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LakeQuality

Deyarmont Lake

Colchester, Nova Scotia27 haView mapDirections

NSECC publishes the water-quality measurements for Deyarmont Lake. Here is what has been measured.

Clarity
1.9 m
Typical for Nova Scotia
Secchi · sampled 1983
Max depth
8 m
Bathymetric survey
Area
27 ha
Surface area
  • 26 ft max depth
  • Limited data

Deyarmont Lake in Colchester, Nova Scotia has water-quality measurements published by NSECC, shown here as reported. Water clarity: 1.9 m visibility. Maximum depth: 26.2 ft. Surface area: 67 acres.

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Deyarmont Lake is a 67-acre lake in Colchester County, Nova Scotia with a maximum depth of 26 feet (7-foot average).

Source: Nova Scotia Environment and Climate Change — not the EPA Water Quality Portal, last sampled 1983-10-04. Methodology: how these readings are compared.

Swimming conditions

No reading

Limited data

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

Whether Deyarmont Lake is safe to swim in today is a call for Nova Scotia Environment and Climate Change and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

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Water quality measurements for Deyarmont Lake

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

Murky, only visible to about 6.2 ft. TSI 51.

Water quality readings
MeasureReadingWhere it sits
Water clarity (Secchi depth)1.9mMeasured, not scored

How deep a black-and-white disk stays visible from the surface. Higher is clearer.

Total phosphorusNo 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.51Eutrophic
OligotrophicMesotrophicEutrophicHypereutrophic

High nutrients, frequent algae, reduced clarity

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

Lake Details

Max depth

8 m

Average depth

2.1 m

Surface area

27 ha

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Frequently asked questions about Deyarmont Lake

Where is Deyarmont Lake?

Deyarmont Lake is a lake in Colchester, Nova Scotia. Its water-quality measurements are published by NSECC and shown on this page as reported.

What is the water quality of Deyarmont Lake?

Deyarmont Lake in Colchester, Nova Scotia has water-quality measurements published by NSECC, shown here as reported. Water clarity: 1.9 m visibility. Maximum depth: 26.2 ft. Surface area: 67 acres.

Measurements on this page ↑

Is Deyarmont Lake safe to swim in?

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

Swimming on this page ↑

How deep is Deyarmont Lake?

Deyarmont Lake has a maximum depth of 26.2 feet and an average depth of 6.9 feet. The lake covers 67 acres.

Where this data comes from

2 measurements from 1 monitoring station, 1973–1983. Retrieved from Nova Scotia open data (not the EPA Water Quality Portal) on 2026-08-16.

Collected and reported by

  • DOEDOE2 samples · 1942–1983
  • Lands and ForestsLands and Forests1 sample · 1973
Monitoring station identifiers (1)
  • 22

Canadian lakes are published with the measurements their provincial programme reports. See where the data comes from and data sources.