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Dossier #5939 · GRanD 6246

Iwamatsu

🇯🇵Japan · Tokachigawa River

Built 1943 · Dam · data quality: Good

Reservoir outline · simplified

Specifications

Height
37 m
Crest length
191 m
Reservoir capacity
9 MCM
Reservoir area
0.9 km²
Average depth
10.4 m
Catchment
644 km²
Avg discharge
17,472 L/s
Elevation
260 masl
Degree of regulation
1.6 %

Notes

Built 1943

Provenance

Record 5939 of the Global Dam Watch v1.0 database (CC BY 4.0), original source: GRanD, year via GRanD. Coordinates are river-snapped: 43.1997, 142.9391.