CFR > Title 40 - Protection of Environment > CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY > SUBCHAPTER C—AIR PROGRAMS (Parts 50–99) > PART 81—DESIGNATION OF AREAS FOR AIR QUALITY PLANNING PURPOSES > SUBPART C—Section 107 Attainment Status Designations (§81.300 to §81.356) > 81.354—Northern Mariana Islands.

81.354—Northern Mariana Islands.

Northern Mariana Islands—TSP
Designated area Does not meet primary standards Does not meet secondary standards Cannot be classified Better than national standards
Whole State 1 X
1 EPA designation only.
Northern Mariana Islands—SO2
Designated area Does not meet primary standards Does not meet secondary standards Cannot be classified Better than national standards
Whole State 1 X
1 EPA designation only.
Northern Mariana Islands—Carbon Monoxide
Designated Area Designation Classification
Date 1 Type Date 1 Type
Whole State Unclassifiable/Attainment
1 This date is November 15, 1990, unless otherwise noted.
Northern Mariana Islands—Ozone (1-Hour Standard)2
Designated area Designation Classification
Date 1 Type Date 1 Type
Whole State Unclassifiable/Attainment
1 This date is October 18, 2000, unless otherwise noted.
Code of Federal Regulations 560
2 The 1-hour ozone standard is revoked effective June 15, 2005 for all areas in Northern Mariana Islands.
Northern Mariana Islands—NO2
Designated area Does not meet primary standards Cannot be classified or better than national standards
Whole State 1 X
1 EPA designation only.
Northern Mariana Islands—Ozone (8-Hour Standard)
Designated area Designation Category/classification
Date 1 Type Date 1 Type
Whole State Unclassifiable/Attainment
1 This date is June 15, 2004, unless otherwise noted.
Northern Mariana Islands—PM2.5 (Annual NAAQS)
Designated area Designation a
Date 1 Type
Statewide:
Northern Islands Municipality Unclassifiable/Attainment.
Rota Municipality Unclassifiable/Attainment.
Saipan Municipality Unclassifiable/Attainment.
Tinian Municipality 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.
Northern Mariana Islands—PM2.5
[24-hour NAAQS]
Designated area Designation for the 1997 NAAQS a Designation for the 2006 NAAQS a
Date 1 Type Date 2 Type
Territory wide:
Northern Islands Municipality Unclassifiable/Attainment Unclassifiable/Attainment.
Rota Municipality Unclassifiable/Attainment Unclassifiable/Attainment.
Saipan Municipality Unclassifiable/Attainment Unclassifiable/Attainment.
Tinian Municipality Unclassifiable/Attainment 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.
2 This date is 30 days after November 13, 2009, unless otherwise noted.

Code of Federal Regulations

[43 FR 8964, Mar. 3, 1978, as amended at 56 FR 56855, Nov. 6, 1991; 63 FR 31094, June 5, 1998; 65 FR 45272, July 20, 2000; 69 FR 23949, Apr. 30, 2004; 70 FR 1018, Jan. 5, 2005; 70 FR 44478, Aug. 3, 2005; 74 FR 58779, Nov. 13, 2009]