View all text of Subpart 4 [§ 7513 - § 7513b]
§ 7513. Classifications and attainment dates
(a) Initial classifications
(b) Reclassification as Serious
(1) Reclassification before attainment date
The Administrator may reclassify as a Serious PM–10 nonattainment area (identified in this subpart also as a “Serious Area”) any area that the Administrator determines cannot practicably attain the national ambient air quality standard for PM–10 by the attainment date (as prescribed in subsection (c)) for Moderate Areas. The Administrator shall reclassify appropriate areas as Serious by the following dates:
(A) For areas designated nonattainment for PM–10 under section 7407(d)(4) of this title, the Administrator shall propose to reclassify appropriate areas by June 30, 1991, and take final action by December 31, 1991.
(B) For areas subsequently designated nonattainment, the Administrator shall reclassify appropriate areas within 18 months after the required date for the State’s submission of a SIP for the Moderate Area.
(2) Reclassification upon failure to attain
Within 6 months following the applicable attainment date for a PM–10 nonattainment area, the Administrator shall determine whether the area attained the standard by that date. If the Administrator finds that any Moderate Area is not in attainment after the applicable attainment date—
(A) the area shall be reclassified by operation of law as a Serious Area; and
(B) the Administrator shall publish a notice in the Federal Register no later than 6 months following the attainment date, identifying the area as having failed to attain and identifying the reclassification described under subparagraph (A).
(c) Attainment dates
Except as provided under subsection (d), the attainment dates for PM–10 nonattainment areas shall be as follows:
(1) Moderate Areas
(2) Serious Areas
(d) Extension of attainment date for Moderate Areas
Upon application by any State, the Administrator may extend for 1 additional year (hereinafter referred to as the “Extension Year”) the date specified in paragraph 1
1 So in original. Probably should be “subsection”.
(c)(1) if—(1) the State has complied with all requirements and commitments pertaining to the area in the applicable implementation plan; and
(2) no more than one exceedance of the 24-hour national ambient air quality standard level for PM–10 has occurred in the area in the year preceding the Extension Year, and the annual mean concentration of PM–10 in the area for such year is less than or equal to the standard level.
No more than 2 one-year extensions may be issued under the subsection for a single nonattainment area.
(e) Extension of attainment date for Serious Areas
(f) Waivers for certain areas
(July 14, 1955, ch. 360, title I, § 188, as added Pub. L. 101–549, title I, § 105(a), Nov. 15, 1990, 104 Stat. 2458.)