Detroit Dam

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Detroit Dam
File:Detroit Dam Oregon Close.jpg
Detroit Dam on the North Santiam River
Detroit Dam is located in Oregon
Detroit Dam
Location of Detroit Dam in Oregon
Country United States
Location Detroit, Linn County/Marion County, Oregon
Coordinates Lua error in package.lua at line 80: module 'strict' not found.
Purpose Flood control, power, irrigation
Status Operational
Construction began 1949
Opening date 1953; 71 years ago (1953)
Owner(s) U.S. Army Corp of Engineers
Dam and spillways
Type of dam Concrete gravity
Impounds North Santiam River
Height 463 ft (141 m)
Length 1,523.5 ft (464.4 m)
Elevation at crest 1,580 ft (480 m)
Reservoir
Creates Detroit Lake
Total capacity 455,000 acre·ft (561,000,000 m3)
Active capacity 321,000 acre feet (396,000,000 m3)
Catchment area 437 sq mi (1,130 km2)
Surface area 3,500 acres (14 km2)
Max. length 9 mi (14 km)
Normal elevation 1,569 ft (478 m) (full)
Power station
Commission date 1953
Type Conventional
Turbines 2 x 100 MW Francis-type[1]
Installed capacity 100 MW

Detroit Dam is a gravity dam on the North Santiam River between Linn County and Marion County, Oregon. It is located in the Cascades, about 5 mi (8.0 km) west of the city of Detroit. It was constructed between 1949 and 1953 by the United States Army Corps of Engineers. The dam created 400-foot (120 m) deep Detroit Lake, more than 9 miles (14 km) long with 32 miles (51 km) of shoreline.[2][3][4]

The dam, dedicated on June 10, 1953,[5] was authorized for the purposes of flood control, power generation, navigation, and irrigation. Other uses are fishery, water quality, and recreation. It was built in concert with the Big Cliff Dam downstream.

File:Detroit Dam - free-overflow spill test.jpg
Free-overflow spill test, 2013
  • Drainage area: 437 mi² (1,132 km²)
  • Maximum inflow: 63,200 ft³/s (1,790 m³/s) 1909
  • Lake Elevation
    • Maximum pool: 1,574 ft (480 m)
    • Full pool: 1,569 ft (478 m)
    • Minimum flood control pool: 1,450 ft (442 m)
  • Usable storage (1,425.0 to 1,563.5 ft) = 321,000 acre feet (396,000,000 m3)
  • Powerhouse
    • Number of units: 2
    • Nameplate capacity: 100 MW
    • Overload capacity: 115 MW
    • Hydraulic capacity: 5,340 ft³/s (151 m³/s)

References

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  2. Lua error in package.lua at line 80: module 'strict' not found.
  3. Lua error in package.lua at line 80: module 'strict' not found.
  4. Lua error in package.lua at line 80: module 'strict' not found.
  5. Lua error in package.lua at line 80: module 'strict' not found.

External links

Media related to Lua error in package.lua at line 80: module 'strict' not found. at Wikimedia Commons

  • Corps of Engineers plots of lake level and flow for various intervals up to a year
  • Lua error in package.lua at line 80: module 'strict' not found.