AddAir quality in Keystone
Air quality index (AQI⁺) and PM2.5 air pollution in Keystone • 13:00, Jun 24 Local time
69
US AQI⁺Moderate
Main pollutant:
PM2.5
18.9 µg/m³
18°
22 km/h
14 %
Hourly forecast
Keystone air quality index (AQI⁺) forecast
Daily forecast
Keystone air quality index (AQI⁺) forecast
| Today | 67 |  | 19° 8° |  24 km/h | 24% |
| Thu | 55 | | 14° 5° | 28 km/h | 61% |
| Fri | 56 | | 16° 3° | 24 km/h | 46% |
Air pollutants
What is the current air quality in Keystone?
PM2.5 concentration is currently 3.8 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 Keystone today?
Index
Moderate
 Tree None | 0% |
 Grass Low | 25% |
 Weed Moderate | 50% |
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 Keystone today?
Index
Moderate
Tree None | 0% |
Grass Low | 25% |
Weed Moderate | 50% |
Source:
wetter.comMost polluted locations near Keystone
Worldwide AQI⁺ ranking
Station ranking
Real-time AQI⁺ station ranking for stations in Keystone
Historic air quality near Keystone
History
Historic air quality graph for Keystone
Historic air quality near Keystone
History
Historic air quality graph for Keystone
Most polluted locations near Keystone
Worldwide AQI⁺ rankingStation ranking
Real-time AQI⁺ station ranking for stations in Keystone
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