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42 U.S.C. § 7408 — Air quality criteria and control tech-
Federal law — U.S. Code and appendices · legal_authorities
Page 7183
TITLE 42—THE PUBLIC HEALTH AND WELFARE
§ 7408
1 See Codification note below.
95–95, set out as an Effective Date of 1977 Amendment
note under section 7401 of this title.
MODIFICATION OR RESCISSION OF RULES, REGULATIONS,
ORDERS,
DETERMINATIONS,
CONTRACTS,
CERTIFI-
CATIONS, AUTHORIZATIONS, DELEGATIONS, AND OTHER
ACTIONS
All rules, regulations, orders, determinations, con-
tracts, certifications, authorizations, delegations, or
other actions duly issued, made, or taken by or pursu-
ant to act July 14, 1955, the Clean Air Act, as in effect
immediately prior to the date of enactment of Pub. L.
95–95 [Aug. 7, 1977] to continue in full force and effect
until modified or rescinded in accordance with act July
14, 1955, as amended by Pub. L. 95–95 [this chapter], see
section 406(b) of Pub. L. 95–95, set out as an Effective
Date of 1977 Amendment note under section 7401 of this
title.
§ 7408. Air quality criteria and control tech-
niques
(a) Air pollutant list; publication and revision by
Administrator; issuance of air quality cri-
teria for air pollutants
(1) For the purpose of establishing national
primary and secondary ambient air quality
standards, the Administrator shall within 30
days after December 31, 1970, publish, and shall
from time to time thereafter revise, a list which
includes each air pollutant—
(A) emissions of which, in his judgment,
cause or contribute to air pollution which may
reasonably be anticipated to endanger public
health or welfare;
(B) the presence of which in the ambient air
results from numerous or diverse mobile or
stationary sources; and
(C) for which air quality criteria had not
been issued before December 31, 1970 but for
which he plans to issue air quality criteria
under this section.
(2) The Adminis
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Page 7183
TITLE 42—THE PUBLIC HEALTH AND WELFARE
§ 7408
1 See Codification note below.
95–95, set out as an Effective Date of 1977 Amendment
note under section 7401 of this title.
MODIFICATION OR RESCISSION OF RULES, REGULATIONS,
ORDERS,
DETERMINATIONS,
CONTRACTS,
CERTIFI-
CATIONS, AUTHORIZATIONS, DELEGATIONS, AND OTHER
ACTIONS
All rules, regulations, orders, determinations, con-
tracts, certifications, authorizations, delegations, or
other actions duly issued, made, or taken by or pursu-
ant to act July 14, 1955, the Clean Air Act, as in effect
immediately prior to the date of enactment of Pub. L.
95–95 [Aug. 7, 1977] to continue in full force and effect
until modified or rescinded in accordance with act July
14, 1955, as amended by Pub. L. 95–95 [this chapter], see
section 406(b) of Pub. L. 95–95, set out as an Effective
Date of 1977 Amendment note under section 7401 of this
title.
§ 7408. Air quality criteria and control tech-
niques
(a) Air pollutant list; publication and revision by
Administrator; issuance of air quality cri-
teria for air pollutants
(1) For the purpose of establishing national
primary and secondary ambient air quality
standards, the Administrator shall within 30
days after December 31, 1970, publish, and shall
from time to time thereafter revise, a list which
includes each air pollutant—
(A) emissions of which, in his judgment,
cause or contribute to air pollution which may
reasonably be anticipated to endanger public
health or welfare;
(B) the presence of which in the ambient air
results from numerous or diverse mobile or
stationary sources; and
(C) for which air quality criteria had not
been issued before December 31, 1970 but for
which he plans to issue air quality criteria
under this section.
