Hart Lake
Colchester, Nova Scotia39 haView mapDirections
NSECC publishes the water-quality measurements for Hart Lake. Here is what has been measured.
- 75 ft max depth
- Limited data
Hart Lake in Colchester, Nova Scotia has water-quality measurements published by NSECC, shown here as reported. Water clarity: 5.8 m visibility. Phosphorus: 2 µg/L. Maximum depth: 75 ft. Surface area: 97.6 acres.
Hart Lake is a 98-acre lake in Colchester County, Nova Scotia with a maximum depth of 75 feet (26-foot average).
Source: Nova Scotia Environment and Climate Change — not the EPA Water Quality Portal, last sampled 1982-08-12. Methodology: how these readings are compared.
What Hart Lake is good for
From access and monitoring records, not editorial picks.
- Clear water19 ft of visibility
- Deep water75 ft surveyed max depth
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Hart 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.
Water quality measurements for Hart Lake
These are the measurements NSECC publishes for Hart Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Crystal clear, you can see 19 ft down. Phosphorus 2 µg/L. TSI 24.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 5.8m | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 2µg/L | Measured, 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. | 24 | Oligotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Low nutrients, clear water. No reading is a swimming clearance.
Ask about Hart Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
22.9 m
Average depth
7.9 m
Surface area
39 ha
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Fishing Hart Lake
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Frequently asked questions about Hart Lake
Where is Hart Lake?
- Hart Lake is a lake in Colchester, Nova Scotia. Its water-quality measurements are published by NSECC and shown on this page as reported.
What is the water quality of Hart Lake?
- Hart Lake in Colchester, Nova Scotia has water-quality measurements published by NSECC, shown here as reported. Water clarity: 5.8 m visibility. Phosphorus: 2 µg/L. Maximum depth: 75 ft. Surface area: 97.6 acres.
Is Hart Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Hart Lake?
- Hart Lake has a maximum depth of 75 feet and an average depth of 25.9 feet. The lake covers 97.6 acres.
Explore Hart Lake across LakeQuality
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Where this data comes from
3 measurements from 1 monitoring station, 1973–1982. Retrieved from Nova Scotia open data (not the EPA Water Quality Portal) on 2026-08-16.
Collected and reported by
- NS Dept. of Fisheries
NS Dept. of Fisheries1 sample · 1990 - Lands and Forests, NSDOE
Lands and Forests, NSDOE1 sample · 1982 - Lands and Forests
Lands and Forests1 sample · 1973
Monitoring station identifiers (1)
17
Canadian lakes are published with the measurements their provincial programme reports. See where the data comes from and data sources.