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Map showing Great Lakes Areas of Concern

Great Lakes Areas of Concern Map (PDF) (1pg, 219K) June 2010

Frequent Acronyms
About AOCs

Overview

What is an Area of Concern (AOC)?

The U.S.-Canada Great Lakes Water Quality Agreement (Annex 2 of the 1987 Protocol) defines AOCs as "geographic areas that fail to meet the general or specific objectives of the agreement where such failure has caused or is likely to cause impairment of beneficial use of the area's ability to support aquatic life." More simply put, an AOC is a location that has experienced environmental degradation.

AOCs and RAP Liaisons

How are they being addressed?

The two federal governments cooperate with state and provincial governments to develop and implement Remedial Action Plans (RAPs) for each Area of Concern.

RAPs address impairments to any one of 14 beneficial uses (e.g., restrictions on fish and wildlife consumption, dredging activities, or drinking water consumption) associated with these areas.  See the complete list of Beneficial Use Impairments (BUIs) Exit EPA Disclaimer

Sediments are a serious problem in many AOCs.

How many are there?

43 AOCs have been identified:

How many have been delisted?

One U.S. AOC has been delisted:

30 AOCs remain on the U.S. side of the border.

Three Canadian AOCs have been delisted:

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AOCs and RAP Liaisons

Name State RAP Liaison Status
Ashtabula River OH Rick Nagle 312-353-8222  
Black River OH Frank Anscombe (anscombe.frank@epa.gov) 312-353-0201
Buffalo River NY Fred Luckey (luckey.frederick@epa.gov) 212-637-3853  
Clinton River MI Laura Evans (evans.laura@epa.gov) 312-886-0851  
Cuyahoga River OH Danielle Green (green.danielle@epa.gov) 312-886-7594  
Deer Lake MI Mark Loomis (loomis.mark@epa.gov) 312-886-0406  
Detroit River MI Rosanne Ellison (ellison.rosanne@epa.gov) 734-692-7689 binational
Eighteen Mile Creek NY Barbara B. Belasco (belasco.barbara@epa.gov) 212-637-3848  
Grand Calumet River IN John Perrecone (perrecone.john@epa.gov) 312-353-1149
Kalamazoo River MI John Haugland (haugland.john@epa.gov) 312-886-9853  
Lower Fox River / Green Bay WI John Perrecone (perrecone.john@epa.gov) 312-353-1149  
Manistique River MI Amy P. Mucha (mucha.amy@epa.gov) 312-886-6785
Maumee River OH Frank Anscombe (anscombe.frank@epa.gov) 312-353-0201  
Menominee River WI John Perrecone (perrecone.john@epa.gov) 312-353-1149
Milwaukee Estuary WI Ajit Vaidya (vaidya.ajit@epa.gov) 312-353-5713
Muskegon Lake MI Marc Tuchman (tuchman.marc@epa.gov) 312-353-1369  
Niagara River NY Michael Shaw (shaw.michael@epa.gov) 212-637-3785 binational
Oswego River/Harbor NY Barbara B. Belasco (belasco.barbara@epa.gov) 212-637-3848 Delisted July 21, 2006
Presque Ile Bay PA Denise P. Hakowski (hakowski.denise@epa.gov) 215-814-5726  
River Raisin MI Scott Cieniawski (cieniawski.scott@epamail.epa.gov) 312-353-9184
Rochester Embayment NY Barbara B. Belasco (belasco.barbara@epa.gov) 212-637-3848  
Rouge River MI John Haugland (haugland.john@epa.gov) 312-886-9853
Saginaw River & Bay MI Jamie Schardt (schardt.james@epa.gov) 312-353-5085  
Sheboygan River WI John Perrecone (perrecone.john@epa.gov) 312-353-1149  
St. Clair River MI Rosanne Ellison (ellison.rosanne@epa.gov) 734-692-7689 binational
St. Lawrence River at Massena NY Barbara B. Belasco (belasco.barbara@epa.gov) 212-637-3848 binational
St. Louis River & Bay MN & WI John Haugland (haugland.john@epa.gov) 312-886-9853  
St. Marys River MI Jamie Schardt (schardt.james@epa.gov) 312-353-5085 binational
Torch Lake MI Brenda R. Jones (jones.brenda@epa.gov) 312-886-7188  
Waukegan Harbor IL Bill Bolen (bolen.bill@epa.gov) 312-353-6316
White Lake MI John Perrecone (perrecone.john@epa.gov) 312-353-1149  

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