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LakeQuality

Torch Lake

NR
Not yet rated
30 ft clear · Oligotrophic · 18,714 acres
Limited DataOligotrophic

Torch Lake in Antrim County, Michigan is not rated for water quality — its monitoring record does not meet the evidence bar. Water clarity: 30 ft visibility. Maximum depth: 250 ft. Surface area: 18713.5 acres.

Clarity
30 ft
Max depth
250 ft
Area
18,714 acres
Trend
Stable
Public access
Yes

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Free interactive depth-contour map of Torch Lake, reaching a maximum surveyed depth of 250 ft. Toggle Depth contours to overlay the bathymetric survey lines. Contour data from Michigan DNR.

Why Torch Lake has no grade

We grade a lake only when the monitoring record supports a letter: at least three phosphorus or chlorophyll-a samples in the last ten years, scored against EPA National Lakes Assessment thresholds for this lake’s ecoregion. For Torch Lake, the only measurement available is water clarity, which is not a water-quality indicator on its own — EPA's National Lakes Assessment does not grade clarity. Sampling here has recorded water clarity, but not phosphorus and algae (chlorophyll-a).

Not Rated is not an F. It is EPA Integrated Reporting Category 3 — insufficient information. The water here may be excellent or poor; nobody has measured enough of it to say. Everything below that has been measured is still reported on this page.

Sampling is run by EGLE and volunteer programs, and published through the EPA Water Quality Portal. Read the full grading methodology.

Torch Lake is a 18,714-acre lake in Antrim County, Michigan with a maximum depth of 250 feet. The lake supports 3 documented fish species including Atlantic salmon, Deepwater sculpin, and Lake herring. Public access is available with 1 public boat landing.

Source: EPA Water Quality Portal sampling records, EGLE, last sampled 2022-09-13. Grade methodology: LakeQuality methodology.

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Swimming Safety

Not rated

Limited data

Not rated for swimming — there is not enough monitoring data to judge this lake

Compare the safest swimming lakes near Traverse City

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Water quality measurements for Torch Lake

These readings exist but are not enough for an A–F grade — see why.

Crystal clear, you can see 30 ft down. Trophic State Index: 28.

MetricValueGrade
Water Clarity (Secchi Depth)30 ftNot graded
PhosphorusNo recent samples
Chlorophyll-a (Algae)No recent samples
Trophic State Index (TSI)28Oligotrophic

Low nutrients, clear water, excellent for swimming

Where to stay near Torch Lake

Compare lakeside cabins, hotels, and vacation rentals near Torch Lake in Antrim County, Michigan — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.

Top-rated places to stay near Torch Lake

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Planning a trip? Cabins and lodging at Torch Lake · more Michigan lake trips

Lake Details

CharacteristicValue
Maximum Depth250 ft
Surface Area18,714 acres
Public AccessYes

Recreation & Access

1
Boat Landings
Yes
Public Access
  • Maplehurst Natural AreaPublic

Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps

Fish Species

Click a species to see every graded lake where it is documented.

Fishing Torch Lake

Invasive & Introduced Species

Red chips are ecologically harmful invasive species. Gray chips are stocked or introduced fish that aren't a current ecological concern.

Rainbow Smelt(since 1912)

Source: USGS Nonindigenous Aquatic Species (NAS) Database. Hover a chip to see scientific name, ecological context, status, and first-observed year.

Based on 5 years of monitoring data (2020-2025).

MetricTrendChange/YearYears
Water Clarity Stable-0.108 m/yr5
See year-by-year chart →

EPA Impairment Status

Torch Lake is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 5).

Causes of impairment

DioxinsMercuryPesticidesPCBs

A Total Maximum Daily Load (TMDL) plan has been approved.

Source: EPA ATTAINS assessment unit MI040601050305-01 · Official waterbody report

Graded lakes near Torch Lake

Torch Lake has no grade, but these lakes within a short drive do.

Nearby Lakes in Antrim County

Frequently asked questions about Torch Lake

Where is Torch Lake?

Torch Lake is a lake in Antrim County, Michigan. LakeQuality has not rated this lake (UNRATED) — there is not enough recent sampling to assign a letter.

What is the water quality grade for Torch Lake?

Torch Lake in Antrim County, Michigan is not rated for water quality — its monitoring record does not meet the evidence bar. Water clarity: 30 ft visibility. Maximum depth: 250 ft. Surface area: 18713.5 acres.

Is Torch Lake safe to swim in?

Not rated for swimming — there is not enough monitoring data to judge this lake. Torch Lake is not rated for water quality — its monitoring record does not meet the evidence bar. Always check local health department advisories before swimming.

How deep is Torch Lake?

Torch Lake has a maximum depth of 250 feet. The lake covers 18713.5 acres.

What fish are in Torch Lake?

Fish species found in Torch Lake include Atlantic salmon, Deepwater sculpin, Lake herring. Torch Lake is located in Antrim County, Michigan.

Are there boat ramps on Torch Lake?

Torch Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Maplehurst Natural Area. Public access is listed as yes.

Where this data comes from

96 measurements from 1 monitoring station, 2016–2022. Retrieved from the EPA Water Quality Portal on 2026-08-26.

Collected and reported by

  • North American Lake Management SocietyNALMS96 samples · 2016–2022
Monitoring station identifiers (1)

Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See how grades are calculated and data sources.

Other records on this page

Impairment status from EPA ATTAINS 303(d) database

Named boat-access points from the USGS National Boat Ramps inventory