Twin Lake, Kalkaska County, MI: Depth Map, Fishing & Water Quality

Today on the lake

Updated 9 Oct 2026, 3:06 am EDT. Get alerts for Twin Lake

WEATHEROvernight: partly cloudy, 39°F, wind SW 5 mph. Friday: sunny, 61°F, wind W 0 to 5 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.

ALGAEToo small for satellite monitoring (under 1 km²). No bloom reports on record with Michigan DHHS.

LAUNCHESBig Twin Lake: listed open. Michigan DNR record updated 3 Apr 2026.

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

9 contours, 10 to 80 ft

0102030405060707680feet

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

Size and depth

209 acres · deepest 80 ft (measured) · shoreline about 2.5 mi · clarity about 22 ft

Twin Lake is the 4th largest of the 60 named lakes of 10 acres or more in Kalkaska County. By Michigan DNR survey it is the deepest of the 40 with a measured depth. Its water is clearer than 48 of the other 50 lakes in the county with satellite clarity readings. Its shoreline measures about 2.5 miles along the state outline. About 36% of its area is deeper than 50 ft.

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

Getting on the water

1 public access site on Twin Lake.

Big Twin Lake · Hartwick Pines State Park · Open

1 ramp lane · 5 trailer spaces · vault toilet · accessible restroom · Recreation Passport required

Local boating rules, Kalkaska County

Michigan DNR boating access, fetched 7 Oct 2026.

Fishing

Michigan DNR has stocked Twin Lake 35 times since 1982. The most recent stocking was 11,097 rainbow trout on 21 April 2026. Species stocked: brown trout, lake trout, rainbow trout.

35 stockings, 1982 to 2026, log scale

Latest: 21 Apr 2026: 11,097 rainbow trout.

21 Apr 2026STOCKED11,097 rainbow trout

22 Apr 2025STOCKED2,198 rainbow trout

22 Apr 2025STOCKED8,997 rainbow trout

3 Apr 2024STOCKED11,825 rainbow trout

8 May 2023STOCKED165 rainbow trout

20 Apr 2023STOCKED9,270 rainbow trout

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 1993: bluntnose minnow, brown bullhead, common shiner, lake herring, rock bass, smallmouth bass, western banded killifish, white sucker, yellow perch. Historic records, not a current survey.

Michigan Fish Atlas.

Water quality

Average water clarity is about 22 ft (Secchi depth 6.8 m, satellite readings 2018–23).

Clarity 22.1 ft of 80 ft

Michigan EGLE satellite clarity, fetched 7 Oct 2026.

Nearby lakes with measured depth

Little Twin Lake31 ft deep · 0.5 mi · Kalkaska County

Oxbow Lake32 ft deep · 0.6 mi · Kalkaska County

Eagle Lake20 ft deep · 1.3 mi · Kalkaska County

Timber Lake49 ft deep · 1.4 mi · Kalkaska County

Pickerel Lake72 ft deep · 1.6 mi · Kalkaska County

MacNeil Pond10 ft deep · 1.7 mi · Kalkaska County

Michigan DNR survey; straight-line miles.

Common questions

How deep is Twin Lake?

Twin Lake is 80 feet at its deepest point, measured by Michigan DNR survey. It covers 209 acres.

Is there a public boat launch on Twin Lake?

Yes. 1 public access site is listed: Big Twin Lake.

Is Twin Lake stocked with fish?

Yes. Michigan DNR has stocked it 35 times since 1982, most recently 11,097 rainbow trout on 21 April 2026.

How much of Twin Lake is deeper than 10 feet?

About 84% of the lake's area is deeper than 10 feet, measured from Michigan DNR depth contours.