Dossier #779 · GRanD 1639
Lake Decatur Dam
🇺🇸United States · Sangamon River River
Built 1922 · Dam · data quality: Good
Water supply ★Recreation
Reservoir outline · simplified
Specifications
- Height
- 10 m
- Crest length
- 527 m
- Reservoir capacity
- 71 MCM
- Reservoir area
- 10.9 km²
- Average depth
- 6.5 m
- Catchment
- 2,365 km²
- Avg discharge
- 23,481 L/s
- Elevation
- 186 masl
- Degree of regulation
- 9.6 %
Notes
Built 1922
Provenance
Record 779 of the Global Dam Watch v1.0 database (CC BY 4.0), original source: GRanD, year via GRanD. Coordinates are river-snapped: 39.8241, -88.9550.