Stone Lake Central Basin; Jefferson Township is a cold, clear oligotrophic lake in Cass County, Michigan. Water quality is graded A based on 1 sampling years through 2023. The lake supports 2 documented fish species including Bluegill and Redear sunfish. Public access is available with 3 public boat landings. Compared to the 22 other monitored lakes in Cass County, Stone Lake Central Basin; Jefferson Township ranks #1 for water quality.
Source: EPA Water Quality Portal sampling records, Michigan DNR, last sampled 2023-09-01. Grade methodology: LakeGrade methodology.
Watch Stone Lake Central Basin; Jefferson Township water quality
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Swimming Safety
Excellent for swimming, crystal clear water with minimal algae
Water Quality Grade: A, Excellent
Crystal clear, you can see 16 ft down. Trophic State Index: 37.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 16 ft | A |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 37 | Oligotrophic |
Low nutrients, clear water, excellent for swimming
Where to stay near Stone Lake Central Basin; Jefferson Township
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Fish Species
Click a species to see every graded lake where it is documented.
Fishing Stone Lake Central Basin; Jefferson Township
- → Stone Lake Central Basin; Jefferson Township fishing forecast & best times (species outlook + 14-day solunar calendar)
- → Stone Lake Central Basin; Jefferson Township fishing regulations (limits, seasons, special rules)
- → Is it safe to eat fish from Stone Lake Central Basin; Jefferson Township? (mercury & PFAS guide)
Recreation & Access
Location & Depth Map
Free interactive depth-contour map of Stone Lake Central Basin; Jefferson Township, reaching a maximum surveyed depth of 50 ft. Toggle Depth contours to overlay the bathymetric survey lines. Contour data from Michigan DNR.
County Ranking
Ranked #1 of 23 lakes in Cass County
Nearby Lakes in Cass County
Explore Stone Lake Central Basin; Jefferson Township across LakeGrade
Fish species and top-graded lakes across Michigan
Fish species and best lakes in Cass County
Species activity outlook by water temperature and season
Where to stay at Michigan's top lakes, each with its grade
Low nutrients, clear water, excellent for swimming
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More Michigan Lake Rankings
Other Grade A Lakes in Michigan
Van Buren County · Clarity: 13 ft
Van Buren County · Clarity: 15 ft
Van Buren County · Clarity: 17 ft
St. Joseph County · Clarity: 16 ft
St. Joseph County · Clarity: 16 ft
St. Joseph County · Clarity: 10.5 ft
Oligotrophic Lakes in Michigan
More records, surveys & data sources
Lake Size & Watershed
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS). Mean depth is a modeled estimate.
Data Sources
Water quality data from the EPA Water Quality Portal
Lake size & watershed from HydroLAKES (HydroSHEDS)
Grading methodology based on Metropolitan Council standards
Public boat-access points from the USGS National Boat Ramps inventory
Most recent sample: 2023-09-01
Monitoring stations: 1