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LakeQuality

Charlotte Lake

Halifax, Nova ScotiaView mapDirections

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

Clarity
4.5 m
Clearer than most
Secchi · sampled 2007
Phosphorus
2.5 µg/L
Less phosphorus than most
Measured by NSECC
Max depth
51.2 m
Bathymetric survey
  • 168 ft max depth
  • Limited data

Charlotte Lake in Halifax, Nova Scotia has water-quality measurements published by NSECC, shown here as reported. Water clarity: 4.5 m visibility. Phosphorus: 2.5 µg/L. Maximum depth: 168 ft.

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Charlotte Lake is a lake in Halifax County, Nova Scotia with a maximum depth of 168 feet.

Source: Nova Scotia Environment and Climate Change — not the EPA Water Quality Portal, last sampled 2007-10-16. Methodology: how these readings are compared.

What Charlotte Lake is good for

From access and monitoring records, not editorial picks.

  • Clear water14.8 ft of visibility
  • Deep water168 ft surveyed max depth

Swimming conditions

No reading

Limited data

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

Whether Charlotte 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 Charlotte Lake

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

Good clarity, visible to about 14.8 ft. Phosphorus 2.5 µg/L. TSI 28.

Water quality readings
MeasureReadingWhere it sits
Water clarity (Secchi depth)4.5mMeasured, not scored

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

Total phosphorus2.5µg/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.28Oligotrophic
OligotrophicMesotrophicEutrophicHypereutrophic

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

Ask about Charlotte Lake

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

Lake Details

Max depth

51.2 m

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Frequently asked questions about Charlotte Lake

Where is Charlotte Lake?

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

What is the water quality of Charlotte Lake?

Charlotte Lake in Halifax, Nova Scotia has water-quality measurements published by NSECC, shown here as reported. Water clarity: 4.5 m visibility. Phosphorus: 2.5 µg/L. Maximum depth: 168 ft.

Measurements on this page ↑

Is Charlotte 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 Charlotte Lake?

Charlotte Lake has a maximum depth of 168 feet.

Where this data comes from

2 measurements from 1 monitoring station, 1974–2007. Retrieved from Nova Scotia open data (not the EPA Water Quality Portal) on 2026-08-16.

Collected and reported by

  • NSDFANSDFA1 sample · 2007
  • NS Dept. of FisheriesNS Dept. of Fisheries1 sample · 1993
  • Lands and ForestsLands and Forests1 sample · 1974
Monitoring station identifiers (1)
  • 971

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