US Army Corps of Engineers
Northwestern Division

Mica Dam

Mica Dam and Kinbasket Lake

Published Sept. 29, 2015

Reservoir Elevations

  • Normal full pool: 754.4 meters (2,475 feet)
  • Normal minimum pool: 707.1 meters (2,320 feet)
  • Surface area at full pool: 42,930 hectares (106,000 acres)
  • Total storage capacity 24.7 kilometers3 (20,000,000 acre-feet)
  • Usable storage capacity14.8 kilometers3 (12,000,000 acre-feet)
  • Treaty storage commitment: 8.6 kilometers3 (7,000,000 acre-feet)

Dam, Earthfill 

  • Crest Elevation: 762.0 meters (2,500 feet)
  • Length: 792.5 meters (2,600 feet)
  • Approximate height above foundation: 244 meters (800 feet)
  • Maximum spillway capacity: 2,250 meters3/sec (150,000 cfs)
  • Maximum outlet works capacity: 1,060 meters3/sec (37,400 cfs

Power Facilities

  • Designed ultimate installation: 6 units at 434 MW total 2,604 MW
  • Currently installed: 4 units at 434 MW total 1,736 MW
  • Date power commercially available: December 1976
  • Head at full pool: 183 meters (600 feet)
  • Maximum turbine discharge of 4 units at full pool: 1,080 meters3/sec (38,140 cfs)

Read more information about BC Hydro's Columbia Region Facilities.