Maine.

  1. Law
  2. CFR 40
  3. Protection of Environment
  4. Environmental Protection Agency
  5. Air Programs
  6. Designation of Areas for Air Quality Planning Purposes
  7. Section 107 Attainment Status Designations
  8. Maine.

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§ 81.320 Maine.

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Maine - TSP

Designated areas Does not meet primary standards Does not meet secondary standards Cannot be classified Better than national standards
AQCR 107 (Central ME):
Augusta X
Lewiston/Auburn X
Rockland X
Remainder of AQCR X
AQCR 109 (Downeast):
Lincoln X
Bangor/Brewer X
Baileyville X
Remainder of AQCR X
AQCR 108 (Aroostook) X
AQCR 111 (Northwest ME) X
AQCR 110 (Met. Portland) X
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Maine - 1971 Sulfur Dioxide NAAQS

[Primary and Secondary]

Designated area Does not meet primary standards Does not meet secondary standards Cannot be
classified 		Better than national standard
AQCR 110 X
AQCR 107 X
AQCR 109 X
AQCR 108-Madawaska X
Rest of region X
AQCR 111 X
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Maine - 2010 Sulfur Dioxide NAAQS

[Primary]

Designated area1 Designation
Date2 Type
Statewide: Attainment/Unclassifiable.
Androscoggin County
Aroostook County
Cumberland County
Franklin County
Hancock County
Kennebec County
Knox County
Lincoln County
Oxford County
Penobscot County
Piscataquis County
Sagadahoc County
Somerset County
Waldo County
Washington County
York County

1 Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the boundaries of any area of Indian country in this table, including any area of Indian country located in the larger designation area. The inclusion of any Indian country in the designation area is not a determination that the state has regulatory authority under the Clean Air Act for such Indian country.

2 This date is April 9, 2018, unless otherwise noted.

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Maine - Carbon Monoxide

Designated area Designation Classification
Date1 Type Date1 Type
Statewide Unclassifiable/ Attainment
Androscoggin County
Aroostook County
Cumberland County
Franklin County
Hancock County
Kennebec County
Knox County
Lincoln County
Oxford County
Penobscot County
Piscataquis County
Sagadahoc County
Somerset County
Waldo County
Washington County
York County

1 This date is November 15, 1990, unless otherwise noted.

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Maine - Ozone (1-Hour Standard)4

Designated area Designation Classification
Date1 Type Date1 Type
Franklin County Area:
Franklin County (part) Unclassifiable/Attainment
Hancock County and Waldo County Area:
Hancock County Attainment
Waldo County Attainment
Knox County and Lincoln County Area:
Knox County (3) Nonattainment (3) Moderate.
Lincoln County (3) Nonattainment (3) Moderate.
Lewiston-Auburn Area:
Androscoggin County (3) Nonattainment (3) Moderate.
Kennebec County (3) Nonattainment (3) Moderate.
Oxford County Area:
Oxford County (part) Unclassifiable/Attainment
Portland Area:
Cumberland County (3) Nonattainment (3) Moderate.2
Sagadahoc County (3) Nonattainment (3) Moderate.2
York County (3) Nonattainment (3) Moderate.2
Somerset County Area:
Somerset County (part) Unclassifiable/Attainment
AQCR 108 Aroostook Intrastate Unclassifiable/Attainment
Aroostook County (part) see 40 CFR 81.179
AQCR 109 Down East Intrastate Unclassifiable/Attainment
Penobscot County (part), as described under 40 CFR 81.181
Piscataquis County (part) see 40 CFR 81.181
Washington County
AQCR 111 Northwest Maine Intrastate (Remainder of) Unclassifiable/Attainment
see 40 CFR 81.182
Aroostook County
Franklin County (part)
Oxford County (part)
Penobscot County (part)
Piscataquis County (part)
Somerset County (part)

1 This date is October 18, 2000, unless otherwise noted.

2 Attainment date extended to November 15, 1997.

3 This date is January 16, 2001.

4 The 1-hour ozone standard is revoked effective June 15, 2005 for all areas in Maine. Hancock and Waldo Counties are maintenance areas for the 1-hour NAAQS for purposes of 40 CFR part 51 subpart X.

