Easton Lake
Easton Lake in Adams County, Wisconsin has a water quality grade of D (Nutrient-rich). Water clarity: 8 ft visibility. Phosphorus: 45.5 µg/L. Maximum depth: 11 ft. Surface area: 33 acres.
Wisconsin DNR lists Panfish as common on Easton Lake. DNR survey details →
- Clarity
- 8 ft
- Typical in July
- 67°F
- Max depth
- 11 ft
- Area
- 33 acres
- Type
- Eutrophic
- Trend
- → Stable
- Public access
- Yes
Grade D measures nutrients and algae, not whether this is a good place for a cabin trip. Cabins and rentals near Easton Lake →
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Easton Lake is a 33-acre productive, nutrient-rich eutrophic lake in Adams County, Wisconsin with a maximum depth of 11 feet. Water quality is graded D based on 1 sampling years through 2024. The lake supports 4 documented fish species including Panfish, Largemouth Bass, and Northern Pike. Public access is available with 1 public boat landing. Compared to the 17 other monitored lakes in Adams County, Easton Lake ranks #18 for water quality.
Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water, last sampled 2024-07-24. Grade methodology: LakeQuality methodology.
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Swimming Safety
Grade onlyElevated nutrients
Based on clarity and algae grades from past sampling — we do not hold live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.
Nutrients and algae run higher than average — check local advisories before swimming, and skip the water if you see scum
Water Quality Grade: D (Nutrient-rich)
Moderate clarity, visible to about 8 ft. Phosphorus level: 45.5 µg/L. Trophic State Index: 53.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 8 ft | Not graded |
| Phosphorus | 45.5 µg/L | Poor |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 53 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Where to stay near Easton Lake
Compare lakeside cabins, hotels, and vacation rentals near Easton Lake in Adams County, Wisconsin — 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. The water-quality grade measures nutrients and algae, not lodging — cabins and rentals around Easton Lake are listed below.
Top-rated places to stay near Easton Lake
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Planning a whole trip? See where to stay at Wisconsin’s top lakes →
Water Temperature
Easton Lake typically sits around 67°F at the surface in July. Summer average is about 68°F. Usually warmest in Jun (about 69°F) and coldest in Apr (about 58°F). These are typical values by month — not a live reading.
Typical surface water temperature by month, from 12 field readings (2024–2024) via the EPA Water Quality Portal. See the full Easton Lake water temperature breakdown →
Wisconsin DNR lists Panfish as common on Easton Lake.
A DNR fisheries survey reports fish abundance and catch rates, not a water-quality grade. LakeQuality grades Easton Lake D from EPA Water Quality Portal chemistry, and the water-quality trend over 3 years of monitoring is stable. Catch rate is not a swim clearance and is not a weekly bite report.
WI DNR Lake Profile
Authoritative data from the Wisconsin DNR LakePages. 1 station on file (most recent sample 2024).
Fish Species (DNR-rated)
Lake Details
| Characteristic | Value |
|---|---|
| Maximum Depth | 11 ft |
| Surface Area | 33 acres |
| Public Access | Yes |
Recreation & Access
- EastonPublic
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 Easton 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.
Water Quality Trend: → Stable
Based on 3 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | → Stable | 0 m/yr | 3 |
| Phosphorus | → Stable | -0.15 µg/L/yr | 3 |
Reservoir Info (USACE NID)
Easton Lake is a man-made reservoir impounded by the Easton (completed 1855), built primarily for recreation on the CAMPBELL CREEK; earth-type dam, 20 ft tall and 350 ft long.
- Surface area
- 24 ac
- Normal storage
- 130 ac-ft
- Max storage
- 305 ac-ft
- Drainage area
- 17.6 sq mi
- Hazard class
- Low
- Owner
- Adams County
Source: USACE National Inventory of Dams, NID ID WI00093 · Operator website
EPA Impairment Status
Easton Lake is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 5).
Causes of impairment
Source: EPA ATTAINS assessment unit WI10008630 · Official waterbody report
County Ranking
Ranked #18 of 18 lakes in Adams County
Nearby Lakes With Higher Grades
Easton Lake holds Grade D. 3 nearby lakes hold higher nutrient-and-algae grades — useful for a swim day, not a reason to skip lodging here.
See full comparison →Nearby Lakes in Adams County
Frequently asked questions about Easton Lake
Where is Easton Lake?
- Easton Lake is a lake in Adams County, Wisconsin. LakeQuality grades it D for nutrients and algae. The letter is not a swimming clearance.
What is the water quality grade for Easton Lake?
- Easton Lake in Adams County, Wisconsin has a water quality grade of D (Nutrient-rich). Water clarity: 8 ft visibility. Phosphorus: 45.5 µg/L. Maximum depth: 11 ft. Surface area: 33 acres.
Is Easton Lake safe to swim in?
- Nutrients and algae run higher than average — check local advisories before swimming, and skip the water if you see scum. Easton Lake has a water quality grade of D (Nutrient-rich). Always check local health department advisories before swimming.
What is the water temperature of Easton Lake?
- Easton Lake typically sits around 67°F at the surface in July, from 12 EPA Water Quality Portal field readings (2024–2024). That is a typical value for the month, not a live reading.
How deep is Easton Lake?
- Easton Lake has a maximum depth of 11 feet. The lake covers 33 acres.
What fish are in Easton Lake?
- Fish species found in Easton Lake include Panfish, Largemouth Bass, Northern Pike, Trout. Easton Lake is located in Adams County, Wisconsin.
What did the DNR fisheries survey find at Easton Lake?
- Wisconsin DNR lists Panfish as common on Easton Lake. A DNR fisheries survey reports fish abundance and catch rates, not a water-quality grade. LakeQuality grades Easton Lake D from EPA Water Quality Portal chemistry, and the water-quality trend over 3 years of monitoring is stable. Catch rate is not a swim clearance and is not a weekly bite report.
Are there boat ramps on Easton Lake?
- Easton Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Easton. Public access is listed as yes.
Explore Easton Lake across LakeQuality
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Where this data comes from
26 measurements from 1 monitoring station, 2021–2024. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Wisconsin Department of Natural Resources
WIDNR_WQX26 samples · 2021–2024
Analytical methods
- Phosphorus by Colorimetry
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
Fish and recreation data from Wisconsin DNR Lakes
Named boat-access points from the USGS National Boat Ramps inventory