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LakeQuality

Lac A Pierre Lake

Digby, Nova Scotia16 haView mapDirections

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

Clarity
1.2 m
Murkier than most
Secchi · sampled 1982
Phosphorus
7 µg/L
Typical for Nova Scotia
Measured by NSECC
Max depth
3 m
Bathymetric survey
Area
16 ha
Surface area
  • 10 ft max depth
  • Limited data

Lac A Pierre Lake in Digby, Nova Scotia has water-quality measurements published by NSECC, shown here as reported. Water clarity: 1.2 m visibility. Phosphorus: 7 µg/L. Maximum depth: 9.8 ft. Surface area: 40.5 acres.

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Lac A Pierre Lake is a 41-acre lake in Digby County, Nova Scotia with a maximum depth of 10 feet.

Source: Nova Scotia Environment and Climate Change — not the EPA Water Quality Portal, last sampled 1982-06-29. 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 Lac A Pierre 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 Lac A Pierre Lake

These are the measurements NSECC publishes for Lac A Pierre 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 3.9 ft. Phosphorus 7 µg/L. TSI 45.

Water quality readings
MeasureReadingWhere it sits
Water clarity (Secchi depth)1.2mMeasured, not scored

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

Total phosphorus7µg/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.45Mesotrophic
OligotrophicMesotrophicEutrophicHypereutrophic

Moderate nutrients, good water quality

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

Lake Details

Max depth

3 m

Surface area

16 ha

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Frequently asked questions about Lac A Pierre Lake

Where is Lac A Pierre Lake?

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

What is the water quality of Lac A Pierre Lake?

Lac A Pierre Lake in Digby, Nova Scotia has water-quality measurements published by NSECC, shown here as reported. Water clarity: 1.2 m visibility. Phosphorus: 7 µg/L. Maximum depth: 9.8 ft. Surface area: 40.5 acres.

Measurements on this page ↑

Is Lac A Pierre 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 Lac A Pierre Lake?

Lac A Pierre Lake has a maximum depth of 9.8 feet. The lake covers 40.5 acres.

Where this data comes from

4 measurements from 1 monitoring station, 1982. Retrieved from Nova Scotia open data (not the EPA Water Quality Portal) on 2026-08-16.

Collected and reported by

  • Lands and Forests, NSDOELands and Forests, NSDOE2 samples · 1982
  • NS Dept. of FisheriesNS Dept. of Fisheries1 sample · 1995
Monitoring station identifiers (1)
  • 141

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