Learn About The Law
Get help with your legal needs
FindLaw’s Learn About the Law features thousands of informational articles to help you understand your options. And if you’re ready to hire an attorney, find one in your area who can help.
Code of Federal Regulations Title 40. Protection of Environment § 40.81.320 Maine
Current as of January 02, 2025 | Updated by Findlaw Staff
|
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 |
|
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 |
|
Maine—2010 Sulfur Dioxide NAAQS (Primary) |
||
|---|---|---|
|
Designated area 1 |
Designation |
|
|
Date 2 |
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.
|
Maine—Carbon Monoxide |
||||
|---|---|---|---|---|
|
Designation |
Classification |
|||
|
Designated Area |
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.
|
Maine—Ozone (1–Hour Standard) 4 |
||||
|---|---|---|---|---|
|
Designated area |
Designation |
Classification |
||
|
Date 1 |
Type |
Date 1 |
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.
|
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)
|
Maine—1997 Annual PM2.5 NAAQS |
||||
|---|---|---|---|---|
|
[Primary and secondary] |
||||
|
Designated area |
Designation a |
Classification |
||
|
Date 1 |
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.
|
Maine—2012 Annual PM2.5 NAAQS |
||||
|---|---|---|---|---|
|
[Primary] |
||||
|
Designated area 1 |
Designation |
Classification |
||
|
Date 2 |
Type |
Date 2 |
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.
|
Maine—1997 24-Hour PM2.5 NAAQS |
||||
|---|---|---|---|---|
|
[Primary and secondary] |
||||
|
Designated area |
Designation a |
Classification |
||
|
Date 1 |
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.
|
Maine—2006 24-Hour PM2.5 NAAQS |
||||
|---|---|---|---|---|
|
[Primary and secondary] |
||||
|
Designated area |
Designation a |
Classification |
||
|
Date 1 |
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.
|
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 |
|
Maine—NO2 (2010 1-Hour Standard) |
||
|---|---|---|
|
Designated area |
Designation a |
|
|
Date 1 |
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.
|
Maine—1997 8–Hour Ozone NAAQS (Primary and Secondary) |
||||
|---|---|---|---|---|
|
Designated area |
Designation a |
Category/ classification |
||
|
Date 1 |
Type |
Date 1 |
Type |
|
|
Hancock, Knox, Lincoln and Waldo Cos., ME: |
||||
|
Hancock County (part) |
January 10, 2007 |
Attainment |
||
|
(includes only the |
||||
|
following cities and |
||||
|
towns): Bar Harbor, Blue |
||||
|
Hill, Brooklin, Brooks- |
||||
|
ville, Cranberry Isle, |
||||
|
Deer Isle, Frenchboro, |
||||
|
Gouldsboro, Hancock, |
||||
|
Lamoine, Mount Desert, |
||||
|
Sedgwick, Sorrento, |
||||
|
Southwest Harbor, |
||||
|
Stonington, Sullivan, |
||||
|
Surry, Swans Island, |
||||
|
Tremont, Trenton, |
||||
|
and Winter Harbor |
||||
|
Knox County (part) |
January 10, 2007 |
Attainment |
||
|
(includes only the |
||||
|
following cities and |
||||
|
towns): Camden, Crie- |
||||
|
haven, Cushing, |
||||
|
Friendship, Isle au Haut, |
||||
|
Matinicus Isle, Muscle |
||||
|
Ridge Shoals, North |
||||
|
Haven, Owls Head, |
||||
|
Rockland, Rockport, |
||||
|
St. George, South |
||||
|
Thomaston, Thomaston, |
||||
|
Vinalhaven, and Warren |
||||
|
Lincoln County (part) |
January 10, 2007 |
Attainment |
||
|
(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 |
||||
|
Waldo County (part) |
January 10, 2007 |
Attainment |
||
|
(includes only the |
||||
|
following town): |
||||
|
Islesboro |
||||
|
Portland, ME: |
||||
|
Androscoggin County (part) |
January 10, 2007 |
Attainment |
||
|
(includes only the |
||||
|
following town): |
||||
|
Durham |
||||
|
Cumberland County (part) |
January 10, 2007 |
Attainment |
||
|
(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 |
||||
|
Sagadahoc County (includes all cities & towns) |
January 10, 2007 |
Attainment |
||
|
York County (part) |
January 10, 2007 |
Attainment |
||
|
(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 |
||||
|
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 otherwise specified.
1 This date is June 15, 2004, unless otherwise noted.
|
Maine—2008 8-Hour Ozone NAAQS |
||||
|---|---|---|---|---|
|
(Primary and secondary) |
||||
|
Designated area |
Designation |
Classification |
||
|
Date 1 |
Type |
Date 1 |
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.
|
Maine—2015 8-Hour Ozone NAAQS |
||||
|---|---|---|---|---|
|
[Primary and Secondary] |
||||
|
Designated area 1 |
Designation |
Classification |
||
|
Date 2 |
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.
|
Maine—2008 Lead NAAQS |
||
|---|---|---|
|
Designated area |
Designation for the 2008 NAAQS a |
|
|
Date 1 |
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.
Cite this article: FindLaw.com - Code of Federal Regulations Title 40. Protection of Environment § 40.81.320 Maine - last updated January 02, 2025 | https://codes.findlaw.com/cfr/title-40-protection-of-environment/cfr-sect-40-81-320/
FindLaw Codes may not reflect the most recent version of the law in your jurisdiction. Please verify the status of the code you are researching with the state legislature before relying on it for your legal needs.
Was this helpful?
Welcome to FindLaw's Cases & Codes
A free source of state and federal court opinions, state laws, and the United States Code. For more information about the legal concepts addressed by these cases and statutes, visit FindLaw’s Learn About the Law.
Latest Blog Posts
-
Executive Order Strips Protections From More Career Federal Workers
-
Alleging a Culture of Racism, Bigotry, and Misogyny, Karen Read Sues Police for Negligence and Conspiracy
-
How Host Cities Are Changing Alcohol, Surveillance, and ID Laws for the World Cup 2026
-
Massachusetts Attorney General Sues UHC for $100 Million, Alleges Medicaid Fraud
-
Explore all
For Legal Professionals
Need to Find an Attorney?
Search our directory by legal issue
Enter information in one or both fields (Required)