(2) The Administrator shall issue air quality
criteria for an air pollutant within 12 months
after he has included such pollutant in a list
under paragraph (1). Air quality criteria for an
air pollutant shall accurately reflect the latest
scientific knowledge useful in indicating the
kind and extent of all identifiable effects on
public health or welfare which may be expected
from the presence of such pollutant in the ambi-
ent air, in varying quantities. The criteria for
an air pollutant, to the extent practicable, shall
include information on—
(A) those variable factors (including atmos-
pheric conditions) which of themselves or in
combination with other factors may alter the
effects on public health or welfare of such air
pollutant;
(B) the types of air pollutants which, when
present in the atmosphere, may interact with
such pollutant to produce an adverse effect on
public health or welfare; and
(C) any known or anticipated adverse effects
on welfare.
(b) Issuance by Administrator of information on
air pollution control techniques; standing
consulting committees for air pollutants; es-
tablishment; membership
(1) Simultaneously with the issuance of cri-
teria under subsection (a), the Administrator
shall, after consultation with appropriate advi-
sory committees and Federal departments and
agencies, issue to the States and appropriate air
pollution control agencies information on air
pollution control techniques, which information
shall include data relating to the cost of instal-
lation and operation, energy requirements,
emission reduction benefits, and environmental
impact of the emission control technology. Such
information shall include such data as are avail-
able on available technology and alternative
methods of prevention and control of air pollu-
tion. Such information shall also include data
on alternative fuels, processes, and operating
methods which will result in elimination or sig-
nificant reduction of emissions.
(2) In order to assist in the development of in-
formation on pollution control techniques, the
Administrator may establish a standing con-
sulting committee for each air pollutant in-
cluded in a list published pursuant to subsection
(a)(1), which shall be comprised of technically
qualified individuals representative of State and
local governments, industry, and the academic
community. Each such committee shall submit,
as appropriate, to the Administrator informa-
tion related to that required by paragraph (1).
(c) Review, modification, and reissuance of cri-
teria or information
The Administrator shall from time to time re-
view, and, as appropriate, modify, and reissue
any criteria or information on control tech-
niques issued pursuant to this section. Not later
than six months after August 7, 1977, the Admin-
istrator shall revise and reissue criteria relating
to concentrations of NO2 over such period (not
more than three hours) as he deems appropriate.
Such criteria shall include a discussion of nitric
and
nitrous
acids,
nitrites,
nitrates,
nitrosamines, and other carcinogenic and poten-
tially carcinogenic derivatives of oxides of ni-
trogen.
(d) Publication in Federal Register; availability
of copies for general public
The issuance of air quality criteria and infor-
mation on air pollution control techniques shall
be announced in the Federal Register and copies
shall be made available to the general public.
(e) Transportation planning and guidelines
The Administrator shall, after consultation
with the Secretary of Transportation, and after
providing public notice and opportunity for
comment, and with State and local officials,
within nine months after November 15, 1990,1 and
periodically thereafter as necessary to maintain
a continuous transportation-air quality plan-
ning process, update the June 1978 Transpor-
tation-Air Quality Planning Guidelines and pub-
lish guidance on the development and imple-
mentation of transportation and other measures
necessary to demonstrate and maintain attain-
ment of national ambient air quality standards.
Such guidelines shall include information on—
(1) methods to identify and evaluate alter-
native planning and control activities;
(2) methods of reviewing plans on a regular
basis as conditions change or new information
is presented;
Page 7184
TITLE 42—THE PUBLIC HEALTH AND WELFARE
§ 7408
2 So in original. The period probably should be a semicolon.
(3) identification of funds and other re-
sources necessary to implement the plan, in-
cluding interagency agreements on providing
such funds and resources;
(4) methods to assure participation by the
public in all phases of the planning process;
and
(5) such other methods as the Administrator
determines necessary to carry out a contin-
uous planning process.
