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Air quality in Catonsville
Air quality index (AQI) and PM2.5 air pollution in Catonsville
493 people follow this city
Catonsville Air Quality Map
Real-time Catonsville air pollution map
AIR QUALITY DATA CONTRIBUTORS
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Pollen
What is the pollen count in Catonsville today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Catonsville?
| Weather | Rain |
| Temperature | 62.6°F |
| Humidity | 87% |
| Wind | 5.7 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  San Bernardino, California | 83 |
| 2 | Cedar Park, Texas | 73 |
| 3 | Corpus Christi, Texas | 70 |
| 4 | Houston, Texas | 70 |
| 5 | Mecca, California | 70 |
| 6 | Palm Springs, California | 70 |
| 7 | Philadelphia, Pennsylvania | 68 |
| 8 | Redlands, California | 67 |
| 9 | La Habra, California | 66 |
| 10 | Yucaipa, California | 66 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Catonsville aqi ranking
Real-time Catonsville air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | PA UMBC 2 | 58 |
| 2 | Foxhall Farm Rd | 56 |
| 3 | Hilltop Road | 56 |
| 4 | Oella | 55 |
| 5 | UMBC 1 | 54 |
(local time)
SEE WORLD AQI RANKING
US AQI
56
live AQI index
Moderate
Overview
What is the current air quality in Catonsville?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 56 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 11.9µg/m³ | |
!
PM2.5
x2.4
PM2.5 concentration in Catonsville is currently 2.4 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Catonsville?
 | 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 |
Forecast
Catonsville air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Wednesday, May 15 | Good 20 AQI US  |  | 73.4° 55.4° |  11.2 mp/h |
| Thursday, May 16 | Good 17 AQI US |  | 71.6° 57.2° | 6.7 mp/h |
| Friday, May 17 | Good 27 AQI US | | 62.6° 59° | 4.5 mp/h |
| Today | Moderate 56 AQI US | 100% | 62.6° 59° | 4.5 mp/h |
| Sunday, May 19 | Moderate 67 AQI US | 30% | 71.6° 57.2° | 4.5 mp/h |
| Monday, May 20 | Moderate 60 AQI US | | 73.4° 55.4° | 2.2 mp/h |
| Tuesday, May 21 | Moderate 59 AQI US | | 80.6° 57.2° | 6.7 mp/h |
| Wednesday, May 22 | Moderate 56 AQI US | | 86° 59° | 8.9 mp/h |
| Thursday, May 23 | Moderate 64 AQI US | 100% | 77° 64.4° | 8.9 mp/h |
| Friday, May 24 | Good 42 AQI US | | 77° 59° | 6.7 mp/h |
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News
The latest air quality news and resources.
How to best protect from air pollution?
Catonsville air quality data attribution
5Contributors
- 5 Anonymous contributors
5 stations
5 Anonymous Contributors
1 Data source
Data validated and calibrated by IQAirWhere is the cleanest air quality in Catonsville?
AQI US, Metric