Air Quality Alert
Issued by NWS Chicago, IL

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9
468
AEUS73 KLOT 021812
AQALOT

Air Quality Alert Message
Relayed by National Weather Service Chicago IL
112 PM CDT Sat Aug 2 2025

INZ001-002-010-011-030500-
Lake IN-Porter-Newton-Jasper-
Including the cities of Gary, Hammond, Merrillville, Portage,
Valparaiso, Chesterton, Roselawn, Kentland, Morocco, Rensselaer,
and DeMotte
112 PM CDT Sat Aug 2 2025

...AIR QUALITY ALERT NOW IN EFFECT UNTIL MIDNIGHT CDT SUNDAY
NIGHT...

The officials at the Indiana Department of Environmental Management
have declared an Air Quality Action Day, in effect through Sunday
night.

An Air Quality Action Day for PM 2.5 has been issued. Fine
particulate 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/


$$

ILZ005-006-012-013-020-021-103>108-030500-
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
112 PM CDT Sat Aug 2 2025

...AIR QUALITY ALERT IN EFFECT NOW THROUGH SUNDAY NIGHT...

The Illinois Environmental Protection Agency has determined that an
"Air Pollution Action Day" will remain in effect for the
greater Chicago metropolitan area through Sunday night, August 3rd.

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
category of the Air Quality Index for multiple days.

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.


$$