Air Quality Alert
ILZ005-006-012-013-020-021-103>108-160500-
McHenry-Lake IL-Kane-DuPage-Kendall-Grundy-Northern Cook-
Central Cook-Southern Cook-Northern Will-Southern Will-Eastern Will-
Including the cities of Crystal Lake, Algonquin, McHenry, Woodstock,
Waukegan, Buffalo Grove, Mundelein, Gurnee, Aurora, Elgin,
Naperville, Wheaton, Downers Grove, Lombard, Carol Stream, Oswego,
Yorkville, Plano, Morris, Coal City, Minooka, Evanston, Des Plaines,
Schaumburg, Palatine, Northbrook, Chicago, Cicero, Oak Lawn,
Oak Park, La Grange, Calumet City, Oak Forest, Lemont, Orland Park,
Park Forest, Joliet, Bolingbrook, Plainfield, Mokena, Channahon,
Manhattan, Wilmington, Crete, Peotone, and Beecher
1142 AM CDT Tue Jul 15 2025
...AIR QUALITY ALERT NOW IN EFFECT THROUGH WEDNESDAY NIGHT...
The Illinois Environmental Protection Agency has issued an Air
Pollution Action Day for Wednesday July 16th for the greater Chicago
metropolitan area through Wednesday night.
A Chicago Area "Air Pollution Action Day" is declared when weather
conditions are such that widespread ozone and or particulate levels
are expected to be at or above the Unhealthy for Sensitive Groups
(UGS) category of the Air Quality Index (AQI) for multiple days.
Ozone is expected to be the primary pollutant of concern.
Active children and adults, especially people with pulmonary or
respiratory disease such as asthma, should limit prolonged outdoor
activity.
Area residents are urged to reduce pollution levels. Air quality
forecasts, current air quality, and tips on how you can reduce your
emissions can be found at www.airnow.gov.
Media contact...Illinois EPA.
$$
INZ001-002-010-011-160500-
Lake IN-Porter-Newton-Jasper-
Including the cities of Gary, Hammond, Merrillville, Portage,
Valparaiso, Chesterton, Roselawn, Kentland, Morocco, Rensselaer,
and DeMotte
1142 AM CDT Tue Jul 15 2025
...AIR QUALITY ALERT IN EFFECT UNTIL MIDNIGHT CDT WEDNESDAY NIGHT...
An Air Quality Action Day has been forecast for Northwest Indiana
for elevated ozone levels and is in effect until midnight CDT
Wednesday night.
Ozone Levels are expected to be at unhealthy levels for sensitive
groups. For additional information...please visit the IDEM SMOG
Watch web site at www.SmogWatch.IN.gov or the EPA AIRNOW web site at
www.airnow.gov and click on Indiana.
$$
INZ103-203-171000-
Northern La Porte-Southern La Porte-
Including the cities of Michigan City, La Porte, Kingsbury,
Fish Lake, Wanatah, La Crosse, and Union Mills
1039 AM CDT Tue Jul 15 2025
...AIR QUALITY ALERT IN EFFECT TODAY THROUGH MIDNIGHT CDT WEDNESDAY
NIGHT...
The officials at the Indiana Department of Environmental Management
have declared an Air Quality Action Day, in effect for Tuesday July
15 and Wednesday July 16.
An Air Quality Action Day for Ozone has been issued. Ozone levels
are expected to be in the Unhealthy for Sensitive Groups range.
Active children and adults, and people with respiratory disease,
such as asthma should limit prolonged outdoor exposure.
Here are some recommended actions that the public can take:
* Walk, bike, carpool or use public transportation.
* Avoid using the drive-through and combine errands into one trip.
* Avoid refueling your vehicle or using gasoline-powered lawn
equipment until after 7pm.
* Turn off your engine when idling for more than 30 seconds.
* Conserve energy by turning off lights or setting the air
conditioner to 75 degrees or above.
For additional information, please visit the IDEM Smog page at:
http://www.in.gov/idem/airmonitoring/smogwatch/
$$