(f) Information regarding processes, procedures,
and methods to reduce or control pollutants
in transportation; reduction of mobile source
related pollutants; reduction of impact on
public health
(1) The Administrator shall publish and make
available to appropriate Federal, State, and
local environmental and transportation agencies
not later than one year after November 15, 1990,
and from time to time thereafter—
(A) information prepared, as appropriate, in
consultation with the Secretary of Transpor-
tation, and after providing public notice and
opportunity for comment, regarding the for-
mulation and emission reduction potential of
transportation control measures related to
criteria pollutants and their precursors, in-
cluding, but not limited to—
(i) programs for improved public transit;
(ii) restriction of certain roads or lanes to,
or construction of such roads or lanes for use
by, passenger buses or high occupancy vehi-
cles;
(iii) employer-based transportation man-
agement plans, including incentives;
(iv) trip-reduction ordinances;
(v) traffic flow improvement programs
that achieve emission reductions;
(vi) fringe and transportation corridor
parking facilities serving multiple occu-
pancy vehicle programs or transit service;
(vii) programs to limit or restrict vehicle
use in downtown areas or other areas of
emission concentration particularly during
periods of peak use;
(viii) programs for the provision of all
forms of high-occupancy, shared-ride serv-
ices;
(ix) programs to limit portions of road sur-
faces or certain sections of the metropolitan
area to the use of non-motorized vehicles or
pedestrian use, both as to time and place;
(x) programs for secure bicycle storage fa-
cilities and other facilities, including bicy-
cle lanes, for the convenience and protection
of bicyclists, in both public and private
areas;
(xi) programs to control extended idling of
vehicles;
(xii) programs to reduce motor vehicle
emissions, consistent with subchapter II,
which are caused by extreme cold start con-
ditions;
(xiii) employer-sponsored programs to per-
mit flexible work schedules;
(xiv) programs and ordinances to facilitate
non-automobile travel, provision and utiliza-
tion of mass transit, and to generally reduce
the need for single-occupant vehicle travel,
as part of transportation planning and devel-
opment efforts of a locality, including pro-
grams and ordinances applicable to new
shopping centers, special events, and other
centers of vehicle activity;
(xv) programs for new construction and
major reconstructions of paths, tracks or
areas solely for the use by pedestrian or
other non-motorized means of transpor-
tation when economically feasible and in the
public interest. For purposes of this clause,
the Administrator shall also consult with
the Secretary of the Interior; and
(xvi) program to encourage the voluntary
removal from use and the marketplace of
pre-1980 model year light duty vehicles and
pre-1980 model light duty trucks.2
(B) information on additional methods or
strategies that will contribute to the reduc-
tion of mobile source related pollutants during
periods in which any primary ambient air
quality standard will be exceeded and during
episodes for which an air pollution alert,
warning, or emergency has been declared;
(C) information on other measures which
may be employed to reduce the impact on pub-
lic health or protect the health of sensitive or
susceptible individuals or groups; and
(D) information on the extent to which any
process, procedure, or method to reduce or
control such air pollutant may cause an in-
crease in the emissions or formation of any
other pollutant.
(2) In publishing such information the Admin-
istrator shall also include an assessment of—
(A) the relative effectiveness of such proc-
esses, procedures, and methods;
(B) the potential effect of such processes,
procedures, and methods on transportation
systems and the provision of transportation
services; and
(C) the environmental, energy, and economic
impact of such processes, procedures, and
methods.
(g) Assessment of risks to ecosystems
The Administrator may assess the risks to
ecosystems from exposure to criteria air pollut-
ants (as identified by the Administrator in the
Administrator’s sole discretion).
(h) RACT/BACT/LAER clearinghouse
The Administrator shall make information re-
garding emission control technology available
to the States and to the general public through
a central database. Such information shall in-
clude all control technology information re-
ceived pursuant to State plan provisions requir-
ing permits for sources, including operating per-
mits for existing sources.
(July 14, 1955, ch. 360, title I, § 108, as added Pub.
L. 91–604, § 4(a), Dec. 31, 1970, 84 Stat. 1678;
amended Pub. L. 95–95, title I, §§ 104, 105, title IV,
§ 401(a), Aug. 7, 1977, 91 Stat. 689, 790; Pub. L.
101–549, title I, §§ 108(a)–(c), (o), 111, Nov. 15, 1990,
104 Stat. 2465, 2466, 2469, 2470; Pub. L. 105–362,
title XV, § 1501(b), Nov. 10, 1998, 112 Stat. 3294.)
