Where is Archibalds Big Lake?

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

How deep is Archibalds Big Lake?

Archibalds Big Lake has a maximum depth of 26.2 feet and an average depth of 11.5 feet. The lake covers 203.9 acres.

Archibalds Big Lake

Guysborough, Nova Scotia83 haView map Directions

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

Clarity

8 m

Clearer than most

Secchi · sampled 1981

Max depth

8 m

Bathymetric survey

Area

83 ha

Surface area

26 ft max depth
Limited data

See the measurements Directions Where to stay

Archibalds Big Lake in Guysborough, Nova Scotia has water-quality measurements published by NSECC, shown here as reported. Water clarity: 8 m visibility. Maximum depth: 26.2 ft. Surface area: 203.9 acres.

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Archibalds Big Lake is a 204-acre lake in Guysborough County, Nova Scotia with a maximum depth of 26 feet (12-foot average).

Source: Nova Scotia Environment and Climate Change — not the EPA Water Quality Portal, last sampled 1981-09-23. Methodology: how these readings are compared.

What Archibalds Big Lake is good for

From access and monitoring records, not editorial picks.

Clear water26.2 ft of visibility

Swimming conditions

No reading

Limited data

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

Whether Archibalds Big 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 Archibalds Big Lake

These are the measurements NSECC publishes for Archibalds Big 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 26.2 ft down. TSI 30.

Water quality readings
Measure	Reading	Where it sits
Water clarity (Secchi depth)	8m	Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer.
Total phosphorus		No reading 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.	30	Oligotrophic OligotrophicMesotrophicEutrophicHypereutrophic

Low nutrients, clear water. No reading is a swimming clearance.

Ask about Archibalds Big Lake

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

Lake Details

Max depth

8 m

Average depth

3.5 m

Surface area

83 ha

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Fishing Archibalds Big Lake

→ Archibalds Big Lake fishing regulations (limits, seasons, special rules)

Nearby Lakes in Guysborough

Moshers Lake4.3 m clear2.4 miView →Duggans Lake3 m clear2.6 miView →Beaver Dam Lake0.6 m clear3.4 miView →Middle Lake2 m clear4.1 miView →Salmon River Lake2.2 m clear5.6 miView →Cochrane Lake3.9 m clear6.1 miView →

Frequently asked questions about Archibalds Big Lake

Where is Archibalds Big Lake?: Archibalds Big Lake is a lake in Guysborough, Nova Scotia. Its water-quality measurements are published by NSECC and shown on this page as reported.
What is the water quality of Archibalds Big Lake?: Archibalds Big Lake in Guysborough, Nova Scotia has water-quality measurements published by NSECC, shown here as reported. Water clarity: 8 m visibility. Maximum depth: 26.2 ft. Surface area: 203.9 acres.
Is Archibalds Big Lake safe to swim in?: Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Archibalds Big Lake?: Archibalds Big Lake has a maximum depth of 26.2 feet and an average depth of 11.5 feet. The lake covers 203.9 acres.