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LakeQuality

Black River Lake

Kings, Nova Scotia668 haView mapDirections

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

Clarity
2.5 m
Typical for Nova Scotia
Secchi · sampled 2002
Phosphorus
12 µg/L
More phosphorus than most
Measured by NSECC
Chlorophyll-a
1.4 µg/L
Typical for Nova Scotia
Measured by NSECC
Max depth
12 m
Bathymetric survey
Area
668 ha
Surface area
  • 39 ft max depth
  • Limited data

Black River Lake in Kings, Nova Scotia has water-quality measurements published by NSECC, shown here as reported. Water clarity: 2.5 m visibility. Phosphorus: 12 µg/L. Chlorophyll-a (algae): 1.4 µg/L. Maximum depth: 39.4 ft. Surface area: 1650.4 acres.

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Black River Lake is a 1,650-acre lake in Kings County, Nova Scotia with a maximum depth of 39 feet.

Source: Nova Scotia Environment and Climate Change — not the EPA Water Quality Portal, last sampled 2002-11-14. Methodology: how these readings are compared.

What Black River Lake is good for

From access and monitoring records, not editorial picks.

  • Deep water39.4 ft surveyed max depth
  • Big water1,650 acres

Swimming conditions

No reading

Limited data

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

Whether Black River 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 Black River Lake

These are the measurements NSECC publishes for Black River 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 8.2 ft. Phosphorus 12 µg/L. Chlorophyll-a 1.4 µg/L. TSI 40.

Water quality readings
MeasureReadingWhere it sits
Water clarity (Secchi depth)2.5mMeasured, not scored

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

Total phosphorus12µg/LMeasured, not scored

The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential.

Chlorophyll-a (algae)1.4µg/LMeasured, not scored

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.40Mesotrophic
OligotrophicMesotrophicEutrophicHypereutrophic

Moderate nutrients, good water quality

Ask about Black River Lake

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

Lake Details

Max depth

12 m

Surface area

668 ha

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Frequently asked questions about Black River Lake

Where is Black River Lake?

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

What is the water quality of Black River Lake?

Black River Lake in Kings, Nova Scotia has water-quality measurements published by NSECC, shown here as reported. Water clarity: 2.5 m visibility. Phosphorus: 12 µg/L. Chlorophyll-a (algae): 1.4 µg/L. Maximum depth: 39.4 ft. Surface area: 1650.4 acres.

Measurements on this page ↑

Is Black River 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 Black River Lake?

Black River Lake has a maximum depth of 39.4 feet. The lake covers 1650.4 acres.

Where this data comes from

10 measurements from 1 monitoring station, 1978–2002. Retrieved from Nova Scotia open data (not the EPA Water Quality Portal) on 2026-08-16.

Collected and reported by

  • Municipality of the County of KingsMunicipality of the County of Kings2 samples · 1997–1998
  • NS Dept. of FisheriesNS Dept. of Fisheries2 samples · 1994
  • NSDAFNSDAF1 sample · 2002
  • Lands and ForestsLands and Forests1 sample · 1978
Monitoring station identifiers (1)
  • 988

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