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Air quality in Alton
Air quality index (AQI) and PM2.5 air pollution in Alton
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Alton Air Quality Map
Real-time Alton air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Alton today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Alton?
| Weather | Broken clouds |
| Temperature | 60.8°F |
| Humidity | 81% |
| Wind | 8.9 mp/h |
| Pressure | 29.7 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Palm Desert, California | 119 |
| 2 | Mecca, California | 89 |
| 3 | Casa Grande, Arizona | 79 |
| 4 | Townsend, Tennessee | 76 |
| 5 | Canton, Ohio | 73 |
| 6 | Boerne, Texas | 71 |
| 7 | Indio, California | 71 |
| 8 | Pahrump, Nevada | 71 |
| 9 | San Antonio, Texas | 71 |
| 10 | Silverton, Colorado | 71 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
53*
live AQI index
Moderate
Overview
What is the current air quality in Alton?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 53* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 10.4*µg/m³ | |
!
PM2.5
x2.1
PM2.5 concentration in Alton is currently 2.1 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Alton?
 | 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
Alton air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 53 AQI US |  90% | 75.2° 59° |  11.2 mp/h |
| Tuesday, May 21 | Moderate 59 AQI US | 100% | 68° 48.2° | 22.4 mp/h |
| Wednesday, May 22 | Good 26 AQI US  | | 66.2° 46.4° | 13.4 mp/h |
| Thursday, May 23 | Good 11 AQI US |  | 71.6° 51.8° | 17.9 mp/h |
| Friday, May 24 | Good 30 AQI US | 100% | 64.4° 50° | 13.4 mp/h |
| Saturday, May 25 | Good 6 AQI US | 40% | 68° 51.8° | 8.9 mp/h |
| Sunday, May 26 | Good 22 AQI US | | 69.8° 50° | 6.7 mp/h |
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News
The latest air quality news and resources.
How to best protect from air pollution?
Where is the cleanest air quality in Alton?
No locations are available.
AQI US, Metric