Dossier #579 · GRanD 7319
Merwin
🇺🇸United States · Lewis River River · Columbia Basin · near Woodland
Built 1931 · Dam · data quality: Good
Hydroelectricity ★RecreationFisheries
Reservoir outline · simplified
Specifications
- Height
- 95 m
- Crest length
- 381 m
- Reservoir capacity
- 520.5 MCM
- Reservoir area
- 14.6 km²
- Average depth
- 35.5 m
- Catchment
- 1,899 km²
- Avg discharge
- 93,726 L/s
- Elevation
- 70 masl
- Degree of regulation
- 17.6 %
Provenance
Record 579 of the Global Dam Watch v1.0 database (CC BY 4.0), original source: GRanD, year via GRanD. Coordinates are river-snapped: 45.9575, -122.5554.