Ludington Pumped Storage Power Plant
Dam in Ludington, Michigan / From Wikipedia, the free encyclopedia
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The Ludington Pumped Storage Plant is a hydroelectric plant and reservoir in Ludington, Michigan. It was built between 1969 and 1973 at a cost of $315 million and is owned jointly by Consumers Energy and DTE Energy and operated by Consumers Energy. At the time of its construction, it was the largest pumped storage hydroelectric facility in the world.
Quick Facts Country, Location ...
Ludington Pumped Storage Plant | |
---|---|
Country | United States |
Location | Ludington, Michigan |
Coordinates | 43°53′37″N 86°26′43″W |
Purpose | Power |
Status | Operational |
Construction began | July, 1968 |
Opening date | 1973 |
Construction cost | $327 million (1973)[1] |
Owner(s) | Consumers Energy (51%) Detroit Edison (49%) |
Upper dam and spillways | |
Type of dam | Embankment dam |
Height (foundation) | 103 feet (31 m) |
Length | 6 miles (9.7 km) |
Width (crest) | 21 feet (6.4 m)[2] |
Upper reservoir | |
Total capacity | 82,860 acre-feet (102,210,000 m3) |
Active capacity | 52,171 acre-feet (64,352,000 m3) |
Inactive capacity | 30,689 acre-feet (37,854,000 m3) |
Surface area | 842 acres (341 ha) |
Maximum length | 2.5 miles (4.0 km) |
Maximum width | 1 mile (1.6 km) |
Maximum water depth | 110 feet (34 m) |
Lower reservoir | |
Creates | Lake Michigan |
Total capacity | 1,180 cubic miles (4,900 km3) |
Surface area | 22,404 square miles (58,030 km2) |
Maximum length | 307 miles (494 km) |
Maximum width | 118 miles (190 km) |
Normal elevation | 577 feet (176 m) |
Power Station | |
Coordinates | 43°53′37″N 86°26′43″W |
Commission date | 1973 |
Type | Pumped-storage |
Hydraulic head | 363 feet (111 m)[3] |
Pump-generators | 6 × 362 MW (455 MVA) Francis pump-turbines[4][5] |
Installed capacity | 2,172 MW [6] |
Overall efficiency | 70% |
Storage capacity | 9 hours (19,548 MWh) |
2016 generation | -752 GW·h |
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