AIR QUALITY UPDATE CLEAN AIR ACT AMBIENT AIR QUALITY STANDARDS - PowerPoint PPT Presentation

AIR QUALITY UPDATE

CLEAN AIR ACT – AMBIENT AIR QUALITY STANDARDS Carbon Monoxide • Lead • Nitrogen Dioxide • Ozone • Particulate Matter (PM10) and • (PM2.5) Sulfur Dioxide •

(Source: U.S. EPA, Air Quality Trends, 2016.)

CARBON MONOXIDE MONITORING DATA 20 18 16 8-hour standard = 9.4 14 CO (8-hour average, ppm) (ppm) 12 10 8 6 4 2 0

Formation of Ground-level Ozone

120 100 100 90 80 ppb 1997 80 75 ppb 2008 70 ppb 2015 70 60 50 40

Relative Size of Particulate Matter

PM-10 24-hr Max Value West 43 rd Ave Monitor Contrasting Exceptional Events 400 350 300 250 µg/m3 200 NAAQS 150 µg/m 3 150 100 50 0 2008 2009 2010 2011 2012 2013 2014 W 43rd W 43rd w/o EE

PM-2.5 Annual Average µg/m3) 2 Monitors in or Near District 8 NAAQS 12 µg/m 3 Durango began 2010 µg/m3 2008 2009 2010 2011 2012 2013 2014 Durango S PHX

MAP OF EMISSIONS AS REPORTED BY SOURCES Maps air quality presentation5.pptx

STRATEGIES FOR 2016 AND BEYOND particulate Asthma as a Education Mulch fires Climate matter and health and school and outdoor Change ozone impact outreach combustibles