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LakeQuality

Pike Lake in St. Louis County, Minnesota has limited nutrient and algae sampling on record. A water-quality reading is not a swimming clearance. The state water agency and county health departments post current advisories; check them before you swim.. Water clarity: 18 ft visibility. Always check local health department advisories before swimming.

Key Metrics

MetricValue
Water Clarity (Secchi Depth)18 ft
Maximum Depth60 ft
LocationSt. Louis County, Minnesota

How does Pike Lake compare?

Pike Lake is not rated for water quality — it does not have enough recent summer sampling for a readings, so it is not compared with the Minnesota state average.

Water clarity (Secchi depth) sits at 18 feet. That counts as exceptional clarity — sunlight penetrates deep, supporting submerged plants and limiting algae.