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LakeQuality

Doctor Lake

Yarmouth, Nova Scotia113 haView mapDirections

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

Clarity
0.8 m
Murkier than most
Secchi · sampled 1981
Phosphorus
18 µg/L
More phosphorus than most
Measured by NSECC
Max depth
9 m
Bathymetric survey
Area
113 ha
Surface area
  • 30 ft max depth
  • Limited data

Doctor Lake in Yarmouth, Nova Scotia has water-quality measurements published by NSECC, shown here as reported. Water clarity: 0.8 m visibility. Phosphorus: 18 µg/L. Maximum depth: 29.5 ft. Surface area: 280 acres.

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Doctor Lake is a 280-acre lake in Yarmouth County, Nova Scotia with a maximum depth of 30 feet (11-foot average).

Source: Nova Scotia Environment and Climate Change — not the EPA Water Quality Portal, last sampled 1981-08-26. 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 Doctor 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 Doctor Lake

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

Very murky, less than 2.6 ft of visibility. Phosphorus 18 µg/L. TSI 55.

Water quality readings
MeasureReadingWhere it sits
Water clarity (Secchi depth)0.8mMeasured, not scored

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

Total phosphorus18µg/LMeasured, not scored

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.55Eutrophic
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

9 m

Average depth

3.3 m

Surface area

113 ha

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Frequently asked questions about Doctor Lake

Where is Doctor Lake?

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

What is the water quality of Doctor Lake?

Doctor Lake in Yarmouth, Nova Scotia has water-quality measurements published by NSECC, shown here as reported. Water clarity: 0.8 m visibility. Phosphorus: 18 µg/L. Maximum depth: 29.5 ft. Surface area: 280 acres.

Measurements on this page ↑

Is Doctor 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 Doctor Lake?

Doctor Lake has a maximum depth of 29.5 feet and an average depth of 10.8 feet. The lake covers 280 acres.

Eutrophic Lakes in Nova Scotia

Where this data comes from

2 measurements from 1 monitoring station, 1981. Retrieved from Nova Scotia open data (not the EPA Water Quality Portal) on 2026-08-16.

Collected and reported by

  • NS Dept. of FisheriesNS Dept. of Fisheries1 sample · 1992
  • Lands and Forests, NSDOELands and Forests, NSDOE1 sample · 1981
Monitoring station identifiers (1)
  • 84

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