AddAir quality in Altadena
Air quality index (AQI⁺) and PM2.5 air pollution in Altadena • 15.8K Followers • 10:00, Jun 21 Local time
137
US AQI⁺Unhealthy for sensitive groups
Main pollutant:
PM2.5
50.1 µg/m³
19°
7 km/h
68 %
Hourly forecast
Altadena air quality index (AQI⁺) forecast
Daily forecast
Altadena air quality index (AQI⁺) forecast
| Today | 118 | | 25° 15° |  10 km/h | 62% |
| Mon | 65 | | 29° 17° | 11 km/h | 53% |
| Tue | 63 | | 32° 19° | 14 km/h | 33% |
Air pollutants
What is the current air quality in Altadena?
PM2.5 concentration is currently 10 times the World Health Organization annual PM2.5 guideline value.
Health recommendations
 Reduce outdoor exercise |
 Close your windows to avoid dirty outdoor air Get a monitor |
 Sensitive groups should wear a mask outdoors Get a mask |
 Run an air purifier Get an air purifier |
Protect yourself from air pollution in Altadena
Monitor the air you breathe
Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.
Medical grade air purifiers
Trusted worldwide, the HealthPro Series uses HyperHEPA technology. Filters ultrafine particles other air purifiers miss, delivering medical-grade protection.
Powerful, stylish air purifiers
Compact and powerful, the Atem Series combines Swiss engineering with high-performance air purification, filtering ultrafine particles with HyperHEPA technology.
Pollen
What is the pollen count in Altadena today?
Index
Moderate
 Tree Low | 25% |
 Grass Moderate | 50% |
 Weed None | 0% |
Source:
wetter.comHealth recommendations
Reduce outdoor exercise |
Close your windows to avoid dirty outdoor air Get a monitor |
Sensitive groups should wear a mask outdoors Get a mask |
Run an air purifier Get an air purifier |
Pollen
What is the pollen count in Altadena today?
Index
Moderate
Tree Low | 25% |
Grass Moderate | 50% |
Weed None | 0% |
Source:
wetter.comProtect yourself from air pollution in Altadena
Monitor the air you breathe
Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.
Medical grade air purifiers
Trusted worldwide, the HealthPro Series uses HyperHEPA technology. Filters ultrafine particles other air purifiers miss, delivering medical-grade protection.
Powerful, stylish air purifiers
Compact and powerful, the Atem Series combines Swiss engineering with high-performance air purification, filtering ultrafine particles with HyperHEPA technology.
Most polluted locations near Altadena
Worldwide AQI⁺ ranking
Station ranking
Real-time AQI⁺ station ranking for stations in Altadena
City ranking
Real-time USA AQI⁺ city ranking
Historic air quality near Altadena
History
Historic air quality graph for Altadena
Historic air quality near Altadena
History
Historic air quality graph for Altadena
Most polluted locations near Altadena
Worldwide AQI⁺ rankingStation ranking
Real-time AQI⁺ station ranking for stations in Altadena
City ranking
Real-time USA AQI⁺ city ranking
Measure your own air quality
Get a monitor and contribute air quality data in your city.
Where is the cleanest air quality in Altadena?
- Loyola Village ES (5014)21
- Los Angeles County Fire Dept. Station 1128
- Mountain View47
- 3400 Ellington Villa Dr60
- 2046 Allen Ave62
- Casa de Canyon de Las Flores107
- North Canyada Avenue110
- Morada Place117
- Palm & Olive119
- 3599-3525 Canyon Ridge Dr122
- 520 Alta Pine Dr122
- 3115 Rubio Canyon Rd123
- Maiden Ln123
- North Dominion Avenue124
- 1738 N Roosevelt Ave131
- 3244-3278 Rubio Canyon Rd133
- Mountain View, ALD-CASITAS134
- 2014 Pepper Dr142
- Woodbury Preschool Village144
- 2560 El Sol Ave145
- 1365 New York Dr146
- 2036 Pepper Dr146
- 190-144 Jaxine Dr147
- 3199-3161 Glenrose Ave149
- 505 Archwood Pl149
- 1295 E Lexington St152
- Oliveras Avenue, Altadena153
- 1251 Meadowbrook Rd155
- 1255 E Lexington St155
- 2264 El Molino Ave157
- Pasadena/Altadena160
- Altadena169
