What is the water quality grade for Lotus Lake?

Lotus Lake in Oakland County, Wisconsin received a water quality grade of B (Good). Water clarity: 10.8 ft visibility.

Is Lotus Lake safe to swim in?

Good for swimming, clear water with low algae levels. Lotus Lake has an overall water quality grade of B. Always check local health department advisories before swimming.

What fish are in Lotus Lake?

Fish species found in Lotus Lake include Lake herring. Lotus Lake is located in Oakland County, Wisconsin.

Lotus Lake

Oakland County, WisconsinLimited DataMesotrophic

Lotus Lake is a mesotrophic lake in Oakland County, MI. Water quality is graded B based on 1 sampling years through 2022. The lake supports 1 documented fish species including Lake herring. Compared to the 44 other monitored lakes in Oakland County, Lotus Lake ranks #14 for water quality.

Source: EPA Water Quality Portal sampling records, local state DNR records, last sampled 2022-09-13. Grade methodology: LakeGrade methodology.

Swimming Safety

Good for swimming, clear water with low algae levels

Water Quality Grade: B, Good

Good clarity, visible to about 10.8 ft. Trophic State Index: 43.

Metric	Value	Grade
Water Clarity (Secchi Depth)	10.8 ft	B
Phosphorus	No data
Chlorophyll-a (Algae)	No data
Trophic State Index (TSI)	43	Mesotrophic

Moderate nutrients, good water quality

Fish Species

Lake herring

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

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

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

→ Lotus Lake fishing regulations (limits, seasons, special rules)

Location

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County Ranking

Ranked #14 of 45 lakes in Oakland County

Cleaner Lakes Within 30 Miles

Lotus Lake holds Grade B. 2 nearby lakes hold higher grades.

See full comparison →

Nearby Lakes in Oakland County

Square Lake Central Basin; Bloomfield Township

Maceday Lake Central Basin; Waterford Township Section 7

Oakland County

Cass Lake South Central Basin; W. Bloomfield Township Section 3

Oakland County

Lake Orion East Central Basin; Orion Township Section 11

Oakland County

More Wisconsin Lake Rankings

Cleanest lakes in Wisconsin

Top 25 by overall water quality score

Best swimming lakes in Wisconsin

Grade A/B + low algae filter

Family fishing lakes in Wisconsin

Panfish-rich, public access

All Wisconsin lakes

Full state directory

Other Grade B Lakes in Wisconsin

Middle Lake; Elba Township; Section 13

Lapeer County · Clarity: 9.5 ft

Portage Lake

Livingston County · Clarity: 13 ft

Bear Lake East Basin; Pleasanton Township

Manistee County · Clarity: 11 ft

Bass Lake

Lake County · Clarity: 14 ft

Long Lake

Cass County · Clarity: 10.5 ft

Byram Lake West Central Basin; Fenton Township

Genesee County · Clarity: 10 ft

Mesotrophic Lakes in Wisconsin

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

EPA Impairment Status

Lotus 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 MI040900030103-08 · Official waterbody report · Matched by proximity (0.6 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: 2022-09-13

Monitoring stations: 1