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Forecasted Ozone Exceedance Days

Year 2020

The table below is the current list of forecasted days to have ozone Air Quality Index (AQI) levels of Unhealthy for Sensitive Groups (USG), or worse, anywhere in Connecticut.

Month

Day

Day of the Week

April


None Forecasted

May


None Forecasted

June 9 Tuesday
June 22 Monday (upgraded)
July 19  Sunday 
July  20  Monday (upgraded)
July 26   Sunday
July  27  Monday 
July  29  Wednesday 
August  Wednesday 
August  10   Monday
August  11  Tuesday 
August  12  Wednesday 
August  21  Friday 
August  24   Monday
*On a day marked with an *, the initial prediction of ozone conditions of "Moderate to Unhealthy for Sensitive Groups", or greater was revised to either "Good", or "Good to Moderate" or "Moderate" by 3 P.M. Therefore, on these days the regulated community is allowed to operate emergency engines, or other regulated equipment, after 3 P.M. on that given day. Any forecast that was "upgraded" that day will not affect the forecast for the regulated community.

2019 Forecasted Unhealthy Ozone Days

2018 Forecasted Unhealthy Ozone Days

2017 Forecasted Unhealthy Ozone Days

2016 Forecasted Unhealthy Ozone Days

2015 Forecasted Unhealthy Ozone Days

2014 Forecasted Unhealthy Ozone Days

2013 Forecasted Unhealthy Ozone Days

2012 Forecasted Unhealthy Ozone Days

2011 Forecasted Unhealthy Ozone Days

2010 Forecasted Unhealthy Ozone Days

2009 Forecasted Unhealthy Ozone Days

2008 Forecasted Unhealthy Ozone Days

Related Links

Ozone Season Information for the Regulated Community

Daily Air Quality Index Forecast

 

Content Last Updated September 1, 2020