Alcona : P-2447

[ Active ]

Waterway: Au Sable R

Authorized capacity: 8 mW

License issued: 7/15/1994
License expires: 6/30/2034

Licensee: Consumers Energy Co
  • Dam containing two existing earth fill embankment sections, a concrete core wall, and a steel sheet pile cutoff wall
  • A 250-foot-long emergency spillway
  • An existing impoundment with an area of 1,470 acre-feet
  • A 135-foot-long tailrace
  • A concrete and masonry powerhouse containing two generating units
  • Transmission facilities, including a powerhouse step-up substation and a 400-foot-long, 138-kilovolt transmission line, and appurtenant facilities
  • The project has an average annual energy production of 26,038 MWh, based on a ten-year period of record from 1980 through 1989.

For a detailed description of this project and 10 others included in the Consumers Settlement Agreement, read this summary.