Arnold Lake
Clare County, Michigan121 acresView mapDirections
EGLE publishes the water-quality measurements for Arnold Lake. Here is what has been measured.
- 80 ft max depth
- Public access
- Limited data
Arnold Lake in Clare County, Michigan has water-quality measurements published by EGLE, shown here as reported. Water clarity: 17 ft visibility. Maximum depth: 80 ft. Surface area: 121.3 acres.
Arnold Lake is a 121-acre lake in Clare County, Michigan with a maximum depth of 80 feet. Water clarity is improving over recent sampling years. Limited fish-species data available. Public access is available with 1 public boat landing.
Source: EPA Water Quality Portal sampling records, EGLE, last sampled 2022-09-16. Methodology: how these readings are compared.
What Arnold Lake is good for
From access and monitoring records, not editorial picks.
- Clear water17 ft of visibility
- Boat launch1 documented ramp
- Deep water80 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 Arnold 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 Arnold Lake
These are the measurements EGLE publishes for Arnold Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Crystal clear, you can see 17 ft down. TSI 36.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 17ft | 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. | 36 | Oligotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Low nutrients, clear water. No reading is a swimming clearance.
Ask about Arnold Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
80 ft
Surface area
121 acres
Public access
Yes
Listed by EGLE
Recreation & Access
- Arnold LakePublic
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
Stays via Stay22
Stays near Arnold Lake
Compare lakeside cabins, hotels, and vacation rentals near Arnold Lake in Clare 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 Arnold Lake
Prices for Oct 23–25, 4 adults. Change dates on the map below.
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Planning a whole trip? See where to stay at Michigan’s top lakes →
Follow Arnold Lake’s readings
Email me when new measurements post for this lake. Updates stay free.
Or email
Fishing Arnold Lake
Water Quality Trend: Stable
Based on 7 years of monitoring (2016–2023).
Water clarity
Improving7 years
Phosphorus
Stable+0.09 µg/L/yr7 years
Chlorophyll-a
Worsening+0.04 µg/L/yr6 years
Nearby Lakes in Clare County
Frequently asked questions about Arnold Lake
Where is Arnold Lake?
- Arnold Lake is a lake in Clare County, Michigan. Its water-quality measurements are published by EGLE and shown on this page as reported.
What is the water quality of Arnold Lake?
- Arnold Lake in Clare County, Michigan has water-quality measurements published by EGLE, shown here as reported. Water clarity: 17 ft visibility. Maximum depth: 80 ft. Surface area: 121.3 acres.
Is Arnold Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Arnold Lake?
- Arnold Lake has a maximum depth of 80 feet. The lake covers 121.3 acres.
Are there boat ramps on Arnold Lake?
- Arnold Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Arnold Lake. Public access is listed as yes.
Can I fish at Arnold Lake?
- Arnold Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Seasons, size and bag limits, and whether you need a license are set by Michigan's fish and wildlife agency, so check its current regulations before you go.
Explore Arnold Lake across LakeQuality
Fish species and the cleanest lakes across Michigan
Fish species and best lakes in Clare County
Species activity outlook by water temperature and season
Where to stay at Michigan's top lakes, each with its readings
Michigan's cleanest lakes, ranked on agency measurements
More lakes in Michigan
Other Lakes in Michigan
Oligotrophic Lakes in Michigan
Where this data comes from
107 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 Society
NALMS107 samples · 2016–2022
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
Named boat-access points from the USGS National Boat Ramps inventory