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Dossier #2498 · GRanD 401

Johnson 1

🇺🇸United States · Offstream Middle Casper Creek River

Built 1914 · Dam · data quality: Fair

Water supply
Reservoir outline · simplified

Specifications

Height
6 m
Crest length
2,028 m
Reservoir capacity
15.2 MCM
Reservoir area
1.5 km²
Average depth
9.9 m
Catchment
566 km²
Avg discharge
885 L/s
Elevation
1,678 masl
Degree of regulation
54.5 %

Notes

Built 1914

Provenance

Record 2498 of the Global Dam Watch v1.0 database (CC BY 4.0), original source: GRanD, year via GRanD. Coordinates are river-snapped: 43.0156, -106.6990.