Mohawk Lake
Oakland County, Michigan370 acresView mapDirections
EGLE publishes the water-quality measurements for Mohawk Lake. Here is what has been measured.
- 33 ft max depth
- Limited data
Mohawk Lake in Oakland County, Michigan has water-quality measurements published by EGLE, shown here as reported. Water clarity: 11 ft visibility. Maximum depth: 33 ft. Surface area: 370 acres.
Free interactive depth-contour map of Mohawk Lake, reaching a maximum surveyed depth of 33 ft. Toggle Depth contours to overlay the bathymetric survey lines. Contour data from Michigan DNR.
Mohawk Lake is a 370-acre lake in Oakland County, Michigan with a maximum depth of 33 feet. Overall water quality is improving over recent sampling years.
Source: EPA Water Quality Portal sampling records, EGLE, last sampled 2023-09-11. Methodology: how these readings are compared.
What Mohawk Lake is good for
From access and monitoring records, not editorial picks.
- Clear water11 ft of visibility
- Deep water33 ft surveyed max depth
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Mohawk Lake is safe to swim in today is a call for the Michigan Department of Environment, Great Lakes, and Energy (EGLE) and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Mohawk Lake
These are the measurements EGLE publishes for Mohawk Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Good clarity, visible to about 11 ft. TSI 43.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 11ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | No reading The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. | |
| Chlorophyll-a (algae) | No reading The green pigment in algae — a direct measure of how much algae is in the water. | |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 43 | Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Moderate nutrients, good water quality
Ask about Mohawk Lake
Answers come straight from the public measurements and survey records on this page.
Water Temperature
Mohawk Lake typically sits around 55°F at the surface in September. Summer average is about 54°F. Usually warmest in Aug (about 56°F) and coldest in May (about 49°F). These are typical values by month — not a live reading.
Column height runs from this lake’s coldest month (49°F) to its warmest (56°F).
Typical surface water temperature by month, from 1,291 field readings (2012–2018) via the EPA Water Quality Portal. See the full Mohawk Lake water temperature breakdown →
Lake Details
Max depth
33 ft
Surface area
370 acres
Stays via Stay22
Stays near Mohawk Lake
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Top-rated places to stay near Mohawk Lake
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Follow Mohawk Lake’s readings
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Fishing Mohawk Lake
Water Quality Trend: Improving
Based on 4 years of monitoring (2016–2023).
Water clarity
Improving4 years
Phosphorus
Worsening+4 µg/L/yr3 years
Chlorophyll-a
Improving-0.15 µg/L/yr3 years
Reservoir Info (USACE NID)
Mohawk Lake is a man-made reservoir impounded by the Clintonville Dam (completed 1915), built primarily for recreation on the Clinton River; earth-type dam, 14 ft tall and 200 ft long.
- Surface area
- 370 ac
- Normal storage
- 2,400 ac-ft
- Max storage
- 3,900 ac-ft
- Drainage area
- 0 sq mi
- Hazard class
- Significant
- Owner
- Oakland County Drain Commissioner
Source: USACE National Inventory of Dams, NID ID MI00241 · Operator website · Matched by proximity (0.98 km)
Regulated Pollution Sources Nearby
2 EPA-permitted facilities operate within about 5 miles of Mohawk Lake under Clean Water Act (NPDES) discharge permits.
- Mlc-Fiero SitePontiac · 2.9 mi away · NPDES MI0058796
- Gm - Pontiac Sw FacilityPontiac · 3.1 mi away · NPDES MI0058908
Facilities permitted to discharge under the Clean Water Act within ~5 miles; proximity does not by itself mean a facility affects this lake. Source: EPA ECHO (ICIS-NPDES), as of 2026-07.
Nearby Lakes in Oakland County
Frequently asked questions about Mohawk Lake
Where is Mohawk Lake?
- Mohawk Lake is a lake in Oakland County, Michigan. Its water-quality measurements are published by EGLE and shown on this page as reported.
What is the water quality of Mohawk Lake?
- Mohawk Lake in Oakland County, Michigan has water-quality measurements published by EGLE, shown here as reported. Water clarity: 11 ft visibility. Maximum depth: 33 ft. Surface area: 370 acres.
Is Mohawk Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
What is the water temperature of Mohawk Lake?
- Mohawk Lake typically sits around 55°F at the surface in September, from 1,291 EPA Water Quality Portal field readings (2012–2018). That is a typical value for the month, not a live reading.
How deep is Mohawk Lake?
- Mohawk Lake has a maximum depth of 33 feet. The lake covers 370 acres.
Explore Mohawk Lake across LakeQuality
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Where this data comes from
19 measurements from 1 monitoring station, 2023. Retrieved from the EPA Water Quality Portal on 2026-08-26.
Collected and reported by
- Michigan EGLE - MiCorps
21MICH_MICORPS19 samples · 2023
Analytical methods
- Phosphorus by Colorimetry
Monitoring station identifiers (1)
EPA condition classes from the National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See where the data comes from and data sources.
Other records on this page
Regulated discharger data from EPA ECHO (ICIS-NPDES)