Regulations last checked for updates: May 17, 2024

Title 40 - Protection of Environment last revised: May 15, 2024
All TitlesTitle 40Chapter IPart 81Subpart C - Subpart C—Section 107 Attainment Status Designations
View all text of Subpart C [§ 81.300 - § 81.356]
§ 81.322 - Massachusetts.

Massachusetts—TSP

Designated area Does not meet primary standards Does not meet secondary standards Cannot be classified Better than national standards
Berkshire AQCR:
AdamsX
North AdamsX
PittsfieldX
All other cities and townsX
Central Massachusetts AQCR:
WorcesterX
AtholX
GardnerX
GraftonX
LeominsterX
MillburyX
ShrewsburyX
All other cities and townsX
Merrimack Valley AQCR:
HaverhillX
LawrenceX
All other cities and townsX
Pioneer Valley AQCR:
SpringfiledX
ChicopeeX
HolyokeX
NorthamptonX
South HadleyX
West SpringfiledX
All other cities and townsX
Southeastern Massachusetts AQCR:
Fall RiverX
AttleboroX
New BedfordX
TauntonX
All other cities and townsX
Metropolitan Boston AQCR:
TopsfieldX
WakefieldX
WalpoleX
WatertownX
WaylandX
WellesleyX
WenhamX
WestonX
WestwoodX
WeymouthX
WinchesterX
WinthropX
BostonX
DanversX
CambridgeX
FraminghamX
LynnX
MarbleheadX
NorwoodX
MedfordX
PeabodyX
QuincyX
RevereX
SwampscottX
WalthamX
ArlingtonX
BelmontX
BeverlyX
BraintreeX
BrocktonX
BrooklineX
CantonX
ChelsaX
DedhamX
EverettX
MaldenX
MarlboroughX
MelroseX
MiddletownX
MiltonX
NatickX
NeedhamX
NewtonX
SalemX
SaugusX
SomervilleX
SouthboroughX
StonehamX
All other cities and townsX

Massachusetts—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 standards
Boston and MiltonX
Belchertown, Granby, Ludlow, Palmer, South Hadley and WilbrahamX
Remaining individual cities and towns 1X

1 Each city and town, with the exception of Boston and Milton and Belchertown, Granby, Ludlow, Palmer, South Hadley and Wilbraham as indicated above, is a separate Section 107 designated attainment area.

Massachusetts—2010 Sulfur Dioxide NAAQS

[Primary]

Designated area 1 Designation
Date 2 Type
Statewide:
Barnstable CountyAttainment/Unclassifiable.
Berkshire CountyAttainment/Unclassifiable.
Bristol CountyAttainment/Unclassifiable.
Dukes CountyAttainment/Unclassifiable.
Essex CountyAttainment/Unclassifiable.
Franklin CountyAttainment/Unclassifiable.
Hampden CountyAttainment/Unclassifiable.
Hampshire CountyAttainment/Unclassifiable.
Middlesex CountyAttainment/Unclassifiable.
Nantucket CountyAttainment/Unclassifiable.
Norfolk CountyAttainment/Unclassifiable.
Plymouth CountyAttainment/Unclassifiable.
Suffolk CountyAttainment/Unclassifiable.
Worcester CountyAttainment/Unclassifiable.

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.

Massachusetts—Carbon Monoxide

Designated area Designation Classification
Date 1 Type Date 1 Type
Boston area:
Middlesex County (part) Cities of Cambridge, Everett, Malden, Medford, and Somerville4/1/96Attainment
Norfolk County (part) Quincy City4/1/96Attainment
Suffolk County (part) Cities of Boston, Chelsea, and Revere4/1/96Attainment
Lowell area:
Middlesex County (part) Lowell City4/22/02Attainment
Springfield area:
Hampden County (part) Springfield City4/22/02Attainment
Waltham area:
Middlesex County (part) Waltham City4/22/02Attainment
Worcester area:
Worcester County (part) Worcester City4/22/02Attainment
AQCR 042 Hartford-New Haven-Springfield—All portions except Springfield CityUnclassifiable/Attainment
AQCR 117 Berkshire InterstateUnclassifiable/Attainment
AQCR 118 Central Massachusetts Interstate—All portions except Worcester CityUnclassifiable/Attainment
AQCR 119 Metropolitan Boston Intrastate—All portions except cities of Boston, Cambridge, Chelsea, Everett, Malden, Medford, Quincy, Revere, and Waltham.Unclassifiable/Attainment
AQCR 120 Metropolitan Providence InterstateUnclassifiable/Attainment
AQCR 121 Merrimack Valley-S New Hampshire—All portions except Lowell CityUnclassifiable/Attainment

