10 % reduction in VMT relative to current year (2000) Impacts on ozone DVFs 6 of 36 NCDAQ monitoring sites experienced changes in DVFs (a rigorous application of the USEPA attainment test across the 4-days modeled, 4 km domain only) Recall: DVF = RRF*DVC RRF = future/current –In this sensitivity, only the denominator of the RRF changes MonitorCountyDelta DVF (ppb) –RockwellRowan 1 ppb –Duke StDurham 1 ppb –SophiaRandolph 1 ppb –FarmvillePitt 1 ppb –WadeCumberland 1 ppb –TaylorsvilleAlexander 1 ppb
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