AddAir quality in Merrillville
Air quality index (AQI⁺) and PM2.5 air pollution in Merrillville • 204 Followers • 04:00, Aug 26 Local time
55*
US AQI⁺Moderate
Main pollutant:
PM2.5
11.1 µg/m³
17°
10 km/h
92 %
Hourly forecast
Merrillville air quality index (AQI⁺) forecast
Daily forecast
Merrillville air quality index (AQI⁺) forecast
| Today | 55 |  | 27° 17° |  20 km/h | 88% |
| Thu | 58 | | 24° 19° | 12 km/h | 81% |
| Fri | 61 |  | 28° 17° | 14 km/h | 51% |
Air pollutants
What is the current air quality in Merrillville?
PM2.5 concentration is currently 2.2 times the World Health Organization annual PM2.5 guideline value.
Health recommendations
 Sensitive groups should reduce outdoor exercise |
 Close your windows to avoid dirty outdoor air Get a monitor |
 Sensitive groups should wear a mask outdoors Get a mask |
 Sensitive groups should run an air purifier Get an air purifier |
Pollen
What is the pollen count in Merrillville today?
Index
High
 Tree None | 0% |
 Grass None | 0% |
 Weed High | 75% |
Source:
wetter.comHealth recommendations
Sensitive groups should reduce outdoor exercise |
Close your windows to avoid dirty outdoor air Get a monitor |
Sensitive groups should wear a mask outdoors Get a mask |
Sensitive groups should run an air purifier Get an air purifier |
Pollen
What is the pollen count in Merrillville today?
Index
High
Tree None | 0% |
Grass None | 0% |
Weed High | 75% |
Source:
wetter.comMost polluted locations near Merrillville
Worldwide AQI⁺ ranking
Historic air quality near Merrillville
History
Historic air quality graph for Merrillville
Historic air quality near Merrillville
History
Historic air quality graph for Merrillville
Most polluted locations near Merrillville
Worldwide AQI⁺ ranking