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

Massachusetts—Ozone (1-Hour Standard) 3

Designated area Designation Classification
Date 1 Type Date 1 Type
Boston-Lawrence-Worcester (E. Mass) Area:
Barnstable County( 2)Nonattainment( 2)Serious.
Bristol County( 2)Nonattainment( 2)Serious.
Dukes County( 2)Nonattainment( 2)Serious.
Essex County( 2)Nonattainment( 2)Serious.
Middlesex County( 2)Nonattainment( 2)Serious.
Nantucket County( 2)Nonattainment( 2)Serious.
Norfolk County( 2)Nonattainment( 2)Serious.
Plymouth County( 2)Nonattainment( 2)Serious.
Suffolk County( 2)Nonattainment( 2)Serious.
Worcester County( 2)Nonattainment( 2)Serious.
Springfield (W. Mass) Area:
Berkshire CountyNonattainmentSerious.
Franklin CountyNonattainmentSerious.
Hampden CountyNonattainmentSerious.
Hampshire CountyNonattainmentSerious.

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

2 This date is January 16, 2001.

3 The 1-hour ozone standard is revoked effective June 15, 2005 for all areas in Massachusetts.

Massachusetts—1997 Annual PM2.5 NAAQS

[Primary and Secondary]

Designated area Designation a Classification
Date 1 Type Date Type
Statewide:
Barnstable CountyUnclassifiable/Attainment.
Berkshire CountyUnclassifiable/Attainment.
Bristol CountyUnclassifiable/Attainment.
Dukes CountyUnclassifiable/Attainment.
Essex CountyUnclassifiable/Attainment.
Franklin CountyUnclassifiable/Attainment.
Hampden CountyUnclassifiable/Attainment.
Hampshire CountyUnclassifiable/Attainment.
Middlesex CountyUnclassifiable/Attainment.
Nantucket CountyUnclassifiable/Attainment.
Norfolk CountyUnclassifiable/Attainment.
Plymouth CountyUnclassifiable/Attainment.
Suffolk CountyUnclassifiable/Attainment.
Worcester CountyUnclassifiable/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.

Massachusetts—2012 Annual PM2.5 NAAQS

[Primary]

Designated area 1 Designation Classification
Date 2 Type Date 2 Type
Statewide:
Barnstable CountyUnclassifiable/Attainment
Berkshire CountyUnclassifiable/Attainment
Bristol CountyUnclassifiable/Attainment
Dukes CountyUnclassifiable/Attainment
Essex CountyUnclassifiable/Attainment
Franklin CountyUnclassifiable/Attainment
Hampden CountyUnclassifiable/Attainment
Hampshire CountyUnclassifiable/Attainment
Middlesex CountyUnclassifiable/Attainment
Nantucket CountyUnclassifiable/Attainment
Norfolk CountyUnclassifiable/Attainment
Plymouth CountyUnclassifiable/Attainment
Suffolk CountyUnclassifiable/Attainment
Worcester CountyUnclassifiable/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.

Massachusetts—1997 24-Hour PM2.5 NAAQS

[Primary and Secondary]

Designated area Designation a Classification
Date 1 Type Date Type
Statewide:
Barnstable CountyUnclassifiable/Attainment.
Berkshire CountyUnclassifiable/Attainment.
Bristol CountyUnclassifiable/Attainment.
Dukes CountyUnclassifiable/Attainment.
Essex CountyUnclassifiable/Attainment.
Franklin CountyUnclassifiable/Attainment.
Hampden CountyUnclassifiable/Attainment.
Hampshire CountyUnclassifiable/Attainment.
Middlesex CountyUnclassifiable/Attainment.
Nantucket CountyUnclassifiable/Attainment.
Norfolk CountyUnclassifiable/Attainment.
Plymouth CountyUnclassifiable/Attainment.
Suffolk CountyUnclassifiable/Attainment.
Worcester CountyUnclassifiable/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.

Massachusetts—2006 24-Hour PM2.5 NAAQS

[Primary and Secondary]

Designated area Designation a Classification
Date 1 Type Date Type
Statewide:
Barnstable CountyUnclassifiable/Attainment.
Berkshire CountyUnclassifiable/Attainment.
Bristol CountyUnclassifiable/Attainment.
Dukes CountyUnclassifiable/Attainment.
Essex CountyUnclassifiable/Attainment.
Franklin CountyUnclassifiable/Attainment.
Hampden CountyUnclassifiable/Attainment.
Hampshire CountyUnclassifiable/Attainment.
Middlesex CountyUnclassifiable/Attainment.
Nantucket CountyUnclassifiable/Attainment.
Norfolk CountyUnclassifiable/Attainment.
Plymouth CountyUnclassifiable/Attainment.
Suffolk CountyUnclassifiable/Attainment.
Worcester CountyUnclassifiable/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.

