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LakeQuality

Danbury Flowage Lake

NR
Not yet rated
6.2 ft clear · Eutrophic · 242 acres
Limited DataEutrophic

Danbury Flowage Lake in Burnett County, Wisconsin is not rated for water quality — its monitoring record does not meet the evidence bar. Water clarity: 6.2 ft visibility. Maximum depth: 10 ft. Surface area: 242 acres.

Wisconsin DNR lists Musky as common on Danbury Flowage Lake. DNR survey details →

Clarity
6.2 ft
Max depth
10 ft
Area
242 acres
Public access
Yes

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Why Danbury Flowage Lake has no grade

We grade a lake only when the monitoring record supports a letter: at least three phosphorus or chlorophyll-a samples in the last ten years, scored against EPA National Lakes Assessment thresholds for this lake’s ecoregion. For Danbury Flowage Lake, no nutrient or algae measurement meets the evidence bar (at least 3 samples within 10 years). Sampling here has recorded water clarity, but not phosphorus and algae (chlorophyll-a).

Not Rated is not an F. It is EPA Integrated Reporting Category 3 — insufficient information. The water here may be excellent or poor; nobody has measured enough of it to say. Everything below that has been measured is still reported on this page.

Sampling is run by WI DNR and volunteer programs, and published through the EPA Water Quality Portal. Read the full grading methodology.

Danbury Flowage Lake is a 242-acre lake in Burnett County, Wisconsin with a maximum depth of 10 feet. The lake supports 8 documented fish species including Musky, Panfish, and Largemouth Bass. Public access is available with 1 public boat landing.

Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water, last sampled 2020-08-10. Grade methodology: LakeQuality methodology.

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Swimming Safety

Not rated

Limited data

Not rated for swimming — there is not enough monitoring data to judge this lake

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Water quality measurements for Danbury Flowage Lake

These readings exist but are not enough for an A–F grade — see why.

Murky, only visible to about 6.2 ft. Trophic State Index: 51.

MetricValueGrade
Water Clarity (Secchi Depth)6.2 ftNot graded
PhosphorusNo recent samples
Chlorophyll-a (Algae)No recent samples
Trophic State Index (TSI)51Eutrophic

High nutrients, frequent algae, reduced clarity

Where to stay near Danbury Flowage Lake

Compare lakeside cabins, hotels, and vacation rentals near Danbury Flowage Lake in Burnett 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.

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Planning a whole trip? See where to stay at Wisconsin’s top lakes →

DNR fisheries survey

Wisconsin DNR lists Musky as common on Danbury Flowage Lake.

A DNR fisheries survey reports fish abundance and catch rates, not a water-quality grade. LakeQuality does not assign an A–F grade on Danbury Flowage Lake — official chemistry is on file, not a letter. 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 2020).

Fish Species (DNR-rated)

Musky(Common)Panfish(Common)Largemouth Bass(Common)Northern Pike(Common)Walleye(Common)Smallmouth Bass(Present)Sturgeon(Present)Catfish(Present)

Lake Details

CharacteristicValue
Maximum Depth10 ft
Surface Area242 acres
Public AccessYes

Recreation & Access

1
Boat Landings
Yes
Public Access
  • Ray & Evelyn Pardun MemorialPublic

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 Danbury Flowage 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.

Chinese Mystery SnailCurly-Leaf PondweedRusty Crayfish

Reservoir Info (USACE NID)

Danbury Flowage Lake is a man-made reservoir impounded by the Danbury (completed 1928), built primarily for hydroelectric on the Yellow River; gravity-type dam, 35 ft tall and 388 ft long.

Surface area
2,800 ac
Normal storage
5,040 ac-ft
Max storage
5,040 ac-ft
Drainage area
240 sq mi
Hazard class
Low
Owner
N.W. Wisconsin Elec. Co.

All listed purposes: Hydroelectric;Fish and Wildlife Pond;Recreation.

Source: USACE National Inventory of Dams, NID ID WI00003 · Operator website

Graded lakes near Danbury Flowage Lake

Danbury Flowage Lake has no grade, but these lakes within a short drive do.

Nearby Lakes in Burnett County

Frequently asked questions about Danbury Flowage Lake

Where is Danbury Flowage Lake?

Danbury Flowage Lake is a lake in Burnett County, Wisconsin. LakeQuality has not rated this lake (UNRATED) — there is not enough recent sampling to assign a letter.

What is the water quality grade for Danbury Flowage Lake?

Danbury Flowage Lake in Burnett County, Wisconsin is not rated for water quality — its monitoring record does not meet the evidence bar. Water clarity: 6.2 ft visibility. Maximum depth: 10 ft. Surface area: 242 acres.

Is Danbury Flowage Lake safe to swim in?

Not rated for swimming — there is not enough monitoring data to judge this lake. Danbury Flowage Lake is not rated for water quality — its monitoring record does not meet the evidence bar. Always check local health department advisories before swimming.

How deep is Danbury Flowage Lake?

Danbury Flowage Lake has a maximum depth of 10 feet. The lake covers 242 acres.

What fish are in Danbury Flowage Lake?

Fish species found in Danbury Flowage Lake include Musky, Panfish, Largemouth Bass, Smallmouth Bass, Northern Pike, Walleye, Sturgeon, Catfish. Danbury Flowage Lake is located in Burnett County, Wisconsin.

What did the DNR fisheries survey find at Danbury Flowage Lake?

Wisconsin DNR lists Musky as common on Danbury Flowage Lake. A DNR fisheries survey reports fish abundance and catch rates, not a water-quality grade. LakeQuality does not assign an A–F grade on Danbury Flowage Lake — official chemistry is on file, not a letter. Catch rate is not a swim clearance and is not a weekly bite report.

Are there boat ramps on Danbury Flowage Lake?

Danbury Flowage Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Ray & Evelyn Pardun Memorial. Public access is listed as yes.

Where this data comes from

3 measurements from 1 monitoring station, 2020. Retrieved from the EPA Water Quality Portal on 2026-08-02.

Collected and reported by

  • Wisconsin Department of Natural ResourcesWIDNR_WQX3 samples · 2020
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

Fish and recreation data from Wisconsin DNR Lakes

Named boat-access points from the USGS National Boat Ramps inventory