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Code of Federal Regulations
Title 40 - PROTECTION OF ENVIRONMENTChapter I - ENVIRONMENTAL PROTECTION AGENCYSubchapter C - AIR PROGRAMSPart 81 - DESIGNATION OF AREAS FOR AIR QUALITY PLANNING PURPOSES
Subpart C - SECTION 107 ATTAINMENT STATUS DESIGNATIONS
Section 81.354 - Northern Mariana Islands

40 C.F.R. § 81.354

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Current through November 30, 2024
Section 81.354 - Northern Mariana Islands

Northern Mariana Islands-TSP

Designated areaDoes not meet primary standardsDoes not meet secondary standardsCannot be classifiedBetter than national standards
Whole State1 X

1 EPA designation only.

Northern Mariana Islands-1971 Sulfur Dioxide NAAQS

[Primary and Secondary]

Designated areaDoes not meet primary standardsDoes not meet secondary standardsCannot be classifiedBetter than national standards
Whole State1 X

1 EPA designation only.

Northern Mariana Islands-2010 Sulfur Dioxide NAAQS

[Primary]

Designated area1 Designation
Date2 Type
Territory WideAttainment/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.

Northern Mariana Islands-Carbon Monoxide

Designated area Designation Classification
Date1 Type Date1 Type
Whole StateUnclassifiable/Attainment

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

Northern Mariana Islands-Ozone (1-Hour Standard)2

Designated area Designation Classification
Date1 Type Date1 Type
Whole StateUnclassifiable/Attainment

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

2 The 1-hour ozone standard is revoked effective June 15, 2005 for all areas in Northern Mariana Islands.

Northern Mariana Islands-1997 Annual PM2.5 NAAQS

[Primary and Secondary]

Designated area Designationa Classification
Date1 Type Date Type
Territory wide:
Northern Islands MunicipalityUnclassifiable/Attainment.
Rota MunicipalityUnclassifiable/Attainment.
Saipan MunicipalityUnclassifiable/Attainment.
Tinian MunicipalityUnclassifiable/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.

Northern Mariana Islands-2012 Annual PM2.5 NAAQS

[Primary]

Designated area1 Designation Classification
Date2 Type Date2 Type
Territory wide:
Northern Islands MunicipalityUnclassifiable/Attainment
Rota MunicipalityUnclassifiable/Attainment
Saipan MunicipalityUnclassifiable/Attainment
Tinian MunicipalityUnclassifiable/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.

Northern Mariana Islands-1997 24-Hour PM2.5 NAAQS

[Primary and Secondary]

Designated area Designationa Classification
Date1 Type Date Type
Territory wide:
Northern Islands MunicipalityUnclassifiable/Attainment.
Rota MunicipalityUnclassifiable/Attainment.
Saipan MunicipalityUnclassifiable/Attainment.
Tinian MunicipalityUnclassifiable/Attainment.

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

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

Northern Mariana Islands-2006 24-Hour PM2.5 NAAQS

[Primary and Secondary]

Designated area Designationa Classification
Date1 Type Date Type
Territory wide:
Northern Islands MunicipalityUnclassifiable/Attainment.
Rota MunicipalityUnclassifiable/Attainment.
Saipan MunicipalityUnclassifiable/Attainment.
Tinian MunicipalityUnclassifiable/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.

Northern Mariana Islands-NO2 (1971 Annual Standard)

Designated areaDoes not meet primary standardsCannot be classified or better than national standards
Whole State1 X

1 EPA designation only.

Northern Mariana Islands-NO2 (2010 1-Hour Standard)

Designated area Designationa
Date1 Type
Northern Mariana IslandsUnclassifiable/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.

Northern Mariana Islands-1997 8-Hour Ozone NAAQS

[Primary and Secondary]

Designated area Designation Category/classification
Date1 Type Date1 Type
Whole StateUnclassifiable/Attainment

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

Northern Mariana Islands-2008 8-Hour Ozone NAAQS

[Primary and Secondary]

Designated area Designation Classification
Date1 Type Date1 Type
Northern Mariana Islands and Any Areas of Indian CountryUnclassifiable/Attainment

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

Northern Mariana Islands-2015 8-Hour Ozone NAAQS

[Primary and Secondary]

Designated area1 Designation Classification
Date2 Type Date Type
Northern Mariana IslandsAttainment/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 January 16, 2018, unless otherwise noted.

Northern Mariana Islands-2008 Lead NAAQS

Designated area Designation for the 2008 NAAQSa
Date1 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.

40 C.F.R. §81.354

43 FR 8964, Mar. 3, 1978
82 FR 54286 , 1/16/2018; 83 FR 1171 , 4/9/2018

For FEDERAL REGISTER citations affecting §81.354, see the List of CFR Sections Affected, which appears in the Finding Aids section of the printed volume and at www.govinfo.gov.