Cuffs Lake Landing
Cook County, MinnesotaView mapDirections
Minnesota PCA publishes the water-quality measurements for Cuffs Lake Landing. Here is what has been measured.
- Limited data
Cuffs Lake Landing in Cook County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Water clarity: 4.9 ft visibility.
Cuffs Lake Landing is a lake in Cook County, Minnesota. Overall water quality is declining over recent sampling years.
Source: EPA Water Quality Portal sampling records, Minnesota DNR LakeFinder, last sampled 2024-09-09. Methodology: how these readings are compared.
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Cuffs Lake Landing 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 Cuffs Lake Landing
These are the measurements Minnesota PCA publishes for Cuffs Lake Landing, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Murky, only visible to about 4.9 ft. TSI 54.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 4.9ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | No reading The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. | |
| Chlorophyll-a (algae) | No reading The green pigment in algae — a direct measure of how much algae is in the water. | |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 54 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
Ask about Cuffs Lake Landing
Answers come straight from the public measurements and survey records on this page.
Water Temperature
Cuffs Lake Landing typically sits around 64°F at the surface in September. Summer average is about 74°F. Usually warmest in Jul (about 74°F) and coldest in May (about 62°F). These are typical values by month — not a live reading.
Column height runs from this lake’s coldest month (62°F) to its warmest (74°F).
Typical surface water temperature by month, from 26 field readings (2010–2024) via the EPA Water Quality Portal. See the full Cuffs Lake Landing water temperature breakdown →
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Stays near Cuffs Lake Landing
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Fishing Cuffs Lake Landing
Water Quality Trend: Worsening
Based on 5 years of monitoring (2020–2025).
Water clarity
Worsening3 years
Phosphorus
Improving-8.73 µg/L/yr5 years
Chlorophyll-a
Worsening+4.56 µg/L/yr4 years
Nearby Lakes in Cook County
Frequently asked questions about Cuffs Lake Landing
Where is Cuffs Lake Landing?
- Cuffs Lake Landing is a lake in Cook County, Minnesota. Its water-quality measurements are published by Minnesota PCA and shown on this page as reported.
What is the water quality of Cuffs Lake Landing?
- Cuffs Lake Landing in Cook County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Water clarity: 4.9 ft visibility.
Is Cuffs Lake Landing 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 Cuffs Lake Landing?
- Cuffs Lake Landing typically sits around 64°F at the surface in September, from 26 EPA Water Quality Portal field readings (2010–2024). That is a typical value for the month, not a live reading.
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Where this data comes from
13 measurements from 2 monitoring stations, 2020–2024. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Grand Portage Reservation
GPC5_WQX8 samples · 2022–2024 - 21GPBCH - Grand Portage Beaches (Tribal)
21GPBCH5 samples · 2020
Analytical methods
- Turbidity by Nephelometry
Monitoring station identifiers (2)
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.