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Carbon Monoxide Maintenance Area/State/County Report

As of December 05, 2013
  Albuquerque, NM
NEW MEXICO (Region VI)
Bernalillo Co
 
  Anchorage, AK
ALASKA (Region X)
Anchorage Municipality (P)
Portion of Anchorage urban area
 
  Atlantic City, NJ
NEW JERSEY (Region II)
Atlantic Co (P)
The City of Atlantic City
 
  Bakersfield, CA
CALIFORNIA (Region IX)
Kern Co (P)
 
  Baltimore, MD
MARYLAND (Region III)
Baltimore (City) (P)
 
  Billings, MT
MONTANA (Region VIII)
Yellowstone Co (P)
Certain ranges and townships
 
  Boise-Northern Ada County, ID
IDAHO (Region X)
Ada Co (P)
Northern half of Ada Co
 
  Boston, MA
MASSACHUSETTS (Region I)
Middlesex Co (P)
Cities of: Cambridge, Everett, Malden, Medford, and Somerville.
Norfolk Co (P)
Quincy CIty
Suffolk Co (P)
Cities of: Boston, Chelsea, and Revere
 
  Burlington, NJ
NEW JERSEY (Region II)
Burlington Co (P)
City of Burlington
 
  Charlotte, NC
NORTH CAROLINA (Region IV)
Mecklenburg Co
 
  Chico, CA
CALIFORNIA (Region IX)
Butte Co (P)
 
  Cleveland, OH
OHIO (Region V)
Cuyahoga Co
 
  Colorado Springs, CO
COLORADO (Region VIII)
El Paso Co (P)
Teller Co (P)
 
  Denver-Boulder, CO
COLORADO (Region VIII)
Adams Co (P)
Denver Metro Area
Arapahoe Co (P)
Denver Metro Area
Boulder Co (P)
Denver Metro Area
Broomfield Co
Denver Co
Douglas Co (P)
Denver Metro Area
Jefferson Co (P)
Denver Metro Area
 
  Detroit, MI
MICHIGAN (Region V)
Macomb Co (P)
A portion of Detroit
Oakland Co (P)
A portion of Detroit
Wayne Co (P)
A portion of Detroit
 
  Duluth, MN
MINNESOTA (Region V)
St Louis Co (P)
City of Duluth
 
  East Chicago, IN
INDIANA (Region V)
Lake Co (P)
 
  El Paso, TX
TEXAS (Region VI)
El Paso Co (P)
Portion of the City Limits of El Paso
 
  Eugene-Springfield, OR
OREGON (Region X)
Lane Co (P)
Air Quality Maintenance Area
 
  Fairbanks, AK
ALASKA (Region X)
Fairbanks North Star Borough (P)
Portion of Fairbanks urban area
 
  Fort Collins, CO
COLORADO (Region VIII)
Larimer Co (P)
 
  Freehold, NJ
NEW JERSEY (Region II)
Monmouth Co (P)
Borough of Freehold
 
  Fresno, CA
CALIFORNIA (Region IX)
Fresno Co (P)
Fresno Urbanized Area (11/20/85, 50 FR 47735)
 
  Grants Pass, OR
OREGON (Region X)
Josephine Co (P)
Central Business District
 
  Great Falls, MT
MONTANA (Region VIII)
Cascade Co (P)
 
  Greeley, CO
COLORADO (Region VIII)
Weld Co (P)
 
  Hartford-New Britain-Middletown, CT
CONNECTICUT (Region I)
Hartford Co (P)
Litchfield Co (P)
Plymouth Town
Middlesex Co (P)
Tolland Co (P)
 
  Indianapolis, IN
INDIANA (Region V)
Marion Co (P)
 
  Klamath Falls, OR
OREGON (Region X)
Klamath Co (P)
Urban Growth Boundary
 
  Lake Tahoe North Shore, CA
CALIFORNIA (Region IX)
Placer Co (P)
 
  Lake Tahoe South Shore, CA
CALIFORNIA (Region IX)
El Dorado Co (P)
 
  Lake Tahoe, NV
NEVADA (Region IX)
Carson City (P)
Hydrographic Area 90
Douglas Co (P)
Hydrographic Area 90
Washoe Co (P)
Hydrographic Area 90
 
  Las Vegas, NV
NEVADA (Region IX)
Clark Co (P)
Las Vegas Valley Hydrographic Area 212
 
  Longmont, CO
COLORADO (Region VIII)
Boulder Co (P)
Portion of Longmont
Weld Co (P)
Portion of Longmont
 
  Los Angeles-South Coast Air Basin, CA
CALIFORNIA (Region IX)
Los Angeles Co (P)
Orange Co
Riverside Co (P)
San Bernardino Co (P)
 
  Lowell, MA
MASSACHUSETTS (Region I)
Middlesex Co (P)
Lowell City
 
  Manchester, NH
NEW HAMPSHIRE (Region I)
Hillsborough Co (P)
City of Manchester
 
  Medford, OR
OREGON (Region X)
Jackson Co (P)
Medford-Ashland Urban Growth Boundary
 
  Memphis, TN
TENNESSEE (Region IV)
Shelby Co
 
  Minneapolis-St. Paul, MN
MINNESOTA (Region V)
Anoka Co
Carver Co (P)
Dakota Co (P)
Hennepin Co
Ramsey Co
Scott Co (P)
Washington Co (P)
All cities and townships except Denmark Township.
Wright Co (P)
 
