Back Bay Waiskey River Lake
Chippewa County, WisconsinEutrophic
Back Bay Waiskey River Lake is a productive, nutrient-rich eutrophic lake in Chippewa County, MI. Water quality is graded C based on 3 sampling years through 2022. Compared to the 17 other monitored lakes in Chippewa County, Back Bay Waiskey River Lake ranks #15 for water quality.
Source: EPA Water Quality Portal sampling records, local state DNR records, last sampled 2022-10-03. Grade methodology: LakeGrade methodology.
Swimming Safety
Generally safe for swimming, moderate water quality
Water Quality Grade: C, Fair
Very murky, less than 2.9 ft of visibility. Phosphorus level: 25 µg/L. Chlorophyll-a: 14.5 µg/L. Trophic State Index: 56.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 2.9 ft | F |
| Phosphorus | 25 µg/L | B |
| Chlorophyll-a (Algae) | 14.5 µg/L | C |
| Trophic State Index (TSI) | 56 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Location
County Ranking
Ranked #15 of 18 lakes in Chippewa County
Cleaner Lakes Within 30 Miles
Back Bay Waiskey River Lake holds Grade C. 5 nearby lakes hold higher grades.
- ASaint Mary'S River Offshore LakeChippewa County · 2.9 mi · Two grade letters higher (C → A)
- ASaint Mary'S River Shore LakeChippewa County · 2.8 mi · Two grade letters higher (C → A)
- BBack Bay Deep LakeChippewa County · 0.9 mi · Higher grade (C → B)
- BWharf 1 LakeChippewa County · 1.4 mi · Higher grade (C → B)
- CBack Bay LakeChippewa County · 1.9 mi · Higher overall water quality score
Nearby Lakes in Chippewa County
More Wisconsin Lake Rankings
Other Grade C Lakes in Wisconsin
Cass County · Clarity: 7 ft
Leelanau County · Clarity: 9.5 ft
Iosco County · Clarity: 5.5 ft
Muskegon County · Clarity: 6.8 ft
Gladwin County · Clarity: 9 ft
Montmorency County · Clarity: 9 ft
Eutrophic Lakes in Wisconsin
Data Sources
Water quality data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2022-10-03
Monitoring stations: 1