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Maine - PM-10

Designated area Designation Classification
Date Type Date Type
Aroostook County:
City of Presque Isle (part)1 8/30/95 Attainment
That area bounded by Allen Street from its intersection with Main Street east to Dudley Street, Dudley Street south to Cedar Street, Cedar Street west to Main Street, Main Street south to Kennedy Brook, Kennedy Brook northwest crossing Presque Isle Stream to Coburn Street, Coburn Street northwest to Mechanic Street, Mechanic Street west to Judd Street, Judd Street northeast to State Street, State Street northwest to School Street, School Street northeast to Park Street, Park Street east to Main Street
Rest of State 11/15/90 Unclassifiable

1 This definition of the nonattainment area redefines its borders from the entire City of Presque Isle to this area of 0.6 square miles which circumscribe the area of high emission densities and ambient PM10 levels. (60 FR 2885, January 12, 1995)

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Maine - 1997 Annual PM2.5 NAAQS

[Primary and Secondary]

Designated area Designationa Classification
Date1 Type Date Type
Statewide:
Androscoggin County Unclassifiable/Attainment.
Aroostook County Unclassifiable/Attainment.
Cumberland County Unclassifiable/Attainment.
Franklin County Unclassifiable/Attainment.
Hancock County Unclassifiable/Attainment.
Kennebec County Unclassifiable/Attainment.
Knox County Unclassifiable/Attainment.
Lincoln County Unclassifiable/Attainment.
Oxford County Unclassifiable/Attainment.
Penobscot County Unclassifiable/Attainment.
Piscataquis County Unclassifiable/Attainment.
Sagadahoc County Unclassifiable/Attainment.
Somerset County Unclassifiable/Attainment.
Waldo County Unclassifiable/Attainment.
Washington County Unclassifiable/Attainment.
York County Unclassifiable/Attainment.

a Includes Indian Country located in each county or area, except as otherwise specified.

1 This date is 90 days after January 5, 2005, unless otherwise noted.

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Maine - 2012 Annual PM2.5 NAAQS

[Primary]

Designated area1 Designation Classification
Date2 Type Date2 Type
Statewide:
Androscoggin County Unclassifiable/Attainment
Aroostook County Unclassifiable/Attainment
Cumberland County Unclassifiable/Attainment
Franklin County Unclassifiable/Attainment
Hancock County Unclassifiable/Attainment
Kennebec County Unclassifiable/Attainment
Knox County Unclassifiable/Attainment
Lincoln County Unclassifiable/Attainment
Oxford County Unclassifiable/Attainment
Penobscot County Unclassifiable/Attainment
Piscataquis County Unclassifiable/Attainment
Sagadahoc County Unclassifiable/Attainment
Somerset County Unclassifiable/Attainment
Waldo County Unclassifiable/Attainment
Washington County Unclassifiable/Attainment
York County Unclassifiable/Attainment

1 Includes areas of Indian country located in each county or area, except as otherwise specified.

2 This date is April 15, 2015, unless otherwise noted.

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Maine - 1997 24-Hour PM2.5 NAAQS

[Primary and Secondary]

Designated area Designationa Classification
Date1 Type Date Type
Statewide:
Androscoggin County Unclassifiable/Attainment.
Aroostook County Unclassifiable/Attainment.
Cumberland County Unclassifiable/Attainment.
Franklin County Unclassifiable/Attainment.
Hancock County Unclassifiable/Attainment.
Kennebec County Unclassifiable/Attainment.
Knox County Unclassifiable/Attainment.
Lincoln County Unclassifiable/Attainment.
Oxford County Unclassifiable/Attainment.
Penobscot County Unclassifiable/Attainment.
Piscataquis County Unclassifiable/Attainment.
Sagadahoc County Unclassifiable/Attainment.
Somerset County Unclassifiable/Attainment.
Waldo County Unclassifiable/Attainment.
Washington County Unclassifiable/Attainment.
York County Unclassifiable/Attainment.

a Includes Indian Country located in each county or area, except as otherwise specified.

1 This date is 90 days after January 5, 2005, unless otherwise noted.

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Maine - 2006 24-Hour PM2.5 NAAQS

[Primary and Secondary]

Designated area Designationa Classification
Date1 Type Date Type
Statewide:
Androscoggin County Unclassifiable/Attainment.
Aroostook County Unclassifiable/Attainment.
Cumberland County Unclassifiable/Attainment.
Franklin County Unclassifiable/Attainment.
Hancock County Unclassifiable/Attainment.
Kennebec County Unclassifiable/Attainment.
Knox County Unclassifiable/Attainment.
Lincoln County Unclassifiable/Attainment.
Oxford County Unclassifiable/Attainment.
Penobscot County Unclassifiable/Attainment.
Piscataquis County Unclassifiable/Attainment.
Sagadahoc County Unclassifiable/Attainment.
Somerset County Unclassifiable/Attainment.
Waldo County Unclassifiable/Attainment.
Washington County Unclassifiable/Attainment.
York County Unclassifiable/Attainment.

a Includes Indian Country located in each county or area, except as otherwise specified.

1 This date is 30 days after November 13, 2009, unless otherwise noted.

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Maine - NO2 (1971 Annual Standard)

Designated area Does not meet primary standards Cannot be classified or better than national standards
AQCR 110 X
AQCR 107 X
AQCR 109 X
AQCR 108 X
AQCR 111 X
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Maine - NO2 (2010 1-Hour Standard)

Designated area Designationa
Date1 Type
State of Maine Unclassifiable/Attainment.

a Includes Indian Country located in each county or area, except as otherwise specified.

