Quigley Lake
Dakota County, MinnesotaView mapDirections
Minnesota PCA publishes the water-quality measurements for Quigley Lake. Here is what has been measured.
- Eutrophic
- Limited data
Quigley Lake in Dakota County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Water clarity: 2 ft visibility. Phosphorus: 141 µg/L. Chlorophyll-a (algae): 23.5 µg/L.
Quigley Lake is a productive, nutrient-rich eutrophic lake in Dakota County, Minnesota. Overall water quality is declining over recent sampling years. Limited fish-species data available. No public access — the lake is private or restricted. Compared to the 44 other monitored lakes in Dakota County, Quigley Lake ranks #31 for water quality.
Source: EPA Water Quality Portal sampling records, Minnesota DNR LakeFinder, last sampled 2022-09-08. Methodology: how these readings are compared.
Swimming conditions
Readings onlyLimited data
Based on clarity and algae readings from past sampling — there is no live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Quigley Lake is safe to swim in today is a call for the Minnesota Pollution Control Agency and the Minnesota DNR and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Quigley Lake
These are the measurements Minnesota PCA publishes for Quigley Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Very murky, less than 2 ft of visibility. Phosphorus 141 µg/L. Chlorophyll-a 23.5 µg/L. TSI 68.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 2ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 141µg/L | Poor GoodFairPoor |
| Chlorophyll-a (algae) | 23.5µg/L | Poor GoodFairPoor |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 68 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
Ask about Quigley Lake
Answers come straight from the public measurements and survey records on this page.
Water Temperature
Quigley Lake typically sits around 75°F at the surface in August. Summer average is about 77°F. Usually warmest in Jun (about 81°F) and coldest in Jul (about 75°F). These are typical values by month — not a live reading.
Column height runs from this lake’s coldest month (75°F) to its warmest (81°F).
Typical surface water temperature by month, from 11 field readings (2016–2022) via the EPA Water Quality Portal. See the full Quigley Lake water temperature breakdown →
Stays via Stay22
Stays near Quigley Lake
Compare lakeside cabins, hotels, and vacation rentals near Quigley Lake in Dakota County, Minnesota — 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 readings cover nutrients and algae, not lodging. Cabins and rentals around Quigley Lake are listed below.
Top-rated places to stay near Quigley Lake
Prices for Oct 9–11, 4 adults. Change dates on the map below.
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Planning a whole trip? See where to stay at Minnesota’s top lakes →
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Fishing Quigley Lake
Water Quality Trend: Worsening
Based on 6 years of monitoring (2020–2025).
Water clarity
Worsening6 years
Phosphorus
Worsening+1.29 µg/L/yr6 years
Chlorophyll-a
Worsening+0.34 µg/L/yr6 years
Nearby Lakes in Dakota County
Frequently asked questions about Quigley Lake
Where is Quigley Lake?
- Quigley Lake is a lake in Dakota County, Minnesota. Its water-quality measurements are published by Minnesota PCA and shown on this page as reported.
What is the water quality of Quigley Lake?
- Quigley Lake in Dakota County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Water clarity: 2 ft visibility. Phosphorus: 141 µg/L. Chlorophyll-a (algae): 23.5 µg/L.
Is Quigley Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
What is the water temperature of Quigley Lake?
- Quigley Lake typically sits around 75°F at the surface in August, from 11 EPA Water Quality Portal field readings (2016–2022). That is a typical value for the month, not a live reading.
Can I fish at Quigley Lake?
- Public access to Quigley Lake is listed as no on the lake record, so confirm before you make the trip. Seasons, size and bag limits, and whether you need a license are set by Minnesota's fish and wildlife agency, so check its current regulations before you go.
Explore Quigley Lake across LakeQuality
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Where this data comes from
26 measurements from 1 monitoring station, 2022. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Minnesota Pollution Control Agency - Ambient Surface Water
MNPCA26 samples · 2022
Analytical methods
- Field measurement/observation, generic method
- Phosphorus by Two Reagent Colorimetry
- 10200 H ~ Chlorophyll a-b-c Determination
- Turbidity, Nephelometric Method
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.