Skip to main content
LakeQuality

Eugenia Lake

Grey, OntarioView mapDirections

Ontario MECP publishes the water-quality measurements for Eugenia Lake. Here is what has been measured.

Clarity
3 m
Secchi · sampled 2025
Phosphorus
8.3 µg/L
Measured by Ontario MECP
Max depth
~18.3 m est.
GLOBathy model
  • 60 ft max depth

Eugenia Lake in Grey, Ontario has water-quality measurements published by Ontario MECP, shown here as reported. Water clarity: 3 m visibility. Phosphorus: 8.3 µg/L.

Loading map…

Stays via Stay22

Stays near Eugenia Lake

Compare lakeside cabins, hotels, and vacation rentals near Eugenia Lake in Grey, Ontario — 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 Eugenia Lake

Prices for Sep 18–20, 4 adults. Change dates on the map below.

Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.

Follow Eugenia Lake’s readings

Email me when new measurements post for this lake. Updates stay free.


Or email

Eugenia Lake is a lake in Grey County, Ontario with an estimated average depth of about 60 feet.

Source: Ontario open-data programmes (Lake Partner Program and Broad-scale Monitoring) — not the EPA Water Quality Portal, last sampled 2025-09-14. Grade methodology: LakeQuality methodology.

What Eugenia Lake is good for

From access and monitoring records, not editorial picks.

  • Clear water9.8 ft of visibility

Swimming conditions

No reading

Not rated

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

Whether Eugenia Lake is safe to swim in today is a call for the Ontario Ministry of the Environment, Conservation and Parks and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

Get alerts for Eugenia Lake

Water quality measurements for Eugenia Lake

These are the measurements Ontario MECP publishes for Eugenia Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.

Moderate clarity, visible to about 9.8 ft. Phosphorus 8.3 µg/L. TSI 39.

MetricValueEPA condition class
Water Clarity (Secchi Depth)3 mMeasured, not scored
Phosphorus8.3 µg/LMeasured, not scored
Chlorophyll-a (Algae)No recent samples
Trophic State Index (TSI)39Oligotrophic

Low nutrients, clear water. No reading is a swimming clearance.

Lake Details

CharacteristicValue
Maximum Depth~18.3 m est.
Average Depth~4 m est.

Depth marked “est.” is a modeled maximum from GLOBathy (Khazaei et al. 2022, CC0), not a measured survey. Ontario has not published bathymetry for Eugenia Lake.

Lake Size & Watershed

Watershed (drainage) area
75 sq mi
Surface area
1,584 acres
Shoreline
20.2 mi
Elevation
1,414 ft

Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS). Mean depth here is modelled, not surveyed — HydroLAKES v1.0 estimates lake depth from surrounding terrain rather than from soundings. Treat it as an approximation, and prefer a state bathymetric survey where one exists.

Fishing Eugenia Lake

Nearby Lakes in Grey

Frequently asked questions about Eugenia Lake

Ask about Eugenia Lake

Answers come straight from the public measurements and survey records on this page.

Where is Eugenia Lake?

Eugenia Lake is a lake in Grey, Ontario. Its water-quality measurements are published by Ontario MECP and shown on this page as reported.

What is the water quality of Eugenia Lake?

Eugenia Lake in Grey, Ontario has water-quality measurements published by Ontario MECP, shown here as reported. Water clarity: 3 m visibility. Phosphorus: 8.3 µg/L.

Is Eugenia Lake safe to swim in?

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

How deep is Eugenia Lake?

No published bathymetric survey covers Eugenia Lake, so its depth has not been measured. The HydroLAKES global model estimates an average depth of about 60 feet, but that is a modelled estimate derived from surrounding terrain rather than a measurement on the water, so treat it as approximate.

Where this data comes from

Measurements for Eugenia Lake come from Ontario open-data programmes (Lake Partner Program and Broad-scale Monitoring), not the EPA Water Quality Portal. Per-sample source details are not recorded for this lake. Contains information licensed under the Open Government Licence – Ontario. See data sources.

Other records on this page

Lake size & watershed from HydroLAKES (HydroSHEDS)