What is the water clarity of Elm Island Lake?

Elm Island Lake has a Secchi depth (water clarity) of 4 feet. That is moderate clarity, typical of lakes with some nutrient enrichment.

Does Elm Island Lake have an algae problem?

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

How Clean Is Elm Island Lake?

Q: Is Elm Island Lake polluted?

Elm Island 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.

Elm Island 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): 4 ft. Trophic State Index: 57.

Cleanliness Snapshot

Metric	Elm Island Lake	Minnesota avg
Water Clarity (Secchi)	4 ft	—
Trophic State Index	57	<50 = clean

How does Elm Island Lake compare?

Elm Island Lake has too little recent summer sampling to compare, so it is not compared with the Minnesota state average. Multi-year monitoring data shows water quality is declining based on 5 years of records.

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