Europe Lake
Europe Lake in Door County, Wisconsin has a water quality grade of B (Good). Water clarity: 6.5 ft visibility. Phosphorus: 12.2 µg/L. Maximum depth: 10 ft. Surface area: 297 acres.
- Clarity
- 6.5 ft
- Max depth
- 10 ft
- Area
- 297 acres
- Type
- Mesotrophic
- Trend
- → Stable
- Public access
- Yes
Next lake in Door County
Europe Lake is a 297-acre mesotrophic lake in Door County, Wisconsin with a maximum depth of 10 feet. Water quality is graded B based on 1 sampling years through 2025. Water clarity is declining over recent sampling years. The lake supports 4 documented fish species including Panfish, Smallmouth Bass, and Northern Pike. Public access is available with 2 public boat landings. Compared to the 4 other monitored lakes in Door County, Europe Lake ranks #1 for water quality.
Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water, last sampled 2025-04-26. Grade methodology: LakeGrade methodology.
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Swimming Safety
Grade onlyLimited data
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.
Good for swimming, clear water with low algae levels
Water Quality Grade: B (Good)
Murky, only visible to about 6.5 ft. Phosphorus level: 12.2 µg/L. Trophic State Index: 45.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 6.5 ft | Not graded |
| Phosphorus | 12.2 µg/L | Good |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 45 | Mesotrophic |
Moderate nutrients, good water quality
Where to stay near Europe Lake
Compare lakeside cabins, hotels, and vacation rentals near Europe Lake in Door 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.
Top-rated places to stay near Europe Lake
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Blue-Green Algae (Cyanobacteria)
There’s no recent EPA CyAN cyanobacteria estimate for Europe Lake — clouds, ice, or an off-season gap in coverage. The most recent reading was high (376,704 cells/mL) on July 18, 2026.
Blue-green algae can appear and clear within days, so check your state’s current advisory before swimming. EPA CyAN ↗
Lake Details
| Characteristic | Value |
|---|---|
| Maximum Depth | 10 ft |
| Surface Area | 297 acres |
| Public Access | Yes |
Lake Size & Watershed
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS).
Recreation & Access
- Europe LakePublic
- Mariners Park at Gills RockPublic
Fish Species
Click a species to see every graded lake where it is documented.
Fishing Europe 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.
WI DNR Lake Profile
Authoritative data from the Wisconsin DNR LakePages. 1 station on file (most recent sample 2025).
Fish Species (DNR-rated)
DNR Reports & Resources
Wisconsin DNR Fisheries scientists publish multi-year survey reports for Europe Lake covering fish populations, stocking, water quality, and management. 1 report on file.
These links open on the official state DNR websites (Wisconsin DNR survey PDFs · Minnesota DNR LakeFinder).
- 2023Europe Lake comprehensive survey, 2023Comprehensive Survey · WI DNR · 2023 (PDF)
Water Quality Trend: → Stable
Based on 2 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | ↓ Declining | -2.5 m/yr | 2 |
| Phosphorus | ↑ Improving | -1.2 µg/L/yr | 2 |
County Ranking
Ranked #1 of 5 lakes in Door County
Nearby Lakes in Door County
Frequently asked questions about Europe Lake
What is the water quality grade for Europe Lake?
- Europe Lake in Door County, Wisconsin has a water quality grade of B (Good). Water clarity: 6.5 ft visibility. Phosphorus: 12.2 µg/L. Maximum depth: 10 ft. Surface area: 297 acres.
Is Europe Lake safe to swim in?
- Good for swimming, clear water with low algae levels. Europe Lake has a water quality grade of B (Good). Always check local health department advisories before swimming.
How deep is Europe Lake?
- Europe Lake has a maximum depth of 10 feet. The lake covers 297 acres.
What fish are in Europe Lake?
- Fish species found in Europe Lake include Panfish, Smallmouth Bass, Northern Pike, Walleye. Europe Lake is located in Door County, Wisconsin.
Does Europe Lake have blue-green algae?
- There is no recent EPA CyAN cyanobacteria estimate for Europe Lake (clouds, ice, or an off-season gap). The most recent reading was high (376,704 cells/mL). Blue-green algae can appear and clear within days, so check Wisconsin's current advisory before swimming.
Are there boat ramps on Europe Lake?
- Europe Lake has 2 documented boat landings in the USGS National Boat Ramps inventory. Named access points include Europe Lake, Mariners Park at Gills Rock. Public access is listed as yes.
Explore Europe Lake across LakeGrade
Depth, room, public access, and the state wake-sport rules
Fish species and top-graded lakes across Wisconsin
Fish species and best lakes in Door County
Species activity outlook by water temperature and season
Top lakes and where to stay in the Door County area
Where to stay at Wisconsin's top lakes, each with its grade
Moderate nutrients, good water quality
Wisconsin's cleanest and most-polluted lakes, ranked
More Wisconsin Lake Rankings
State Parks Near Europe Lake
Other Grade B Lakes in Wisconsin
Mesotrophic Lakes in Wisconsin
Where this data comes from
14 measurements from 1 monitoring station, 2020–2025. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Wisconsin Department of Natural Resources
WIDNR_WQX14 samples · 2020–2025
Analytical methods
- Phosphorus by Colorimetry
- Total Phosphorus After Block Digestion
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
Lake size & watershed from HydroLAKES (HydroSHEDS)
Fish and recreation data from Wisconsin DNR Lakes
Named boat-access points from the USGS National Boat Ramps inventory