Templene Lake Central Basin; Sherman Township
Templene Lake Central Basin; Sherman Township in St. Joseph County, Michigan has a water quality grade of A (Excellent). Water clarity: 6 ft visibility. Phosphorus: 18 µg/L. Chlorophyll-a (algae): 5.2 µg/L. Surface area: 868.9 acres.
- Clarity
- 6 ft
- Area
- 869 acres
- Type
- Mesotrophic
- Trend
- ↑ Improving
- Public access
- Yes
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Templene Lake Central Basin; Sherman Township is a 869-acre mesotrophic lake in St. Joseph County, Michigan. Water quality is graded A based on 1 sampling years through 2023. Overall water quality is improving over recent sampling years. Limited fish-species data available. Public access is available with 2 public boat landings. Compared to the 7 other monitored lakes in St. Joseph County, Templene Lake Central Basin; Sherman Township ranks #4 for water quality.
Source: EPA Water Quality Portal sampling records, EGLE, last sampled 2023-09-24. Grade methodology: LakeQuality methodology.
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Swimming Safety
Grade onlyLow algae
Based on clarity and algae grades from past sampling — we do not hold live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.
Excellent for swimming, crystal clear water with minimal algae
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Water Quality Grade: A (Excellent)
Murky, only visible to about 6 ft. Phosphorus level: 18 µg/L. Chlorophyll-a: 5.2 µg/L. Trophic State Index: 48.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 6 ft | Not graded |
| Phosphorus | 18 µg/L | Not graded |
| Chlorophyll-a (Algae) | 5.2 µg/L | Good |
| Trophic State Index (TSI) | 48 | Mesotrophic |
Moderate nutrients, good water quality
Where to stay near Templene Lake Central Basin; Sherman Township
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Lake Details
| Characteristic | Value |
|---|---|
| Surface Area | 869 acres |
| Public Access | Yes |
No bathymetric survey has been published for Templene Lake Central Basin; Sherman Township, so its depth is not documented here.
Recreation & Access
- Fish LakePublic
- Perrin LakePublic
- Lake TemplenePublic
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
Fishing Templene Lake Central Basin; Sherman Township
Water Quality Trend: ↑ Improving
Based on 2 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | ↑ Improving | +1.36 m/yr | 2 |
| Phosphorus | ↑ Improving | -6 µg/L/yr | 2 |
| Chlorophyll-a | ↓ Declining | +5.9 µg/L/yr | 2 |
Regulated Pollution Sources Nearby
1 EPA-permitted facility operate within about 5 miles of Templene Lake Central Basin; Sherman Township under Clean Water Act (NPDES) discharge permits. 1 facility has a reported Clean Water Act violation in the past three years.
- Marvin Mountain Poultry-CafoCentreville · 3.2 mi away · NPDES MI0059997Recent violation
Facilities permitted to discharge under the Clean Water Act within ~5 miles; proximity does not by itself mean a facility affects this lake. Source: EPA ECHO (ICIS-NPDES), as of 2026-07.
County Ranking
Ranked #4 of 8 lakes in St. Joseph County
Nearby Lakes in St. Joseph County
Frequently asked questions about Templene Lake Central Basin; Sherman Township
Where is Templene Lake Central Basin; Sherman Township?
- Templene Lake Central Basin; Sherman Township is a lake in St. Joseph County, Michigan. LakeQuality grades it A for nutrients and algae. The letter is not a swimming clearance.
What is the water quality grade for Templene Lake Central Basin; Sherman Township?
- Templene Lake Central Basin; Sherman Township in St. Joseph County, Michigan has a water quality grade of A (Excellent). Water clarity: 6 ft visibility. Phosphorus: 18 µg/L. Chlorophyll-a (algae): 5.2 µg/L. Surface area: 868.9 acres.
Is Templene Lake Central Basin; Sherman Township safe to swim in?
- Excellent for swimming, crystal clear water with minimal algae. Templene Lake Central Basin; Sherman Township has a water quality grade of A (Excellent). Algae concentration (chlorophyll-a) is 5.2 µg/L. Always check local health department advisories before swimming.
Are there boat ramps on Templene Lake Central Basin; Sherman Township?
- Templene Lake Central Basin; Sherman Township has 2 documented boat landings in the USGS National Boat Ramps inventory. Named access points include Fish Lake, Perrin Lake, Lake Templene. Public access is listed as yes.
Explore Templene Lake Central Basin; Sherman Township across LakeQuality
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Other Grade A Lakes in Michigan
Kalamazoo County · 8 ft
Kalamazoo County · 9.5 ft
Van Buren County · 14 ft
Branch County · 10 ft
Cass County · 12.3 ft
Barry County · 13 ft
Mesotrophic Lakes in Michigan
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Where this data comes from
48 measurements from 1 monitoring station, 2022–2023. Retrieved from the EPA Water Quality Portal on 2026-08-26.
Collected and reported by
- Michigan EGLE - MiCorps
21MICH_MICORPS48 samples · 2022–2023
Analytical methods
- Phosphorus by Colorimetry
- 445.0 ~ EPA; Chlorophyll and Pheophytin in Algae by Fluorescence
Monitoring station identifiers (1)
Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See how grades are calculated and data sources.
Other records on this page
Regulated discharger data from EPA ECHO (ICIS-NPDES)
Named boat-access points from the USGS National Boat Ramps inventory