Cranberry Lake
Oakland County, WisconsinLimited DataMesotrophic
Cranberry Lake is a mesotrophic lake in Oakland County, MI. Water quality is graded C based on 1 sampling years through 2022. The lake supports 14 documented fish species including Black bullhead, Black crappie, and Blackchin shiner. Compared to the 44 other monitored lakes in Oakland County, Cranberry Lake ranks #35 for water quality.
Source: EPA Water Quality Portal sampling records, local state DNR records, last sampled 2022-09-10. Grade methodology: LakeGrade methodology.
Swimming Safety
Generally safe for swimming, moderate water quality
Water Quality Grade: C, Fair
Moderate clarity, visible to about 7.3 ft. Trophic State Index: 49.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 7.3 ft | C |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 49 | Mesotrophic |
Moderate nutrients, good water quality
Fish Species
Click a species to see all Wisconsin and Minnesota lakes where it is found.
→ Best fishing times for Cranberry Lake (14-day solunar calendar)
→ Is it safe to eat fish from Cranberry Lake? (mercury & PFAS guide)
→ Cranberry Lake fishing regulations (limits, seasons, special rules)
Location
County Ranking
Ranked #35 of 45 lakes in Oakland County
Cleaner Lakes Within 30 Miles
Cranberry Lake holds Grade C. One nearby lake has a higher grade.
See full comparison →Nearby Lakes in Oakland 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
Mesotrophic Lakes in Wisconsin
EPA Impairment Status
Cranberry Lake is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 5).
Causes of impairment
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit MI040900030101-05 · Official waterbody report · Matched by proximity (2.9 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: 2022-09-10
Monitoring stations: 1