2 Jun 2006STOCKED10,270 walleye

11 Jun 2002STOCKED10,241 walleye

Source: Michigan DNR Fisheries, fetched 7 Oct 2026. How we measure

Where the deep water is

Show water deeper than

Measured from Michigan DNR contours. How we measure

Historically recorded species, from records through 1966: lake herring. Historic records, not a current survey.

Michigan Fish Atlas.

Water quality

Average water clarity is about 10 ft (Secchi depth 3.0 m, satellite readings 2018–23).

Clarity 9.7 ft of 65 ft

Michigan EGLE satellite clarity, fetched 7 Oct 2026.

Email me about Coldwater LakeWhen it is stockedMichigan DNR has stocked Coldwater Lake 16 times since 1984, most recently 61,499 walleye on 21 June 2018. None in the last five years.When algae is reported or testedMichigan DHHS lists 1 bloom report and 0 water samples here. None in 2026.When satellite sees a bloom startEPA satellite, checked daily, June to October. We email when a bloom first shows on two clear days, not every day it stays. It has not happened in 2026.Any lake in Isabella CountyStockings and algae records on every lake in the county. In 2026 so far: 1 email.

Coldwater Lake has had no stockings or algae records in 2026, so its own alerts would have sent nothing this year. The county alert is on by default.

Email address

At most one email a week per lake. We email you a link to confirm before any alert is sent; every email has a one-click unsubscribe.

The area around Coldwater Lake

9 other lakes of 10+ acres within about 6 miles of Coldwater Lake. Sources: Michigan DNR, US Census Bureau.

Nearby lakes with measured depth

Littlefield Lake60 ft deep · 7.5 mi · Isabella County

Halls Lake28 ft deep · 7.8 mi · Isabella County

Hannah Lake50 ft deep · 8.6 mi · Mecosta County

Stevenson Lake40 ft deep · 9.3 mi · Isabella County

Lake Twentyeight26 ft deep · 9.7 mi · Mecosta County

Grass Lake26 ft deep · 11.0 mi · Clare County

Michigan DNR survey; straight-line miles.

Common questions

How deep is Coldwater Lake?

Coldwater Lake is 65 feet at its deepest point, measured by Michigan DNR survey. It covers 285 acres.

Is Coldwater Lake stocked with fish?

Yes. Michigan DNR has stocked it 16 times since 1984, most recently 61,499 walleye on 21 June 2018.

How much of Coldwater Lake is deeper than 10 feet?

About 83% of the lake's area is deeper than 10 feet, measured from Michigan DNR depth contours.