  Missoula, MT
MONTANA (Region VIII)
Missoula Co (P)
 
  Modesto, CA
CALIFORNIA (Region IX)
Stanislaus Co (P)
 
  Morristown, NJ
NEW JERSEY (Region II)
Morris Co (P)
City of Morristown
 
  Nashua, NH
NEW HAMPSHIRE (Region I)
Hillsborough Co (P)
City of Nashua
 
  New Haven-Meriden-Waterbury, CT
CONNECTICUT (Region I)
Fairfield Co (P)
Shelton City
Litchfield Co (P)
Bethlehem Town, Thomaston Town, Watertown, Woodbury Town.
New Haven Co
 
  New York-N. New Jersey-Long Island, NY-NJ-CT
CONNECTICUT (Region I)
Fairfield Co (P)
All cities and townships except Shelton city
Litchfield Co (P)
Bridgewater town, New Milford town
NEW JERSEY (Region II)
Bergen Co
Essex Co
Hudson Co
Passaic Co (P)
City of Clifton, City of Patterson, City of Passaic
Union Co
NEW YORK (Region II)
Bronx Co
Kings Co
Nassau Co
New York Co
Queens Co
Richmond Co
Westchester Co
 
  Ogden, UT
UTAH (Region VIII)
Weber Co (P)
City of Ogden
 
  Penns Grove, NJ
NEW JERSEY (Region II)
Salem Co (P)
 
  Perth Amboy, NJ
NEW JERSEY (Region II)
Middlesex Co (P)
City of Perth Amboy
 
  Philadelphia-Camden Co, PA-NJ
NEW JERSEY (Region II)
Camden Co
PENNSYLVANIA (Region III)
Philadelphia Co (P)
 
  Phoenix, AZ
ARIZONA (Region IX)
Maricopa Co (P)
 
  Pittsburgh, PA
PENNSYLVANIA (Region III)
Allegheny Co (P)
 
  Portland, OR
OREGON (Region X)
Clackamas Co (P)
Portland Metro Service District Boundary
Multnomah Co (P)
Portland Metro Service District Boundary
Washington Co (P)
Portland Metro Service District Boundary
 
  Provo, UT
UTAH (Region VIII)
Utah Co (P)
City of Provo
 
  Raleigh-Durham, NC
NORTH CAROLINA (Region IV)
Durham Co
Wake Co
 
  Reno, NV
NEVADA (Region IX)
Washoe Co (P)
Truckee Meadows Hydrographic Area 87
 
  Sacramento, CA
CALIFORNIA (Region IX)
Placer Co (P)
Sacramento Co (P)
Yolo Co (P)
 
  Salem, OR
OREGON (Region X)
Marion Co (P)
City of Salem
Polk Co (P)
City of Salem
 
  Salt Lake City, UT
UTAH (Region VIII)
Salt Lake Co (P)
Salt Lake City
 
  San Diego, CA
CALIFORNIA (Region IX)
San Diego Co (P)
 
  San Francisco-Oakland-San Jose, CA
CALIFORNIA (Region IX)
Alameda Co (P)
Contra Costa Co (P)
Marin Co (P)
Napa Co (P)
San Francisco Co
San Mateo Co (P)
Santa Clara Co (P)
Solano Co (P)
Sonoma Co (P)
 
  Seattle-Tacoma, WA
WASHINGTON (Region X)
King Co (P)
Pierce Co (P)
Snohomish Co (P)
 
  Somerville, NJ
NEW JERSEY (Region II)
Somerset Co (P)
Borough of Somerville
 
  Spokane, WA
WASHINGTON (Region X)
Spokane Co (P)
 
  Springfield, MA
MASSACHUSETTS (Region I)
Hampden Co (P)
Springfield City
 
  St. Louis, MO
MISSOURI (Region VII)
St Louis
St Louis Co (P)
The area encompassed by the I-270 and the Mississippi River.
 
  Stockton, CA
CALIFORNIA (Region IX)
San Joaquin Co (P)
 
  Syracuse, NY
NEW YORK (Region II)
Onondaga Co
 
  Toms River, NJ
NEW JERSEY (Region II)
Ocean Co (P)
City of Toms River
 
  Trenton, NJ
NEW JERSEY (Region II)
Mercer Co (P)
City of Trenton
 
  Tucson, AZ
ARIZONA (Region IX)
Pima Co (P)
Portion of Tucson urban area
 
  Vancouver, WA
WASHINGTON (Region X)
Clark Co (P)
 
  Waltham, MA
MASSACHUSETTS (Region I)
Middlesex Co (P)
Waltham City
 
  Washington, DC-MD-VA
DISTRICT OF COLUMBIA (Region III)
Entire District
MARYLAND (Region III)
Montgomery Co (P)
Election Districts 4, 7, 13
Prince George's Co (P)
Election Districts 2, 6, 12, 16, 17, 18
VIRGINIA (Region III)
Alexandria
Arlington Co
 
  Winston-Salem, NC
NORTH CAROLINA (Region IV)
Forsyth Co
 
  Worcester, MA
MASSACHUSETTS (Region I)
Worcester Co (P)
City of Worcester
 
  Yakima, WA
WASHINGTON (Region X)
Yakima Co (P)
Portion of the Central Business District


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