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AIR QUALITY DATA CONTRIBUTORS
Find out more about contributors and data sourcesIndex | Moderate | ||
Tree pollen | Moderate | ||
Grass pollen | Low | ||
Weed pollen | None |
Weather | Few clouds |
Temperature | 60.8°F |
Humidity | 85% |
Wind | 0 mp/h |
Pressure | 30 Hg |
# | city | US AQI |
---|---|---|
1 | Yosemite Np Turtleback Dome, California | 127 |
2 | Buffalo, New York | 77 |
3 | Corpus Christi, Texas | 68 |
4 | The Woodlands, Texas | 68 |
5 | Lancaster, Pennsylvania | 64 |
6 | Throop, Pennsylvania | 63 |
7 | New York City, New York | 62 |
8 | Harrisburg, Pennsylvania | 61 |
9 | Trenton, New Jersey | 61 |
10 | Braddock, Pennsylvania | 60 |
(local time)
SEE WORLD AQI RANKING# | station | US AQI |
---|---|---|
1 | North Reeds Road 2 | 52 |
2 | Widener University - Kirkbride Hall | 52 |
3 | Martin Luther King Park | 47 |
4 | Chester Station | 20 |
(local time)
SEE WORLD AQI RANKINGUS AQI
49
live AQI index
Good
Air pollution level | Air quality index | Main pollutant |
---|---|---|
Good | 49 US AQI | PM2.5 |
Pollutants | Concentration | |
---|---|---|
PM2.5 | 11.9µg/m³ |
PM2.5
x2.4
PM2.5 concentration in Chester is currently 2.4 times the WHO annual air quality guideline value
Day | Pollution level | Weather | Temperature | Wind |
---|---|---|---|---|
Friday, Apr 26 | Good 28 AQI US | 55.4° 42.8° | 8.9 mp/h | |
Saturday, Apr 27 | Good 29 AQI US | 78.8° 48.2° | 6.7 mp/h | |
Sunday, Apr 28 | Good 45 AQI US | 84.2° 60.8° | 4.5 mp/h | |
Today | Good 49 AQI US | 50% | 84.2° 60.8° | 4.5 mp/h |
Tuesday, Apr 30 | Good 49 AQI US | 82.4° 62.6° | 11.2 mp/h | |
Wednesday, May 1 | Good 46 AQI US | 100% | 71.6° 57.2° | 6.7 mp/h |
Thursday, May 2 | Good 42 AQI US | 75.2° 55.4° | 4.5 mp/h | |
Friday, May 3 | Good 44 AQI US | 78.8° 55.4° | 11.2 mp/h | |
Saturday, May 4 | Good 48 AQI US | 80% | 68° 51.8° | 6.7 mp/h |
Sunday, May 5 | Good 43 AQI US | 100% | 71.6° 59° | 8.9 mp/h |
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3 Data sources