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State/Area/County Report
Previous Nonattainment Areas No Longer Subject to the 1-hour Standard

As of June 15, 2005



CALIFORNIA (Region IX)
   Chico, CA (Section 185A)
Butte Co
   Imperial Co, CA (Section 185A)
Imperial Co
   Los Angeles South Coast Air Basin, CA (Extreme)
Los Angeles Co (P)
Orange Co
Riverside Co (P)
San Bernardino Co (P)
 
  Morongo Band of Mission Indians
Morongo Band of Mission Indians
 
   Sacramento Metro, CA (Severe-15)
El Dorado Co (P)
All of county up to Lake Tahoe
Placer Co (P)
All of county up to Lake Tahoe
Sacramento Co
Solano Co (P)
Northeastern portion
Sutter Co (P)
Southern portion
Yolo Co
   San Francisco Bay Area, CA (Other)
Alameda Co
Contra Costa Co
Marin Co
Napa Co
San Francisco Co
San Mateo Co
Santa Clara Co
Solano Co (P)
Southeastern portion
Sonoma Co (P)
Southern portion
   San Joaquin Valley, CA (Extreme)
Fresno Co
Kern Co (P)
Boundary between the Kern County and San Joaquin Valley air districts that generally follows the ridge line of the Sierra Nevada and Tehachapi Mountain Ranges
Kings Co
Madera Co
Merced Co
San Joaquin Co
Stanislaus Co
Tulare Co
   Southeast Desert Modified AQMA, CA (Severe-17)
Los Angeles Co (P)
Riverside Co (P)
San Bernardino Co (P)
   Ventura Co, CA (Severe-15*)
Ventura Co
   Yuba City, CA (Section 185A)
Sutter Co (P)
Northern portion
Yuba Co
 
CONNECTICUT (Region I)
Greater Connecticut, CT (Serious)
Fairfield Co (P)
Shelton City
Hartford Co
Litchfield Co (P)
All cities and townships except: Bridgewater Town, New Milford Town
Middlesex Co
New Haven Co
New London Co
Tolland Co
Windham Co
   New York-N. New Jersey-Long Island, NY-NJ-CT (Severe-17)
Fairfield Co (P)
All cities and townships except Shelton City
Litchfield Co (P)
Bridgewater Town, New Milford Town
 
DELAWARE (Region III)
   Philadelphia-Wilmington-Trenton, PA-NJ-DE-MD (Severe-15)
Kent Co
New Castle Co
   Sussex Co, DE (Marginal)
Sussex Co
 
DISTRICT OF COLUMBIA (Region III)
   Washington, DC-MD-VA (Severe-15)
Entire District
 
ILLINOIS (Region V)
   Chicago-Gary-Lake County, IL-IN (Severe-17)
Cook Co
Du Page Co
Grundy Co (P)
Aux Sable Township
Gooselake Township
Kane Co
Kendall Co (P)
Oswego Township
Lake Co
Mc Henry Co
Will Co
 
INDIANA (Region V)
   Chicago-Gary-Lake County, IL-IN (Severe-17)
Lake Co
Porter Co
 
LOUISIANA (Region VI)
   Baton Rouge, LA (Severe-15)
Ascension Par
East Baton Rouge Par
Iberville Par
Livingston Par
West Baton Rouge Par
 
MAINE (Region I)
   Knox & Lincoln Co.s, ME (Moderate*)
Knox Co
Lincoln Co
   Lewiston-Auburn, ME (Moderate*)
Androscoggin Co
Kennebec Co
   Portland, ME (Moderate)
Cumberland Co
Sagadahoc Co
York Co
 
MARYLAND (Region III)
   Baltimore, MD (Severe-15)
Anne Arundel Co
Baltimore (City)
Baltimore Co
Carroll Co
Harford Co
Howard Co
   Philadelphia-Wilmington-Trenton, PA-NJ-DE-MD (Severe-15)
Cecil Co
   Washington, DC-MD-VA (Severe-15)
Calvert Co
Charles Co
Frederick Co
Montgomery Co
Prince George's Co
 
MASSACHUSETTS (Region I)
   Boston-Lawrence-Worcester (E. MA), MA-NH (Serious)
Barnstable Co
Bristol Co
Dukes Co
Essex Co
Middlesex Co
Nantucket Co
Norfolk Co
Plymouth Co
Suffolk Co
Worcester Co
   Springfield (Western MA), MA (Serious)
Berkshire Co
Franklin Co
Hampden Co
Hampshire Co
 
NEVADA (Region IX)
   Reno, NV (Marginal)
Washoe Co
 
NEW HAMPSHIRE (Region I)
   Boston-Lawrence-Worcester (E. MA), MA-NH (Serious)
Hillsborough Co (P)
Rockingham Co (P)
   Manchester, NH (Marginal)
Hillsborough Co (P)
Merrimack Co
Rockingham Co (P)
   Portsmouth-Dover-Rochester, NH (Serious)
Rockingham Co (P)
Strafford Co
   Cheshire Co, NH (Incomplete Data)
Cheshire Co
 
