Get a monitor and contributor to air quality data in your city.
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality near Alton, Upper Alton
Air quality index (AQI) and PM2.5 air pollution near Alton, Upper Alton
0 people follow this station
Air Quality Map
Real-time Alton air pollution map
AIR QUALITY DATA CONTRIBUTORS
Station operated by
Illinois EPA
Government
Pollen
What is the pollen count in Alton today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Moderate | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather near Alton, Upper Alton?
| Weather | Clear sky |
| Temperature | 62.6°F |
| Humidity | 86% |
| Wind | 1 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  New Braunfels, Texas | 108 |
| 2 | South Jordan, Utah | 100 |
| 3 | Corpus Christi, Texas | 91 |
| 4 | Indio, California | 90 |
| 5 | Mecca, California | 88 |
| 6 | Durham, North Carolina | 87 |
| 7 | San Antonio, Texas | 87 |
| 8 | Telluride, Colorado | 85 |
| 9 | Midlothian, Texas | 82 |
| 10 | Boerne, Texas | 81 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live aqi station ranking
Real-time Upper Alton air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Alton | 27 |
(local time)
SEE WORLD AQI RANKING
US AQI
27
live AQI index
Good
Overview
What is the current air quality near Alton, Upper Alton?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 27 US AQI | O3 |
| Pollutants | Concentration | |
|---|---|---|
| O3 | 68µg/m³ | |
Health Recommendations
What is the current air quality near Alton, Upper Alton?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Alton, Upper Alton air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Sunday, May 19 | Good 36 AQI US | |||
| Monday, May 20 | Good 32 AQI US | |||
| Tuesday, May 21 | Good 31 AQI US | |||
| Today | Good 27 AQI US |  50% | 75.2° 59° |  6.7 mp/h |
| Thursday, May 23 | Moderate 60 AQI US  | 70% | 86° 62.6° | 13.4 mp/h |
| Friday, May 24 | Good 39 AQI US |  | 77° 53.6° | 11.2 mp/h |
| Saturday, May 25 | Moderate 57 AQI US | 100% | 87.8° 62.6° | 17.9 mp/h |
| Sunday, May 26 | Moderate 71 AQI US | 20% | 66.2° 55.4° | 15.7 mp/h |
| Monday, May 27 | Good 16 AQI US |  | 77° 53.6° | 11.2 mp/h |
| Tuesday, May 28 | Good 11 AQI US |  | 82.4° 59° | 8.9 mp/h |
Interested in hourly forecast? Get the app
Alton air quality data attribution
Contributor
- Illinois EPA
1 station
Government Contributor
2 Data sources
Where is the cleanest air quality in Upper Alton?
AQI US, Metric