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LakeQuality

Lansdowne Lake

Pictou, Nova Scotia4 haView mapDirections

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

Clarity
1.6 m
Typical for Nova Scotia
Secchi · sampled 2005
Phosphorus
10 µg/L
More phosphorus than most
Measured by NSECC
Chlorophyll-a
1.6 µg/L
Typical for Nova Scotia
Measured by NSECC
Max depth
5.1 m
Bathymetric survey
Area
4 ha
Surface area
  • 17 ft max depth
  • Limited data

Lansdowne Lake in Pictou, Nova Scotia has water-quality measurements published by NSECC, shown here as reported. Water clarity: 1.6 m visibility. Phosphorus: 10 µg/L. Chlorophyll-a (algae): 1.6 µg/L. Maximum depth: 16.7 ft. Surface area: 9.1 acres.

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Lansdowne Lake is a 9-acre lake in Pictou County, Nova Scotia with a maximum depth of 17 feet.

Source: Nova Scotia Environment and Climate Change — not the EPA Water Quality Portal, last sampled 2005-08-29. 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 Lansdowne 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 Lansdowne Lake

These are the measurements NSECC publishes for Lansdowne 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 5.2 ft. Phosphorus 10 µg/L. Chlorophyll-a 1.6 µg/L. TSI 42.

Water quality readings
MeasureReadingWhere it sits
Water clarity (Secchi depth)1.58mMeasured, not scored

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

Total phosphorus10µg/LMeasured, not scored

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

Chlorophyll-a (algae)1.6µg/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.42Mesotrophic
OligotrophicMesotrophicEutrophicHypereutrophic

Moderate nutrients, good water quality

Ask about Lansdowne Lake

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

Lake Details

Max depth

5.1 m

Surface area

4 ha

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Frequently asked questions about Lansdowne Lake

Where is Lansdowne Lake?

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

What is the water quality of Lansdowne Lake?

Lansdowne Lake in Pictou, Nova Scotia has water-quality measurements published by NSECC, shown here as reported. Water clarity: 1.6 m visibility. Phosphorus: 10 µg/L. Chlorophyll-a (algae): 1.6 µg/L. Maximum depth: 16.7 ft. Surface area: 9.1 acres.

Measurements on this page ↑

Is Lansdowne 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 Lansdowne Lake?

Lansdowne Lake has a maximum depth of 16.7 feet. The lake covers 9.1 acres.

Where this data comes from

4 measurements from 1 monitoring station, 1975–2005. Retrieved from Nova Scotia open data (not the EPA Water Quality Portal) on 2026-08-16.

Collected and reported by

  • NSDAFNSDAF1 sample · 2005
  • Lands and ForestsLands and Forests1 sample · 1975
Monitoring station identifiers (1)
  • 6

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