Page 7185
TITLE 42—THE PUBLIC HEALTH AND WELFARE
§ 7409
Editorial Notes
CODIFICATION
November 15, 1990, referred to in subsec. (e), was in
the original ‘‘enactment of the Clean Air Act Amend-
ments of 1989’’, and was translated as meaning the date
of the enactment of Pub. L. 101–549, popularly known as
the Clean Air Act Amendments of 1990, to reflect the
probable intent of Congress.
Section was formerly classified to section 1857c–3 of
this title.
PRIOR PROVISIONS
A prior section 108 of act July 14, 1955, was renum-
bered section 115 by Pub. L. 91–604 and is classified to
section 7415 of this title.
AMENDMENTS
1998—Subsec. (f)(3), (4). Pub. L. 105–362 struck out par.
(3), which required reports by the Secretary of Trans-
portation and the Administrator to be submitted to
Congress by Jan. 1, 1993, and every 3 years thereafter,
reviewing and analyzing existing State and local air
quality related transportation programs, evaluating
achievement of goals, and recommending changes to
existing programs, and par. (4), which required that in
each report after the first report the Secretary of
Transportation include a description of the actions
taken to implement the changes recommended in the
preceding report.
1990—Subsec. (e). Pub. L. 101–549, § 108(a), inserted
first sentence and struck out former first sentence
which read as follows: ‘‘The Administrator shall, after
consultation with the Secretary of Transportation and
the Secretary of Housing and Urban Development and
State and local officials and within 180 days after Au-
gust 7, 1977, and from time to time thereafter, publish
guidelines on the basic program elements for the plan-
ning process assisted under section 7505 of this title.’’
Subsec. (f)(1). Pub. L. 101–549, § 108(b), in introductory
provisions, substituted present provisions for provi-
sions relating to Federal agencies, States, and air pol-
lution control agencies within either 6 months or one
year after Aug. 7, 1977.
Subsec. (f)(1)(A). Pub. L. 101–549, § 108(b), substituted
present provisions for provisions relating to informa-
tion prepared in cooperation with Secretary of Trans-
portation, regarding processes, procedures, and meth-
ods to reduce certain pollutants.
Subsec. (f)(3), (4). Pub. L. 101–549, § 111, added pars. (3)
and (4).
Subsec. (g). Pub. L. 101–549, § 108(o), added subsec. (g).
Subsec. (h). Pub. L. 101–549, § 108(c), added subsec. (h).
1977—Subsec. (a)(1)(A). Pub. L. 95–95, § 401(a), sub-
stituted ‘‘emissions of which, in his judgment, cause or
contribute to air pollution which may reasonably be
anticipated to endanger public health or welfare’’ for
‘‘which in his judgment has an adverse effect on public
health or welfare’’.
Subsec. (b)(1). Pub. L. 95–95, § 104(a), substituted ‘‘cost
of installation and operation, energy requirements,
emission reduction benefits, and environmental impact
of the emission control technology’’ for ‘‘technology
and costs of emission control’’.
Subsec. (c). Pub. L. 95–95, § 104(b), inserted provision
directing the Administrator, not later than six months
after Aug. 7, 1977, to revise and reissue criteria relating
to concentrations of NO2 over such period (not more
than three hours) as he deems appropriate, with the
criteria to include a discussion of nitric and nitrous
acids, nitrites, nitrates, nitrosamines, and other car-
cinogenic and potentially carcinogenic derivatives of
oxides of nitrogen.
Subsecs. (e), (f). Pub. L. 95–95, § 105, added subsecs. (e)
and (f).
Statutory Notes and Related Subsidiaries
EFFECTIVE DATE OF 1977 AMENDMENT
Amendment by Pub. L. 95–95 effective Aug. 7, 1977, ex-
cept as otherwise expressly provided, see section 406(d)
of Pub. L. 95–95, set out as a note under section 7401 of
this title.
