Dossier #105 · GRanD 310
Grand Coulee
🇺🇸United States · Columbia River River
Built 1941 · Dam · data quality: Good
IrrigationHydroelectricity ★Flood control
Reservoir outline · simplified
Specifications
- Height
- 168 m
- Crest length
- 584 m
- Reservoir capacity
- 6.4 km³
- Reservoir area
- 270 km²
- Average depth
- 23.7 m
- Installed power
- 6,800 MW
- Catchment
- 194,674 km²
- Avg discharge
- 3,166,706 L/s
- Elevation
- 383 masl
- Degree of regulation
- 6.4 %
Provenance
Record 105 of the Global Dam Watch v1.0 database (CC BY 4.0), original source: GRanD, year via GRanD. Coordinates are river-snapped: 47.9547, -118.9809.