Turtle Lake South Basin; Inland Township
Benzie County, WisconsinLimited DataMesotrophic
Turtle Lake South Basin; Inland Township is a mesotrophic lake in Benzie County, MI. Water quality is graded B based on 1 sampling years through 2023. Compared to the 34 other monitored lakes in Benzie County, Turtle Lake South Basin; Inland Township ranks #25 for water quality.
Source: EPA Water Quality Portal sampling records, local state DNR records, last sampled 2023-09-09. 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 13 ft. Trophic State Index: 40.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 13 ft | B |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 40 | Mesotrophic |
Moderate nutrients, good water quality
Location
County Ranking
Ranked #25 of 35 lakes in Benzie County
Cleaner Lakes Within 30 Miles
Turtle Lake South Basin; Inland Township holds Grade B. 2 nearby lakes hold higher grades.
- AUpper Woodcock Lake; Almira TwpBenzie County · 6.6 mi · Higher grade (B → A)
- ALake Ann Southeast Basin; Almira Township Section 26Benzie County · 7.3 mi · Higher grade (B → A)
Nearby Lakes in Benzie County
More Wisconsin Lake Rankings
Other Grade B Lakes in Wisconsin
Lapeer County · Clarity: 9.5 ft
Livingston County · Clarity: 13 ft
Manistee County · Clarity: 11 ft
Lake County · Clarity: 14 ft
Cass County · Clarity: 10.5 ft
Genesee County · Clarity: 10 ft
Mesotrophic Lakes in Wisconsin
Data Sources
Water quality data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2023-09-09
Monitoring stations: 1