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Only six exceedances of ambient air standards recorded in 2016; none recorded in Muscatine

on Fri, 03/03/2017 - 00:57   by Editor

Only six exceedances of National Ambient Air Quality Standards (NAAQS) were recorded in Iowa during 2016 with none in Muscatine – long the state's hot spot for air pollution.

The Iowa Department of Natural Resource's Air Quality Bureau reported four exceedances of ozone standards and two exceedances of PM 2.5 (fine particulate matter smaller than 2.5 microns) standards for last year.

Grain Processing Corp. air pollution controls appear to be solving Muscatine sulfur dioxide problems

on Fri, 09/18/2015 - 02:47   by Editor

Clean air advocates hailed July 15 as "Clean Air Day for Muscatine" when Grain Processing Corporation (GPC) switched from coal to natural gas to fire its boilers.

The boiler conversion – plus a host of other pollution control improvements at the facility – now appear to be making a big difference in the city's air quality.

Exceedances of air quality standards in Iowa up in 2014; majority at Muscatine monitors

on Tue, 01/27/2015 - 01:35   by Editor

Iowa air monitors recorded 91 exceedances of National Ambient Air Quality Standards during 2014, with the vast majority (71) occurring at three locations in Muscatine.

Of the 76 exceedances of sulfur dioxide standards in the state, 66 were recorded in Muscatine at the Musser Park, Greenwood Cemetery and Muscatine High School air monitoring stations. Of the 15 exceedances of fine particulate matter (less than 2.5 microns) statewide, five occurred at Muscatine monitors.

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