Massachusetts—NO2 (1971 Annual Standard)

Designated area Does not meet primary standards Does not meet secondary standards Cannot be classified Better than national standard
Each Individual City and Town 1X

1 Each city and town is a separate Section 107 desginated Attainment Area.

Massachusetts—NO2 (2010 1-Hour Standard)

Designated area Designation a
Date 1 Type
State of MassachusettsUnclassifiable/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.

Massachusetts—1997 8-Hour Ozone NAAQS

[Primary and Secondary]

Designated area Designation a Category/classification
Date 1 Type Date 1 Type
Boston-Lawrence-Worcester (E. Mass), MA:
Barnstable CountyNonattainmentSubpart 2/Moderate.
Bristol CountyNonattainmentSubpart 2/Moderate.
Dukes CountyNonattainmentSubpart 2/Moderate.
Essex CountyNonattainmentSubpart 2/Moderate.
Middlesex CountyNonattainmentSubpart 2/Moderate.
Nantucket CountyNonattainmentSubpart 2/Moderate.
Norfolk CountyNonattainmentSubpart 2/Moderate.
Plymouth CountyNonattainmentSubpart 2/Moderate.
Suffolk CountyNonattainmentSubpart 2/Moderate.
Worcester CountyNonattainmentSubpart 2/Moderate.
Springfield (W. Mass), MA:
Berkshire CountyNonattainmentSubpart 2/Moderate.
Franklin CountyNonattainmentSubpart 2/Moderate.
Hampden CountyNonattainmentSubpart 2/Moderate.
Hampshire CountyNonattainmentSubpart 2/Moderate.

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

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

Massachusetts—2008 8-Hour Ozone NAAQS

[Primary and Secondary]

Designated area Designation Classification
Date 1 Type Date 1 Type
Dukes County, MA: 2NonattainmentMarginal.
Dukes County Wampanoag Tribe of Gay Head (Aquinnah) of Massachusetts 3
Rest of State: 4
Barnstable CountyUnclassifiable/Attainment
Berkshire CountyUnclassifiable/Attainment
Bristol CountyUnclassifiable/Attainment
Essex CountyUnclassifiable/Attainment
Franklin CountyUnclassifiable/Attainment
Hampden County.Unclassifiable/Attainment
Hampshire CountyUnclassifiable/Attainment
Middlesex CountyUnclassifiable/Attainment
Nantucket CountyUnclassifiable/Attainment
Norfolk CountyUnclassifiable/Attainment
Plymouth CountyUnclassifiable/Attainment
Suffolk CountyUnclassifiable/Attainment
Worcester CountyUnclassifiable/Attainment

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

2 Excludes Indian country located in each area, unless otherwise noted.

3 Includes Indian country of the tribe listed in this table located in the identified area. Information pertaining to areas of Indian country in this table is intended for CAA planning purposes only and is not an EPA determination of Indian country status or any Indian country boundary. EPA lacks the authority to establish Indian country land status, and is making no determination of Indian country boundaries, in this table.

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

Massachusetts—2015 8-Hour Ozone NAAQS

[Primary and Secondary]

Designated area 1 Designation Classification
Date 2 Type Date Type
Barnstable County1/16/18Attainment/Unclassifiable
Berkshire CountyAttainment/Unclassifiable
Bristol County1/16/18Attainment/Unclassifiable
Dukes County1/16/18Attainment/Unclassifiable
Essex County1/16/18Attainment/Unclassifiable
Franklin County1/16/18Attainment/Unclassifiable
Hampden CountyAttainment/Unclassifiable
Hampshire County1/16/18Attainment/Unclassifiable
Middlesex County1/16/18Attainment/Unclassifiable
Nantucket County1/16/18Attainment/Unclassifiable
Norfolk County1/16/18Attainment/Unclassifiable
Plymouth County1/16/18Attainment/Unclassifiable
Suffolk County1/16/18Attainment/Unclassifiable
Worcester CountyAttainment/Unclassifiable

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 August 3, 2018, unless otherwise noted.

Massachusetts—2008 Lead NAAQS

Designated area Designation for the 2008 NAAQS a
Date 1 Type
Whole StateUnclassifiable/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:For Federal Register citations affecting § 81.322, see the List of CFR Sections Affected, which appears in the Finding Aids section of the printed volume and at www.govinfo.gov.
authority: 42 U.S.C. 7401,
source: 36 FR 22421, Nov. 25, 1971, unless otherwise noted.
cite as: 40 CFR 81.322
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