Search for a News Release


Press/Media inquiries: PIO@dnr.iowa.gov


DNR News Releases

Archive by tag: dissipatesReturn
RSS
Wildfire Haze Over Iowa Dissipates

Wildfire Haze Over Iowa Dissipates

  • 5/8/2016 2:16:00 PM
  • View Count 4462
The U.S. Environmental Protection Agency’s (EPA) 24-hour health threshold for PM2.5 is 35 micrograms per cubic meter (µg/m3).   Exceedances of this threshold were recorded at several monitoring sites in Iowa on Saturday.