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Dossier #122 · GRanD 6827

Beauharnois

🇨🇦Canada · Canal de Beauharnois River · St. Lawrence Basin · near Beauharnois

Built 1933 · Lake Control Dam · data quality: Fair

Hydroelectricity
Reservoir outline · simplified

Specifications

Height
29 m
Crest length
1,885 m
Reservoir capacity
1.5 km³
Reservoir area
238.7 km²
Average depth
6.3 m
Catchment
781,910 km²
Avg discharge
8,060,090 L/s
Elevation
40 masl
Degree of regulation
0.6 %

Notes

Lake St. Francis is regulated by a multitude of dams and weirs in this section of the St. Lawrence River. Beauharnois hydropower station is actually some 25 km downstream of this point location on a canal.

Built 1933

External reference →

Provenance

Record 122 of the Global Dam Watch v1.0 database (CC BY 4.0), original source: GRanD, year via GRanD. Coordinates are river-snapped: 45.2685, -74.1686.