C

Oneida Lake

Livingston County, WisconsinLimited DataMesotrophic

Oneida Lake is a mesotrophic lake in Livingston County, MI. Water quality is graded C based on 1 sampling years through 2022. Compared to the 19 other monitored lakes in Livingston County, Oneida Lake ranks #15 for water quality.

Source: EPA Water Quality Portal sampling records, local state DNR records, last sampled 2022-09-16. Grade methodology: LakeGrade methodology.

Swimming Safety

Generally safe for swimming, moderate water quality

Water Quality Grade: C, Fair

Moderate clarity, visible to about 8 ft. Trophic State Index: 47.

Metric	Value	Grade
Water Clarity (Secchi Depth)	8 ft	C
Phosphorus	No data
Chlorophyll-a (Algae)	No data
Trophic State Index (TSI)	47	Mesotrophic

Moderate nutrients, good water quality

Location

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County Ranking

Ranked #15 of 20 lakes in Livingston County

Cleaner Lakes Within 30 Miles

Oneida Lake holds Grade C. 3 nearby lakes hold higher grades.

See full comparison →

Nearby Lakes in Livingston County

Cordley Lake Central Basin; Hamburg Township

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Ore Lake West Basin; Hamburg Township

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Clark Lake Central Basin; Brighton Township

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Oneida Lake East Central Basin

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More Wisconsin Lake Rankings

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Top 25 by overall water quality score

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Grade A/B + low algae filter

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Panfish-rich, public access

All Wisconsin lakes

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Other Grade C Lakes in Wisconsin

Shavehead Lake East Basin; Porter Township

Cass County · Clarity: 7 ft

Leelanau County · Clarity: 9.5 ft

Van Etten Lake North Central Basin; Oscoda Township

Iosco County · Clarity: 5.5 ft

Muskegon County · Clarity: 6.8 ft

Little Lake Twenty

Gladwin County · Clarity: 9 ft

Montmorency County · Clarity: 9 ft

Mesotrophic Lakes in Wisconsin

Middle Lake; Elba Township; Section 13 Shavehead Lake East Basin; Porter Township Chippewa Lake Northeast Basin; Chippewa Township Bear Lake East Basin; Pleasanton Township

EPA Impairment Status

Oneida Lake is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 5).

Causes of impairment

Pathogens (E. coli, fecal)

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

Source: EPA ATTAINS assessment unit MI040900050307-09 · Official waterbody report · Matched by proximity (1.94 km)

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: 2022-09-16

Monitoring stations: 1