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Dossier #27971

LOCK & DAM NO 11

🇺🇸United States · MISSISSIPPI River · near DUBUQUE IOWA

Built 1937 · Dam · data quality: Fair

Navigation
Reservoir outline · simplified

Specifications

Height
6 m
Crest length
2,134 m
Reservoir capacity
301.3 MCM
Reservoir area
30.5 km²
Average depth
9.9 m
Catchment
212,665 km²
Avg discharge
1,506,425 L/s
Elevation
180 masl
Degree of regulation
0.6 %

Notes

Built 1937

Provenance

Record 27971 of the Global Dam Watch v1.0 database (CC BY 4.0), original source: GOODD-NID, year via NID. Coordinates are river-snapped: 42.5402, -90.6450.