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]
§ 81.340 - Rhode Island.

Rhode Island—TSP

Designated area Does not meet primary standards Does not meet secondary standards Cannot be classified Better than national standards
ProvidenceX
East Providence, Warwick, North Providence, Pawtucket, and Central FallsX
Remainder of Rhode Island portion of AQCR 120X

Rhode Island—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
Rhode Island portion of AQCR 120X

Rhode Island—2010 Sulfur Dioxide NAAQS

[Primary]

Designated area 1 Designation
Date 2 Type
State of Rhode IslandAttainment/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.

Rhode Island—Carbon Monoxide

Designated Area Designation Classification
Date 1 Type Date 1 Type
StatewideUnclassifiable/Attainment
Bristol County
Kent County
Newport County
Providence County
Washington County

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

Rhode Island—Ozone (1-Hour Standard) 2

Designated area Designation Classification
Date 1 Type Date 1 Type
Providence (all of RI) Area:
Bristol CountyNonattainmentSerious.
Kent CountyNonattainmentSerious.
Newport CountyNonattainmentSerious.
Providence CountyNonattainmentSerious.
Washington CountyNonattainmentSerious.

1 This date is January 16, 2001, unless otherwise noted.

2 The 1-hour ozone standard is revoked effective June 15, 2005 for all areas in Rhode Island.

Rhode Island—1997 Annual PM2.5 NAAQS

[Primary and Secondary]

Designated area Designation a Classification
Date 1 Type Date Type
Statewide:
Bristol CountyUnclassifiable/Attainment.
Kent CountyUnclassifiable/Attainment.
Newport CountyUnclassifiable/Attainment.
Providence CountyUnclassifiable/Attainment.
Washington 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.

Rhode Island—2012 Annual PM2.5 NAAQS

[Primary]

Designated area 1 Designation Classification
Date 2 Type Date 2 Type
Statewide:
Bristol CountyUnclassifiable/Attainment
Kent CountyUnclassifiable/Attainment
Newport CountyUnclassifiable/Attainment
Providence CountyUnclassifiable/Attainment
Washington 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.

Rhode Island—1997 24-Hour PM2.5 NAAQS

[Primary and Secondary]

Designated area Designation a Classification
Date 1 Type Date Type
Statewide:
Bristol CountyUnclassifiable/Attainment.
Kent CountyUnclassifiable/Attainment.
Newport CountyUnclassifiable/Attainment.
Providence CountyUnclassifiable/Attainment.
Washington 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.

Rhode Island—2006 24-Hour PM2.5 NAAQS

[Primary and Secondary]

Designated area Designation a Classification
Date 1 Type Date Type
Statewide:
Bristol CountyUnclassifiable/Attainment.
Kent CountyUnclassifiable/Attainment.
Newport CountyUnclassifiable/Attainment.
Providence CountyUnclassifiable/Attainment.
Washington 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.

Rhode Island—NO2 (1971 Annual Standard)

Designated area Does not meet primary standards Cannot be classified or better than national standards
Rhode Island portion of AQCR 120X

Rhode Island—NO2 (2010 1-Hour Standard)

Designated area Designation a
Date 1 Type
State of Rhode IslandUnclassifiable/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.

Rhode Island—1997 8-Hour Ozone NAAQS

[Primary and Secondary]

Designated area Designation a Category/classification
Date 1 Type Date 1 Type
Providence (all of RI), RI:
Bristol CountyNonattainmentSubpart 2/Moderate.
Kent CountyNonattainmentSubpart 2/Moderate.
Newport CountyNonattainmentSubpart 2/Moderate.
Providence CountyNonattainmentSubpart 2/Moderate.
Washington 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.

Rhode Island—2008 8-Hour Ozone NAAQS

[Primary and Secondary]

Designated area Designation Classification
Date 1 Type Date 1 Type
Providence (all of RI), RI: 2Unclassifiable/Attainment
Bristol County
Kent County
Newport County
Providence County
Washington County

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

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

Rhode Island—2015 8-Hour Ozone NAAQS

[Primary and Secondary]

Designated area 1 Designation Classification
Date 2 Type Date 2 Type
Bristol County1/16/18Attainment/Unclassifiable
Kent CountyAttainment/Unclassifiable
Newport County1/16/18Attainment/Unclassifiable
Providence County1/16/18Attainment/Unclassifiable
Washington 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.

Rhode Island—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 § 81.340, 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 81.340
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