What is the water clarity of Smith Lake?

Smith Lake has a Secchi depth (water clarity) of 12.1 feet. That is exceptional clarity — sunlight penetrates deep and algae remain limited.

Does Smith Lake have an algae problem?

Chlorophyll-a (algae) data is not available for Smith Lake. Phosphorus and Secchi readings can still indicate bloom risk indirectly.

Is Smith Lake polluted?

Smith Lake does not show severe pollution. It has limited nutrient and algae sampling on record, and nutrient and algae levels are within or below typical regional ranges.

How Clean Is Smith Lake?

Smith Lake does not have enough monitoring data to describe. It does not have enough recent summer sampling for a nutrient or algae figure. That means the measurements are missing, not that the water is poor. Everything the monitoring record does contain is below. Water clarity (Secchi depth): 12.1 ft. Trophic State Index: 41.

Cleanliness Snapshot

Metric	Smith Lake	Minnesota avg
Water Clarity (Secchi)	12.1 ft	—
Trophic State Index	41	<50 = clean

How does Smith Lake compare?

Smith Lake has too little recent summer sampling to compare, so it is not compared with the Minnesota state average.

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More on Smith Lake

Is Smith Lake safe for swimming? →What fish are in Smith Lake? →When Does the Ice Go Out on Smith Lake? Typical Ice-Out Apr 15 →Full water quality report →Crow Wing County lakes →Cleanest lakes in Crow Wing County →Cleanest lakes in Minnesota →