Lake Sapphire
Missaukee County, Michigan246 acresView mapDirections
EGLE publishes the water-quality measurements for Lake Sapphire. Here is what has been measured.
- Public access
- Limited data
Lake Sapphire in Missaukee County, Michigan has water-quality measurements published by EGLE, shown here as reported. Water clarity: 26.2 ft visibility. Surface area: 246.2 acres.
Free interactive depth-contour map of Lake Sapphire, reaching a maximum surveyed depth of 8 ft. Toggle Depth contours to overlay the bathymetric survey lines. Contour data from Michigan DNR.
Lake Sapphire is a 246-acre lake in Missaukee County, Michigan. Limited fish-species data available. Public access is available with 1 public boat landing.
Source: EPA Water Quality Portal sampling records, EGLE, last sampled 2024-08-14. Methodology: how these readings are compared.
Lake Sapphire covers about 250 acres in Missaukee County. It has one public boat landing. If you are planning to stay, you can search lake houses and cabins around Lake Sapphire on Vrbo, or look for a hotel room near the lake on Booking.com or Expedia.
What Lake Sapphire is good for
From access and monitoring records, not editorial picks.
- Clear water26.2 ft of visibility
- Boat launch1 documented ramp
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Lake Sapphire is safe to swim in today is a call for the Michigan Department of Environment, Great Lakes, and Energy (EGLE) and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Lake Sapphire
These are the measurements EGLE publishes for Lake Sapphire, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Crystal clear, you can see 26.2 ft down. TSI 30.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 26.2ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | No reading The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. | |
| Chlorophyll-a (algae) | No reading The green pigment in algae — a direct measure of how much algae is in the water. | |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 30 | Oligotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Low nutrients, clear water. No reading is a swimming clearance.
Ask about Lake Sapphire
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
246 acres
Public access
Yes
Listed by EGLE
The available depth estimate for Lake Sapphire is shallower than its measured water clarity, which cannot be right, so no depth is shown.
Lake Size & Watershed
Watershed (drainage) area
1 sq mi
HydroLAKES / HydroSHEDS
Shoreline
3.9 mi
HydroLAKES / HydroSHEDS
Elevation
1,247 ft
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS).
Recreation & Access
- Lake SapphirePublic
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
Stays via Stay22
Stays near Lake Sapphire
Compare lakeside cabins, hotels, and vacation rentals near Lake Sapphire in Missaukee County, Michigan — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.
Top-rated places to stay near Lake Sapphire
Prices for Oct 23–25, 4 adults. Change dates on the map below.
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Planning a trip? Cabins and lodging at Lake Sapphire → · more Michigan lake trips
Follow Lake Sapphire’s readings
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Fishing Lake Sapphire
Regulated Pollution Sources Nearby
2 EPA-permitted facilities operate within about 5 miles of Lake Sapphire under Clean Water Act (NPDES) discharge permits.
- Chemical Plant & Tar Pit SiteLake City · 2 mi away · NPDES MIG080910
- Wesco #35Lake City · 3.1 mi away · NPDES MIG080903
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.
Nearby Lakes in Missaukee County
Frequently asked questions about Lake Sapphire
Where is Lake Sapphire?
- Lake Sapphire is a lake in Missaukee County, Michigan. Its water-quality measurements are published by EGLE and shown on this page as reported.
What is the water quality of Lake Sapphire?
- Lake Sapphire in Missaukee County, Michigan has water-quality measurements published by EGLE, shown here as reported. Water clarity: 26.2 ft visibility. Surface area: 246.2 acres.
Is Lake Sapphire safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Lake Sapphire?
- The available depth estimate for Lake Sapphire is shallower than its measured water clarity, which cannot be right, so no depth is shown. The lake covers 246.2 acres.
Are there boat ramps on Lake Sapphire?
- Lake Sapphire has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Lake Sapphire. Public access is listed as yes.
Can I fish at Lake Sapphire?
- Lake Sapphire has 1 documented boat landing in the USGS National Boat Ramps inventory. Seasons, size and bag limits, and whether you need a license are set by Michigan's fish and wildlife agency, so check its current regulations before you go.
Explore Lake Sapphire across LakeQuality
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Where this data comes from
1 measurement from 1 monitoring station, 2024. Retrieved from the EPA Water Quality Portal on 2026-08-26.
Collected and reported by
- North American Lake Management Society
NALMS1 sample · 2024
Monitoring station identifiers (1)
EPA condition classes from the National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See where the data comes from and data sources.
Other records on this page
Regulated discharger data from EPA ECHO (ICIS-NPDES)
Lake size & watershed from HydroLAKES (HydroSHEDS)
Named boat-access points from the USGS National Boat Ramps inventory