Lake Noquebay
Lake Noquebay in Marinette County, Wisconsin has a water quality grade of B (Good). Water clarity: 7.3 ft visibility. Phosphorus: 19.4 µg/L. Maximum depth: 51 ft. Surface area: 2398 acres.
- Clarity
- 7.3 ft
- Max depth
- 51 ft
- Area
- 2,398 acres
- Type
- Mesotrophic
- Trend
- ↑ Improving
- Public access
- Yes
Next lake in Marinette County
Lake Noquebay is a 2,398-acre mesotrophic lake in Marinette County, Wisconsin with a maximum depth of 51 feet. Water quality is graded B based on 1 sampling years through 2023. Overall water quality is improving over recent sampling years. The lake supports 6 documented fish species including Panfish, Largemouth Bass, and Smallmouth Bass. Public access is available with 4 public boat landings. Compared to the 9 other monitored lakes in Marinette County, Lake Noquebay ranks #2 for water quality.
Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water, last sampled 2023-06-18. 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)
Moderate clarity, visible to about 7.3 ft. Phosphorus level: 19.4 µg/L. Trophic State Index: 48.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 7.3 ft | Not graded |
| Phosphorus | 19.4 µg/L | Good |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 48 | Mesotrophic |
Moderate nutrients, good water quality
Where to stay near Lake Noquebay
Compare lakeside cabins, hotels, and vacation rentals near Lake Noquebay in Marinette 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 Lake Noquebay
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Planning a trip? Cabins and lodging at Lake Noquebay → · more Wisconsin lake trips
Blue-Green Algae (Cyanobacteria)
There’s no recent EPA CyAN cyanobacteria estimate for Lake Noquebay — clouds, ice, or an off-season gap in coverage. The most recent reading was low (10,965 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 | 51 ft |
| Surface Area | 2,398 acres |
| Public Access | Yes |
Lake Size & Watershed
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS).
Recreation & Access
- Pines RoadPublic
- Boat Landing RoadPublic
- Lake Noquebay ParkPublic
- Boat Launch RoadPublic
Fish Species
Click a species to see every graded lake where it is documented.
Fishing Lake Noquebay
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. 4 stations on file (most recent sample 2023).
Fish Species (DNR-rated)
DNR Reports & Resources
Wisconsin DNR Fisheries scientists publish multi-year survey reports for Lake Noquebay 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).
- 2014Lake Noquebay comprehensive fishery survey 2014Comprehensive Survey · WI DNR · 2014 (PDF)
Water Quality Trend: ↑ Improving
Based on 4 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | ↑ Improving | +0.325 m/yr | 4 |
Reservoir Info (USACE NID)
Lake Noquebay is a man-made reservoir impounded by the Lake Noquebay (completed 1929), built primarily for recreation on the LAKE NOCQUEBAY OUTLET; gravity-type dam, 7 ft tall and 100 ft long.
- Surface area
- 2,409 ac
- Normal storage
- 9,500 ac-ft
- Max storage
- 17,000 ac-ft
- Drainage area
- 118 sq mi
- Hazard class
- Low
- Owner
- Marinette County
Source: USACE National Inventory of Dams, NID ID WI01044 · Operator website
County Ranking
Ranked #2 of 10 lakes in Marinette County
Nearby Lakes in Marinette County
Frequently asked questions about Lake Noquebay
What is the water quality grade for Lake Noquebay?
- Lake Noquebay in Marinette County, Wisconsin has a water quality grade of B (Good). Water clarity: 7.3 ft visibility. Phosphorus: 19.4 µg/L. Maximum depth: 51 ft. Surface area: 2398 acres.
Is Lake Noquebay safe to swim in?
- Good for swimming, clear water with low algae levels. Lake Noquebay has a water quality grade of B (Good). Always check local health department advisories before swimming.
How deep is Lake Noquebay?
- Lake Noquebay has a maximum depth of 51 feet. The lake covers 2398 acres.
What fish are in Lake Noquebay?
- Fish species found in Lake Noquebay include Panfish, Largemouth Bass, Smallmouth Bass, Northern Pike, Trout, Walleye. Lake Noquebay is located in Marinette County, Wisconsin.
Does Lake Noquebay have blue-green algae?
- There is no recent EPA CyAN cyanobacteria estimate for Lake Noquebay (clouds, ice, or an off-season gap). The most recent reading was low (10,965 cells/mL). Blue-green algae can appear and clear within days, so check Wisconsin's current advisory before swimming.
Are there boat ramps on Lake Noquebay?
- Lake Noquebay has 4 documented boat landings in the USGS National Boat Ramps inventory. Named access points include Pines Road, Boat Landing Road, Lake Noquebay Park, Boat Launch Road. Public access is listed as yes.
Explore Lake Noquebay 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 Marinette County
Species activity outlook by water temperature and season
Where to stay at Wisconsin's top lakes, each with its grade
Moderate nutrients, good water quality
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State Parks Near Lake Noquebay
Other Grade B Lakes in Wisconsin
Mesotrophic Lakes in Wisconsin
Where this data comes from
47 measurements from 1 monitoring station, 2020–2023. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Wisconsin Department of Natural Resources
WIDNR_WQX47 samples · 2020–2023
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
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