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Energy-from-Waste Facility

Covanta Kent, Inc.
Grand Rapids, Michigan

The Kent County Energy-from-Waste (EfW) Facility, operating as Covanta Kent, Inc., began commercial operation in January 1990. The facility processes 625 tons-per-day of municipal solid waste, generating up to 18 megawatts of electricity and up to 116,000 pounds of steam per hour for export. Under Covanta's operating contract, the company is responsible for maintaining the Energy-from-Waste facility, fossil fuel steam plant and the underground steam network. Waste is delivered to the facility from Grand Rapids and five surrounding cities.

Technical Data

Facility Address:

950 Market Avenue, SW
Grand Rapids, MI 49503
(616) 235-3210

Site:

9.86 acres

Commercial Operation:

January 1990

Energy-from-Waste System:

Two 312.5-ton-per-day waterwall furnaces with Martin® reverse-reciprocating grates and ash handling system

Boiler Design:

865 pounds per square inch (psig)/830°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:

625 tons per day

Energy Generation @ Rated Capacity:

up to 18 megawatts from one condensing steam turbine generator with a controlled extraction and/or up to 116,000 lbs/hr of exported steam

Sold to:

Consumers Power Company (electricity)