Schantzen Lake
Schantzen Lake in Clearwater County, Minnesota has a water quality grade of A (Excellent). Water clarity: 16.1 ft visibility. Phosphorus: 9.5 µg/L. Chlorophyll-a (algae): 1.6 µg/L.
- Clarity
- 16.1 ft
- Type
- Oligotrophic
Next lake in Clearwater County
Schantzen Lake is a cold, clear oligotrophic lake in Clearwater County, Minnesota. Water quality is graded A based on 2 sampling years through 2023. Compared to the 36 other monitored lakes in Clearwater County, Schantzen Lake ranks #19 for water quality.
Source: EPA Water Quality Portal sampling records, Minnesota DNR LakeFinder, last sampled 2023-09-21. 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.
Excellent for swimming, crystal clear water with minimal algae
Water Quality Grade: A (Excellent)
Crystal clear, you can see 16.1 ft down. Phosphorus level: 9.5 µg/L. Chlorophyll-a: 1.6 µg/L. Trophic State Index: 36.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 16.1 ft | Not graded |
| Phosphorus | 9.5 µg/L | Good |
| Chlorophyll-a (Algae) | 1.6 µg/L | Good |
| Trophic State Index (TSI) | 36 | Oligotrophic |
Low nutrients, clear water, excellent for swimming
Where to stay near Schantzen Lake
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Fishing Schantzen Lake
County Ranking
Ranked #19 of 37 lakes in Clearwater County
Nearby Lakes in Clearwater County
Frequently asked questions about Schantzen Lake
What is the water quality grade for Schantzen Lake?
- Schantzen Lake in Clearwater County, Minnesota has a water quality grade of A (Excellent). Water clarity: 16.1 ft visibility. Phosphorus: 9.5 µg/L. Chlorophyll-a (algae): 1.6 µg/L.
Is Schantzen Lake safe to swim in?
- Excellent for swimming, crystal clear water with minimal algae. Schantzen Lake has a water quality grade of A (Excellent). Algae concentration (chlorophyll-a) is 1.6 µg/L. Always check local health department advisories before swimming.
Explore Schantzen Lake across LakeGrade
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Where this data comes from
26 measurements from 2 monitoring stations, 2023. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Minnesota Chippewa Tribe, Minnesota (White Earth Band) (Tribal)
WEARTH_WQX26 samples · 2023
Analytical methods
- Field measurement/observation, generic method
- Phosphorus by Two Reagent Colorimetry
- 10200 H ~ Chlorophyll a-b-c Determination
- Turbidity by Nephelometry
Monitoring station identifiers (2)
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.