1 This date is 90 days after October 31, 2011, unless otherwise noted.

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Maine - 1997 8-Hour Ozone NAAQS

[Primary and Secondary]

Designated area Designationa Category/classification
Date1 Type Date1 Type
Hancock, Knox, Lincoln and Waldo Cos., ME:
Hancock County (part) (includes only the following cities and towns): Bar Harbor, Blue Hill, Brooklin, Brooksville, Cranberry Isle, Deer Isle, Frenchboro, Gouldsboro, Hancock, Lamoine, Mount Desert, Sedgwick, Sorrento, Southwest Harbor, Stonington, Sullivan, Surry, Swans Island, Tremont, Trenton, and Winter Harbor January 10, 2007 Attainment
Knox County (part) (includes only the following cities and towns): Camden, Criehaven, Cushing, Friendship, Isle au Haut, Matinicus Isle, Muscle Ridge Shoals, North Haven, Owls Head, Rockland, Rockport, St. George, South Thomaston, Thomaston, Vinalhaven, and Warren January 10, 2007 Attainment
Lincoln County (part) (includes only the following cities and towns): Alna, Boothbay, Boothbay Harbor, Breman, Bristol, Damariscotta, Dresden, Edgecomb, Monhegan, Newcastle, Nobleboro, South Bristol, Southport, Waldoboro, Westport, and Wiscasset January 10, 2007 Attainment
Waldo County (part) (includes only the following town): Islesboro January 10, 2007 Attainment
Portland, ME:
Androscoggin County (part) (includes only the following town): Durham January 10, 2007 Attainment
Cumberland County (part) (includes only the following cities and towns): Brunswick, Cape Elizabeth, Casco, Cumberland, Falmouth, Freeport, Frye Island, Gorham, Gray, Harpswell, Long Island, New Gloucester, North Yarmouth, Portland, Pownal, Raymond, Scarborough, South Portland, Standish, Westbrook, Windham, and Yarmouth January 10, 2007 Attainment
Sagadahoc County (includes all cities & towns) January 10, 2007 Attainment
York County (part) (includes only the following cities and towns): Alfred, Arundel, Berwick, Biddeford, Buxton, Dayton, Elliot, Hollis, Kennebunk, Kennebunkport, Kittery, Limington, Lyman, North Berwick, Ogunquit, Old Orchard Beach, Saco, Sanford, South Berwick, Wells, and York January 10, 2007 Attainment
Rest of State Unclassifiable Attainment
Androscoggin County (part) remainder
Aroostook County
Cumberland County (part) remainder
Franklin County
Hancock County (part) remainder
Kennebec County
Knox County (part) remainder
Lincoln County (part) remainder
Oxford County
Penobscot County
Piscataquis County
Somerset County
Waldo County (part) remainder
Washington County
York County (part) remainder

a Includes Indian Country located in each county or area, except as otherwise specified.

1 This date is June 15, 2004, unless otherwise noted.

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Maine - 2008 8-Hour Ozone NAAQS

[Primary and Secondary]

Designated area Designation Classification
Date1 Type Date1 Type
Statewide:2 Unclassifiable/Attainment
Androscoggin County
Aroostook County
Cumberland County
Franklin County
Hancock County
Kennebec County
Knox County
Lincoln County
Oxford County
Penobscot County
Piscataquis County
Sagadahoc County
Somerset County
Waldo County
Washington County
York County

1 This date is July 20, 2012, unless otherwise noted.

2 Includes any Indian country in each county or area, unless otherwise specified.

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Maine - 2015 8-Hour Ozone NAAQS

[Primary and Secondary]

Designated area1 Designation Classification
Date2 Type Date Type
Statewide Attainment/Unclassifiable
Androscoggin County
Aroostook County
Cumberland County
Franklin County
Hancock County
Kennebec County
Knox County
Lincoln County
Oxford County
Penobscot County
Piscataquis County
Sagadahoc County
Somerset County
Waldo County
Washington County
York County

1 Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the boundaries of any area of Indian country in this table, including any area of Indian country located in the larger designation area. The inclusion of any Indian country in the designation area is not a determination that the state has regulatory authority under the Clean Air Act for such Indian country.

2 This date is January 16, 2018, unless otherwise noted.

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Maine - 2008 Lead NAAQS

Designated area Designation for the 2008 NAAQSa
Date1 Type
Whole State Unclassifiable/Attainment.

a Includes Indian Country located in each county or area, except as otherwise specified.

1 December 31, 2011 unless otherwise noted.

[43 FR 8964, Mar. 3, 1978]

Editorial Note

Editorial Note:

For Federal Register citations affecting § 81.320, see the List of CFR Sections Affected, which appears in the Finding Aids section of the printed volume and at www.govinfo.gov.


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