Support by Inter-RPO WG - NESCAUM CAPITA June 2004 F ast A erosol S ensing T ools fo r N atura l E vent T racking FASTNET Proposed Historical Event Analyses: June 25 – July 10, 2002 During the two week period June 25-July 10, several natural and manmade aerosol events occurred: - Manitoba smoke drifted to the Midwest and the Northeast - Colorado smoke covered several states - Sahara dust incursion to the Midwest caused 20 ug/m3 dust - Sulfate episode covered the Ohio River Valley - Quebec smoke caused record PM2.5 concentrations in the Northeast Thus a focused analysis of this two week period would include three smoke events, a dust event and a sulfate event. More importantly, analysis of the period would elucidate the interaction among these events.

Support by Inter-RPO WG - NESCAUM

CAPITA

June 2004

VIEWS Fine Mass, Sulfate, OC, Dust, 02-07-01 OC OC Mass SO4 Dust

OC

SeaWiFS AOT – ASOS FBext, 02-07-01