Covanta Hennepin

Covanta Hennepin

COVANTA Hennepin Energy Resource Co., L.P.
Minneapolis, Minnesota

Covanta Hennepin Energy Resource Co., L.P., located just north of downtown Minneapolis, Minnesota, began commercial operation in October 1989. It serves Hennepin County, Minnesota's largest with a population of over one million people-25% of the state's entire population. The facility is designed to process 1,212 tons-per-day of mixed municipal solid waste which generates up to 39.6 megawatts of renewable energy. After plant energy usage, approximately 33.7 megawatts are sold to Xcel Energy Co.

Technical Data

Facility Address:	505 6th Avenue North Minneapolis, MN 55405 (612) 333-7303
Site:	15 acres in downtown Minneapolis
Commercial Operation:	October 1989 (Covanta Energy acquired the facility in 1991 from the Blount Energy Resource Corp.)
Energy-from-Waste System:	Two 606-ton-per-day mass burn units with waterwall furnaces and W + E Umwelttechnik A.G. stokers and ash handling systems.
Boiler Design:	630 psig/752°F superheater outlet conditions
Air Pollution Control Equipment:	Semi-dry flue gas scrubbers injecting lime, fabric filter baghouses, nitrogen oxide control system, mercury control system, and continuous emissions monitoring (CEM) system
Rated Refuse Capacity:	1,212 tons per day
Energy Generation @ Rated Capacity:	Up to 39.6 megawatts from one condensing steam turbine generator
Sold to:	Xcel Energy Co.

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Map for Hennepin