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Elk Lake

Antrim County, WisconsinLimited DataOligotrophic

Elk Lake is a cold, clear oligotrophic lake in Antrim County, MI. Water quality is graded A based on 1 sampling years through 2025. The lake supports 27 documented fish species including Blacknose shiner, Bluegill, and Bluntnose minnow. Compared to the 5 other monitored lakes in Antrim County, Elk Lake ranks #3 for water quality.

Source: EPA Water Quality Portal sampling records, local state DNR records, last sampled 2025-06-10. Grade methodology: LakeGrade methodology.

Swimming Safety

Excellent for swimming, crystal clear water with minimal algae

Water Quality Grade: A, Excellent

No clarity data. Phosphorus level: 10.3 µg/L. Trophic State Index: 38.

MetricValueGrade
Water Clarity (Secchi Depth)No data
Phosphorus10.3 µg/LA
Chlorophyll-a (Algae)No data
Trophic State Index (TSI)38Oligotrophic

Low nutrients, clear water, excellent for swimming

Fish Species

Click a species to see all Wisconsin and Minnesota lakes where it is found.

→ Best fishing times for Elk Lake (14-day solunar calendar)

→ Is it safe to eat fish from Elk Lake? (mercury & PFAS guide)

Elk Lake fishing regulations (limits, seasons, special rules)

Location

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County Ranking

Ranked #3 of 6 lakes in Antrim County

Nearby Lakes in Antrim County

EPA Impairment Status

Elk Lake is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 4A).

Causes of impairment

MercuryPCBs

A Total Maximum Daily Load (TMDL) plan has been approved.

Source: EPA ATTAINS assessment unit MI040601050404-02 · Official waterbody report

Data Sources

Water quality data from the EPA Water Quality Portal

Impairment status from EPA ATTAINS 303(d) database

Grading methodology based on Metropolitan Council standards

Most recent sample: 2025-06-10

Monitoring stations: 1