Taylor Lake Deep
Cook County, MinnesotaView mapDirections
Minnesota PCA publishes the water-quality measurements for Taylor Lake Deep. Here is what has been measured.
- Mesotrophic
- Limited data
Taylor Lake Deep in Cook County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Water clarity: 10.6 ft visibility. Phosphorus: 13 µg/L. Chlorophyll-a (algae): 3.5 µg/L.
Taylor Lake Deep is a mesotrophic lake in Cook County, Minnesota. Water clarity is declining over recent sampling years. Compared to the 43 other monitored lakes in Cook County, Taylor Lake Deep ranks #30 for water quality.
Source: EPA Water Quality Portal sampling records, Minnesota DNR LakeFinder, last sampled 2022-09-20. Methodology: how these readings are compared.
What Taylor Lake Deep is good for
From access and monitoring records, not editorial picks.
- Clear water10.6 ft of visibility
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 Taylor Lake Deep 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 Taylor Lake Deep
These are the measurements Minnesota PCA publishes for Taylor Lake Deep, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Good clarity, visible to about 10.6 ft. Phosphorus 13 µg/L. Chlorophyll-a 3.5 µg/L. TSI 42.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 10.6ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 13µg/L | Good GoodFairPoor |
| Chlorophyll-a (algae) | 3.5µg/L | Good GoodFairPoor |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 42 | Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Moderate nutrients, good water quality
Ask about Taylor Lake Deep
Answers come straight from the public measurements and survey records on this page.
Water Temperature
Taylor Lake Deep typically sits around 52°F at the surface in October. Summer average is about 67°F. Usually warmest in Jul (about 70°F) and coldest in Oct (about 52°F). These are typical values by month — not a live reading.
Column height runs from this lake’s coldest month (52°F) to its warmest (70°F).
Typical surface water temperature by month, from 219 field readings (2010–2022) via the EPA Water Quality Portal. See the full Taylor Lake Deep water temperature breakdown →
Stays via Stay22
Stays near Taylor Lake Deep
Compare lakeside cabins, hotels, and vacation rentals near Taylor Lake Deep in Cook 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.
Top-rated places to stay near Taylor Lake Deep
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Fishing Taylor Lake Deep
Water Quality Trend: Stable
Based on 5 years of monitoring (2020–2025).
Water clarity
Worsening4 years
Phosphorus
Improving-2.78 µg/L/yr4 years
Chlorophyll-a
Stable-0.01 µg/L/yr4 years
Nearby Lakes in Cook County
Frequently asked questions about Taylor Lake Deep
Where is Taylor Lake Deep?
- Taylor Lake Deep 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 Taylor Lake Deep?
- Taylor Lake Deep in Cook County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Water clarity: 10.6 ft visibility. Phosphorus: 13 µg/L. Chlorophyll-a (algae): 3.5 µg/L.
Is Taylor Lake Deep 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 Taylor Lake Deep?
- Taylor Lake Deep typically sits around 52°F at the surface in October, from 219 EPA Water Quality Portal field readings (2010–2022). That is a typical value for the month, not a live reading.
Explore Taylor Lake Deep across LakeQuality
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Where this data comes from
217 measurements from 2 monitoring stations, 2020–2022. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Grand Portage Reservation
GPC5_WQX153 samples · 2022 - 21GPBCH - Grand Portage Beaches (Tribal)
21GPBCH64 samples · 2020
Analytical methods
- Phosphorus by Two Reagent Colorimetry
- 10200 H ~ Chlorophyll a-b-c Determination
- 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.