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P u b l i c a t i o n in Federal Register.

PUBLIC LAW 93-319-JUNE 22, 1974

[88 STAT.

tion systems would have on the total environment and on supplies of fuel and electricity; " (C) the number of sources and locations which must use such technology based on projected fuel availability data; " (D) a priority schedule for installation of continuous emission reduction technology, based on public health or air quality; " (E) evaluation of availability of technology to burn municipal solid waste in electric powerplants or other major fuel burning installations, including time schedules, priorities, analysis of pollutants which may be emitted (including those for which national ambient air quality standards have not been promulgated), and a comparison of health benefits and detriments from burning solid waste and of economic costs; " (F) evaluation of alternative control strategies for the attainment and maintenance of national ambient air quality standards for sulfur oxides within the time for attainment prescribed in this Act, including associated considerations of cost, time for attainment, feasibility, and effectiveness of such alternative control strategies as compared to stationary source fuel and emission regulations; " (G) proposed priorities, for continuous emission reduction systems which do not produce solid waste, for sources which are least able to handle solid waste byproducts of such systems; " (H) plans for monitoring or requiring sources to which this section applies to monitor the impact of actions under this section on concentrations of sulfur dioxide in the ambient air; and " (I) steps taken pursuant to authority of section 110(a)(3)(B) of this Act. "(2) Beginning January 1, 1975, the Administrator shall publish in the Federal Kegister, at no less than one-hundred-and-eighty-day intervals, the following: " (A) A concise summary of progress reports which are required to be filed by any person or source owner or operator to which subsection (c) applies. Such progress reports shall report on the status of compliance with all requirements which have been imposed by the Administrator under such subsection. " (B) Up-to-date findings on the impact of this section upon— " (i) applicable implementation plans, and "(ii) ambient air quality." SEC. 4. IMPLEMENTATION PLAN REVISIONS.

42 USC 1857C-5,

Report to State.

Revised plans, submittal.

(a) Section 110(a) of the Clean Air Act is amended in paragraph (3) by inserting " (A) " after " (3) " and by adding at the end thereof the following new subparagraph: " (B) As soon as practicable, the Administrator shall, consistent with the purposes of this Act and the Energy Supply and Environmental Coordination Act of 1974, review each State's applicable implementation plans and report to the State on whether such plans can be revised in relation to fuel burning stationary sources (or persons supplying fuel to such sources) without interfering with the attainment and maintenance of any national ambient air quality standard within the period permitted in this section. If the Administrator determines that any such plan can be revised, he shall notify the State that a plan revision may be submitted by the State. Any plan revision

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