Where is Square Lake?

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

Square Lake

Halifax, Nova ScotiaView map Directions

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

Clarity

1.1 m

Murkier than most

Secchi · sampled 2006

Phosphorus

7 µg/L

Typical for Nova Scotia

Measured by NSECC

Chlorophyll-a

12 µg/L

More algae than most

Measured by NSECC

Limited data

See the measurements Directions Where to stay

Square Lake in Halifax, Nova Scotia has water-quality measurements published by NSECC, shown here as reported. Water clarity: 1.1 m visibility. Phosphorus: 7 µg/L. Chlorophyll-a (algae): 12 µg/L.

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Square Lake is a lake in Halifax County, Nova Scotia.

Source: Nova Scotia Environment and Climate Change — not the EPA Water Quality Portal, last sampled 2006-08-22. 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 Square 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 Square Lake

These are the measurements NSECC publishes for Square 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 3.7 ft. Phosphorus 7 µg/L. Chlorophyll-a 12 µg/L. TSI 49.

Water quality readings
Measure	Reading	Where it sits
Water clarity (Secchi depth)	1.12m	Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer.
Total phosphorus	7µg/L	Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential.
Chlorophyll-a (algae)	12µg/L	Measured, 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.	49	Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic

Moderate nutrients, good water quality

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

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Fishing Square Lake

→ Square Lake fishing regulations (limits, seasons, special rules)

Nearby Lakes in Halifax

Hamilton Lake1.4 m clear0.7 miView →Fenerty Lake2.8 m clear1.1 miView →Horse Shoe Lake4.7 m clear1 miView →Tucker Lake2.8 m clear1.6 miView →Springfield Lake2.9 m clear2.5 miView →Barrett Lake2.9 m clear2.6 miView →

Frequently asked questions about Square Lake

Where is Square Lake?: Square 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 Square Lake?: Square Lake in Halifax, Nova Scotia has water-quality measurements published by NSECC, shown here as reported. Water clarity: 1.1 m visibility. Phosphorus: 7 µg/L. Chlorophyll-a (algae): 12 µg/L.
Is Square Lake safe to swim in?: Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.