Ambrose Lake
Ambrose Lake in Ogemaw County, Michigan is not rated for water quality — its monitoring record does not meet the evidence bar. Surface area: 40 acres.
- Area
- 40 acres
- Public access
- Yes
Next lake in Ogemaw County
Swipe left or right on this bar to open the next or previous lake.
Why Ambrose Lake has no grade
We grade a lake only when the monitoring record supports a letter: at least three phosphorus or chlorophyll-a samples in the last ten years, scored against EPA National Lakes Assessment thresholds for this lake’s ecoregion. For Ambrose Lake, no water-quality sampling on record for this lake.
Not Rated is not an F. It is EPA Integrated Reporting Category 3 — insufficient information. The water here may be excellent or poor; nobody has measured enough of it to say. Everything below that has been measured is still reported on this page.
Sampling is run by EGLE and volunteer programs, and published through the EPA Water Quality Portal. Read the full grading methodology.
Ambrose Lake is a 40-acre lake in Ogemaw 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 recent years. Grade methodology: LakeQuality methodology.
Watch Ambrose Lake water quality
Subscribe for LakeQuality updates by email. No spam, unsubscribe anytime.
Swimming Safety
Not ratedElevated nutrients
Not rated for swimming — there is not enough monitoring data to judge this lake
Water quality measurements for Ambrose Lake
These readings exist but are not enough for an A–F grade — see why.
No clarity data. Trophic State Index: undefined.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No recent samples | |
| Phosphorus | No recent samples | |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) |
Where to stay near Ambrose Lake
Compare lakeside cabins, hotels, and vacation rentals near Ambrose Lake in Ogemaw 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 Ambrose Lake
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Planning a whole trip? See where to stay at Michigan’s top lakes →
Lake Details
| Characteristic | Value |
|---|---|
| Surface Area | 40 acres |
| Public Access | Yes |
No bathymetric survey has been published for Ambrose Lake, so its depth is not documented here.
Recreation & Access
- Ambrose Lake State Forest CampgroundPublic
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
Fishing Ambrose Lake
Nearby Lakes in Ogemaw County
Frequently asked questions about Ambrose Lake
Where is Ambrose Lake?
- Ambrose Lake is a lake in Ogemaw County, Michigan. LakeQuality has not rated this lake (UNRATED) — no water-quality sampling on record for this lake.
What is the water quality grade for Ambrose Lake?
- Ambrose Lake in Ogemaw County, Michigan is not rated for water quality — its monitoring record does not meet the evidence bar. Surface area: 40 acres.
Is Ambrose Lake safe to swim in?
- Not rated for swimming — there is not enough monitoring data to judge this lake. Ambrose Lake is not rated for water quality — its monitoring record does not meet the evidence bar. Always check local health department advisories before swimming.
Are there boat ramps on Ambrose Lake?
- Ambrose Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Ambrose Lake State Forest Campground. Public access is listed as yes.
Explore Ambrose Lake across LakeQuality
Fish species and top-graded lakes across Michigan
Fish species and best lakes in Ogemaw County
Species activity outlook by water temperature and season
Where to stay at Michigan's top lakes, each with its grade
Michigan's cleanest and most-polluted lakes, ranked
More Michigan Lake Rankings
Other Lakes in Michigan
Where this data comes from
Measurements for Ambrose Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.
Other records on this page
Named boat-access points from the USGS National Boat Ramps inventory