James River Reservoir
Antigonish, Nova Scotia1 haView mapDirections
NSECC publishes the water-quality measurements for James River Reservoir. Here is what has been measured.
- 22 ft max depth
- Limited data
James River Reservoir in Antigonish, Nova Scotia has water-quality measurements published by NSECC, shown here as reported. Water clarity: 1.8 m visibility. Maximum depth: 22 ft. Surface area: 3.2 acres.
James River Reservoir is a 3-acre lake in Antigonish County, Nova Scotia with a maximum depth of 22 feet (7-foot average).
Source: Nova Scotia Environment and Climate Change — not the EPA Water Quality Portal, last sampled 2000-08-10. Methodology: how these readings are compared.
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether James River Reservoir 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 James River Reservoir
These are the measurements NSECC publishes for James River Reservoir, 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 5.7 ft. TSI 52.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 1.75m | 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. | 52 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
Ask about James River Reservoir
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
6.7 m
Average depth
2.2 m
Surface area
1 ha
Stays via Stay22
Stays near James River Reservoir
Compare lakeside cabins, hotels, and vacation rentals near James River Reservoir in Antigonish, Nova Scotia — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.
Top-rated places to stay near James River Reservoir
Prices for Oct 23–25, 4 adults. Change dates on the map below.
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Follow James River Reservoir’s readings
Email me when new measurements post for this lake. Updates stay free.
Or email
Fishing James River Reservoir
Nearby Lakes in Antigonish
Frequently asked questions about James River Reservoir
Where is James River Reservoir?
- James River Reservoir is a lake in Antigonish, Nova Scotia. Its water-quality measurements are published by NSECC and shown on this page as reported.
What is the water quality of James River Reservoir?
- James River Reservoir in Antigonish, Nova Scotia has water-quality measurements published by NSECC, shown here as reported. Water clarity: 1.8 m visibility. Maximum depth: 22 ft. Surface area: 3.2 acres.
Is James River Reservoir safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is James River Reservoir?
- James River Reservoir has a maximum depth of 22 feet and an average depth of 7.2 feet. The lake covers 3.2 acres.
Explore James River Reservoir across LakeQuality
More lakes in Nova Scotia
Other Lakes in Nova Scotia
Eutrophic Lakes in Nova Scotia
Where this data comes from
1 measurement from 1 monitoring station, 2000. 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 · 2000
Monitoring station identifiers (1)
91
Canadian lakes are published with the measurements their provincial programme reports. See where the data comes from and data sources.