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Weighted Populations

Prior to fiscal year 2013, CMAQ funds were apportioned according to the weighted populations of nonattainment and maintenance areas designated and classified by the EPA. These were calculated according to a statutory formula in transportation legislation that was remove under MAP-21, the previous weighted populations are provided here.

CMAQ Weighted Populations By State, Nonattainment Area, and County

CMAQ Annual Reports

Updated: 1/27/2015
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