AddAir quality in St. Mary's County
Air quality index (AQI⁺) and PM2.5 air pollution in St. Mary's County • 22:00, Jun 06
52
US AQI⁺Moderate
Main pollutant:
PM2.5
9.8 µg/m³
29°
12 km/h
44 %
Hourly forecast
St. Mary's County air quality index (AQI⁺) forecast
Daily forecast
St. Mary's County air quality index (AQI⁺) forecast
| Today | 56 |  | 30° 23° |  17 km/h | 65% |
| Sun | 58 | | 25° 18° | 18 km/h | 66% |
| Mon | 24 | | 27° 15° | 19 km/h | 59% |
Air pollutants
What is the current air quality in St. Mary's County?
PM2.5 concentration is currently 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 |
Protect yourself from air pollution in St. Mary's County
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 St. Mary's County today?
Index
Moderate
 Tree Low | 25% |
 Grass Moderate | 50% |
 Weed Low | 25% |
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 St. Mary's County today?
Index
Moderate
Tree Low | 25% |
Grass Moderate | 50% |
Weed Low | 25% |
Source:
wetter.comProtect yourself from air pollution in St. Mary's County
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 St. Mary's County
Worldwide AQI⁺ ranking
Station ranking
Real-time AQI⁺ station ranking for stations in St. Mary's County
City ranking
Real-time USA AQI⁺ city ranking
Historic air quality near St. Mary's County
History
Historic air quality graph for St. Mary's County
Historic air quality near St. Mary's County
History
Historic air quality graph for St. Mary's County
Most polluted locations near St. Mary's County
Worldwide AQI⁺ rankingStation ranking
Real-time AQI⁺ station ranking for stations in St. Mary's County
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 St. Mary's County?
- LHS Right Side Sensor19
- CPCS Front Sensor29
- LHS Front Sensor43
- GMHS Right Side Sensor47
- PHES Front Right Sensor47
- DES Front Sensor48
- BES Front Sensor51
- CHS Back Sensor51
- PHES Front Left Sensor51
- CES Right Side Sensor52
- CPCS Left Sensor52
- New Market Turner Road52
- PHES Back Right Sensor52
- LMS Back Sensor53
- MBMS Back53
- OES Back Sensor53
- Carver School Boulevard54
- New Market Turner Road 254
- OES Front Right Sensor54
- DES Back Sensor55
- MBMS Front Sensor57
- MBMS Back Sensor59
