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MA Recommended Designations 2008 Ozone NAAQS

MA Recommended Designations 2008 Ozone NAAQS. SIP Steering Meeting December 8, 2011. MA Recommendations. MA Initial recommendation in March 2009 Based on 2005-2007 data 12 out of 13 monitors violated standard 2 nonattainment areas – Eastern and Western MA

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MA Recommended Designations 2008 Ozone NAAQS

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  1. MA Recommended Designations 2008 Ozone NAAQS SIP Steering Meeting December 8, 2011

  2. MA Recommendations • MA Initial recommendation in March 2009 • Based on 2005-2007 data • 12 out of 13 monitors violated standard • 2 nonattainment areas – Eastern and Western MA • Revised recommendation - November 8, 2011 • Based on 2009-2011 data (September data not QA’d yet) • Attainment statewide except for nonattainment for Duke’s County (Martha’s Vineyard, Elizabeth Islands)

  3. OZONE DATA: 2009 and 2011 MA Recommendations • Newburyport data is for 2 years (monitor began operating in 2010) • 8-hour ozone NAAQS = .075 ppm

  4. All data is preliminary – Not QA’d

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