Air Quality in Delaware

7.0 µg/m³
PM2.5 concentration

Historical data

Coming soon

Long-run charts for this indicator are on the way.

Compared to the United States

IndicatorDelawareUnited States
PM2.5 concentration (µg/m³)78

National ranking

Delaware ranks #11 of 33 states by average pm2.5.

#1Kentucky0
#2Louisiana0
#3Vermont4
#4Wyoming4
#5South Dakota5.5
#6Maine5.5
#7Massachusetts6.4
#8Rhode Island6.8
#9Florida6.9
#10New York6.9
#11Delaware7
#12Virginia7.6
#13Wisconsin7.6
#14Washington7.6
#15Michigan8
#16Tennessee8.1
#17North Carolina8.1
#18New Jersey8.4
#19Missouri8.4
#20Arizona8.5
#21Georgia8.7
#22Indiana8.9
#23Ohio9.1
#24Illinois9.1
#25Minnesota10
#26Utah18
#27Colorado25
#28Alaska30
#29Montana35
#30New Hampshire35
#31Texas48
#32Oregon85%
#33New Mexico300

Overview

Delaware's fine particulate concentration averages about 7.0 µg/m³, slightly better than the U.S. average of 8.0 µg/m³.

Did you know?

  • Wilmington's industrial corridor has historically driven Delaware's air quality monitoring efforts.

Related data