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Dubuque Air Quality – Some Historical Values compared to Recent

Posted on October 10th, 2017

Looking at measured fine particle air quality near Dubuque Iowa.

Data starts in 1999

Since 1999: 70% days good. 29% days moderate. 1% days unhealthy for sensitive groups.

Last 3 years: 88% days good. 12% days moderate. Zero days unhealthy for sensitive groups.

Last 1 year: 92% days good. 8% days moderate. Zero days unhealthy for sensitive groups.

What a big improvement. From 70% good days (already pretty good) to 92% good days!

(Data is from the Potosi Wisconsin monitor, and goes through June, 2017)