NEW JERSEY (Region II)
   Allentown-Bethlehem-Easton, PA-NJ (Marginal)
Warren Co
   Atlantic City, NJ (Moderate)
Atlantic Co
Cape May Co
   New York-N. New Jersey-Long Island, NY-NJ-CT (Severe-17)
Bergen Co
Essex Co
Hudson Co
Hunterdon Co
Middlesex Co
Monmouth Co
Morris Co
Ocean Co
Passaic Co
Somerset Co
Sussex Co
Union Co
   Philadelphia-Wilmington-Trenton, PA-NJ-DE-MD (Severe-15)
Burlington Co
Camden Co
Cumberland Co
Gloucester Co
Mercer Co
Salem Co
 
NEW MEXICO (Region VI)
   Sunland Park, NM (New Area 1995) (Marginal)
Dona Ana Co (P)
 
NEW YORK (Region II)
   Albany-Schenectady-Troy, NY (Marginal)
Albany Co
Greene Co
Montgomery Co
Rensselaer Co
Saratoga Co
Schenectady Co
   Buffalo-Niagara Falls, NY (Marginal)
Erie Co
Niagara Co
   Essex Co, NY (Marginal RT)
Essex Co (P)
The portion of Whiteface Mountain above 4,500 feet in elevation in Essex County
   Jefferson Co, NY (Marginal*)
Jefferson Co
   New York-N. New Jersey-Long Island, NY-NJ-CT (Severe-17)
Bronx Co
Kings Co
Nassau Co
New York Co
Orange Co (P)
Queens Co
Richmond Co
Rockland Co
Suffolk Co
Westchester Co
   Poughkeepsie, NY (Moderate)
Dutchess Co
Orange Co (P)
Remainder of County
Putnam Co
 
OREGON (Region X)
   Salem, OR (Incomplete Data)
Marion Co (P)
Salem Area Transportation Study
Polk Co (P)
Salem Area Transportation Study
 
PENNSYLVANIA (Region III)
   Allentown-Bethlehem-Easton, PA-NJ (Marginal)
Carbon Co
Lehigh Co
Northampton Co
   Altoona, PA (Marginal)
Blair Co
   Erie, PA (Marginal)
Erie Co
   Harrisburg-Lebanon-Carlisle, PA (Marginal)
Cumberland Co
Dauphin Co
Lebanon Co
Perry Co
   Johnstown, PA (Marginal)
Cambria Co
Somerset Co
   Lancaster, PA (Marginal)
Lancaster Co
   Philadelphia-Wilmington-Trenton, PA-NJ-DE-MD (Severe-15)
Bucks Co
Chester Co
Delaware Co
Montgomery Co
Philadelphia Co
   Scranton-Wilkes-Barre, PA (Marginal)
Columbia Co
Lackawanna Co
Luzerne Co
Monroe Co
Wyoming Co
   York, PA (Marginal)
Adams Co
York Co
   Youngstown-Warren-Sharon, PA portion (Marginal)
Mercer Co
   Crawford Co, PA (Incomplete Data)
Crawford Co
   Franklin Co, PA (Incomplete Data)
Franklin Co
   Greene Co, PA (Incomplete Data)
Greene Co
   Juniata Co, PA (Incomplete Data)
Juniata Co
   Lawrence Co, PA (Incomplete Data)
Lawrence Co
   Northumberland Co, PA (Incomplete Data)
Northumberland Co
   Pike Co, PA (Incomplete Data)
Pike Co
   Schuylkill Co, PA (Incomplete Data)
Schuylkill Co
   Snyder Co, PA (Incomplete Data)
Snyder Co
   Susquehanna Co, PA (Incomplete Data)
Susquehanna Co
   Warren Co, PA (Incomplete Data)
Warren Co
   Wayne Co, PA (Incomplete Data)
Wayne Co
 
RHODE ISLAND (Region I)
   Providence (All RI), RI (Serious)
Bristol Co
Kent Co
Newport Co
Providence Co
Washington Co
 
TEXAS (Region VI)
   Beaumont-Port Arthur, TX (Serious)
Hardin Co
Jefferson Co
Orange Co
   Dallas-Fort Worth, TX (Serious)
Collin Co
Dallas Co
Denton Co
Tarrant Co
   El Paso, TX (Serious)
El Paso Co
   Houston-Galveston-Brazoria, TX (Severe-17)
Brazoria Co
Chambers Co
Fort Bend Co
Galveston Co
Harris Co
Liberty Co
Montgomery Co
Waller Co
 
VIRGINIA (Region III)
   Smyth Co, VA (White Top Mtn) (Marginal RT)
Smyth Co (P)
   Washington, DC-MD-VA (Severe-15)
Alexandria
Arlington Co
Fairfax
Fairfax Co
Falls Church
Loudoun Co
Manassas
Manassas Park
Prince William Co
Stafford Co
 
WISCONSIN (Region V)
   Milwaukee-Racine, WI (Severe-17)
Kenosha Co
Milwaukee Co
Ozaukee Co
Racine Co
Washington Co
Waukesha Co

Notes: (P) : A portion of the county is located within the area and was designated nonattainment on June 14, 2005. * : 5% classification change Sec. 181.(a)(3) The former 1-hour ozone designations and classifications as of June 15, 2004, are being retained in subpart C of Part 81 for purposes of the anti backsliding provisions of 40 CFR 51.905. 40 CFR 51.905(c) references subpart C of part 81 for the areas affected by the anti-backsliding regulation.

78 FR 58189, effective 10/23/2013, corrected a boundary for the land of the Morongo Band of Mission Indians, located near Banning Pass in Riverside County, identifying it as a separately designated area for the one-hour Ozone standard, independent of the Los Angeles-South Coast Air Basin Area.


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