MODIFICATION OR RESCISSION OF RULES, REGULATIONS,
ORDERS,
DETERMINATIONS,
CONTRACTS,
CERTIFI-
CATIONS, AUTHORIZATIONS, DELEGATIONS, AND OTHER
ACTIONS
All rules, regulations, orders, determinations, con-
tracts, certifications, authorizations, delegations, or
other actions duly issued, made, or taken by or pursu-
ant to act July 14, 1955, the Clean Air Act, as in effect
immediately prior to the date of enactment of Pub. L.
95–95 [Aug. 7, 1977] to continue in full force and effect
until modified or rescinded in accordance with act July
14, 1955, as amended by Pub. L. 95–95 [this chapter], see
section 406(b) of Pub. L. 95–95, set out as an Effective
Date of 1977 Amendment note under section 7401 of this
title.
§ 7409. National primary and secondary ambient
air quality standards
(a) Promulgation
(1) The Administrator—
(A) within 30 days after December 31, 1970,
shall publish proposed regulations prescribing
a national primary ambient air quality stand-
ard and a national secondary ambient air
quality standard for each air pollutant for
which air quality criteria have been issued
prior to such date; and
(B) after a reasonable time for interested
persons to submit written comments thereon
(but no later than 90 days after the initial pub-
lication of such proposed standards) shall by
regulation promulgate such proposed national
primary and secondary ambient air quality
standards with such modifications as he deems
appropriate.
(2) With respect to any air pollutant for which
air quality criteria are issued after December 31,
1970, the Administrator shall publish, simulta-
neously with the issuance of such criteria and
information, proposed national primary and sec-
ondary ambient air quality standards for any
such pollutant. The procedure provided for in
paragraph (1)(B) of this subsection shall apply to
the promulgation of such standards.
(b) Protection of public health and welfare
(1) National primary ambient air quality
standards, prescribed under subsection (a) shall
be ambient air quality standards the attainment
and maintenance of which in the judgment of
the Administrator, based on such criteria and
allowing an adequate margin of safety, are req-
uisite to protect the public health. Such pri-
mary standards may be revised in the same
manner as promulgated.
(2) Any national secondary ambient air qual-
ity standard prescribed under subsection (a)
shall specify a level of air quality the attain-
ment and maintenance of which in the judgment
of the Administrator, based on such criteria, is
requisite to protect the public welfare from any
known or anticipated adverse effects associated
with the presence of such air pollutant in the
ambient air. Such secondary standards may be
revised in the same manner as promulgated.
(c) National primary ambient air quality stand-
ard for nitrogen dioxide
The Administrator shall, not later than one
year after August 7, 1977, promulgate a national
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Federal law — U.S. Code and appendices · legal_authorities
**(a) Air pollutant list; publication and revision by Administrator; issuance of air quality criteria for air pollutants**
(1) For the purpose of establishing national primary and secondary ambient air quality standards, the Administrator shall within 30 days after December 31, 1970, publish, and shall from time to time thereafter revise, a list which includes each air pollutant—
(A) emissions of which, in his judgment, cause or contribute to air pollution which may reasonably be anticipated to endanger public health or welfare;
(B) the presence of which in the ambient air results from numerous or diverse mobile or stationary sources; and
(C) for which air quality criteria had not been issued before December 31, 1970 but for which he plans to issue air quality criteria under this section.
(2) The Administrator shall issue air quality criteria for an air pollutant within 12 months after he has included such pollutant in a list under paragraph (1). Air quality criteria for an air pollutant shall accurately reflect the latest scientific knowledge useful in indicating the kind and extent of all identifiable effects on public health or welfare which may be expected from the presence of such pollutant in the ambient air, in varying quantities. The criteria for an air pollutant, to the extent practicable, shall include information on—
(A) those variable factors (including atmospheric conditions) which of themselves or in combination with other factors may alter the effects on public health or welfare of such air pollutant;
(B) the types of air pollutants which, when present in the atmosphere, may interact with such pollutant to produce an adverse effect on public health or welfare; and
(C) any known or anticipated adverse effects on welfare.
**(b) Issuance
Source: Supplied U.S. Code snapshot — release unconfirmed · 42 U.S.C. § 7408
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