Dossier #28122
ALDER
🇺🇸United States · NISQUALLY RIVER River · near YELM, WA
Built 1945 · Dam · data quality: Fair
HydroelectricityRecreation
Reservoir outline · simplified
Specifications
- Height
- 101 m
- Crest length
- 453 m
- Reservoir capacity
- 6.9 MCM
- Reservoir area
- 0.1 km²
- Average depth
- 47.9 m
- Catchment
- 764 km²
- Avg discharge
- 34,782 L/s
- Elevation
- 308 masl
- Degree of regulation
- 0.6 %
Notes
Built 1945
Provenance
Record 28122 of the Global Dam Watch v1.0 database (CC BY 4.0), original source: GOODD-NID, year via NID. Coordinates are river-snapped: 46.8212, -122.3041.