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Air quality in Union
Air quality index (AQI) and PM2.5 air pollution in Union
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Union Air Quality Map
Real-time Union air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Union today?
 | Index | High | |
 | Tree pollen | High | |
 | Grass pollen | Moderate | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Union?
| Weather | Rain |
| Temperature | 60.8°F |
| Humidity | 94% |
| Wind | 5.7 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Mecca, California | 64 |
| 2 | Aliquippa, Pennsylvania | 62 |
| 3 | Palm Desert, California | 62 |
| 4 | Beaver Falls, Pennsylvania | 61 |
| 5 | Georgetown, Texas | 60 |
| 6 | Monaca, Pennsylvania | 59 |
| 7 | New Brighton, Pennsylvania | 59 |
| 8 | San Antonio, Texas | 59 |
| 9 | The Woodlands, Texas | 59 |
| 10 | Beaver, Pennsylvania | 58 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
52*
live AQI index
Moderate
Overview
What is the current air quality in Union?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 52* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 12.7*µg/m³ | |
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PM2.5
x2.5
PM2.5 concentration in Union is currently 2.5 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Union?
 | 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
Union air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 52 AQI US | 100% | 68° 60.8° |  4.5 mp/h |
| Tuesday, May 7 | Good 46 AQI US  | 100% | 75.2° 57.2° | 11.2 mp/h |
| Wednesday, May 8 | Good 46 AQI US | 100% | 80.6° 59° | 11.2 mp/h |
| Thursday, May 9 | Good 43 AQI US | 100% | 66.2° 50° | 13.4 mp/h |
| Friday, May 10 | Good 13 AQI US | 50% | 55.4° 42.8° | 8.9 mp/h |
| Saturday, May 11 | Good 11 AQI US | 40% | 62.6° 41° | 8.9 mp/h |
| Sunday, May 12 | Good 17 AQI US | 100% | 59° 51.8° | 8.9 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 Union?
No locations are available.
AQI US, Metric