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AIR QUALITY DATA CONTRIBUTORS
Find out more about contributors and data sourcesIndex | High | ||
Tree pollen | Low | ||
Grass pollen | Low | ||
Weed pollen | High |
Weather | Scattered clouds |
Temperature | 41°F |
Humidity | 88% |
Wind | 7 mp/h |
Pressure | 29.9 Hg |
# | city | US AQI |
---|---|---|
1 | Harrisburg, Pennsylvania | 130 |
2 | Cockeysville, Maryland | 117 |
3 | Yreka, California | 116 |
4 | Lancaster, Pennsylvania | 115 |
5 | Wilmington, Delaware | 111 |
6 | Allentown, Pennsylvania | 110 |
7 | Prosser, Washington | 108 |
8 | Archbald, Pennsylvania | 107 |
9 | Bethlehem, Pennsylvania | 103 |
10 | Catonsville, Maryland | 99 |
(local time)
SEE WORLD AQI RANKING# | station | US AQI |
---|---|---|
1 | St. Louis (Metro-east) | 42 |
(local time)
SEE WORLD AQI RANKINGUS AQI
42
live AQI index
Good
Air pollution level | Air quality index | Main pollutant |
---|---|---|
Good | 42 US AQI | PM2.5 |
Pollutants | Concentration | |
---|---|---|
PM2.5 | 10.2µg/m³ |
PM2.5
x2
PM2.5 concentration in Washington Park is currently 2 times the WHO annual air quality guideline value
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Day | Pollution level | Weather | Temperature | Wind |
---|---|---|---|---|
Wednesday, Nov 29 | Moderate 59 AQI US | 55.4° 41° | ||
Thursday, Nov 30 | Moderate 52 AQI US | 53.6° 42.8° | ||
Friday, Dec 1 | Good 36 AQI US | 46.4° 39.2° | ||
Today | Good 42 AQI US | 46.4° 39.2° | ||
Sunday, Dec 3 | Good 39 AQI US | 53.6° 41° | ||
Monday, Dec 4 | Good 22 AQI US | 48.2° 37.4° | ||
Tuesday, Dec 5 | Good 10 AQI US | 46.4° 41° | ||
Wednesday, Dec 6 | Good 13 AQI US | 46.4° 32° | ||
Thursday, Dec 7 | Good 16 AQI US | 60.8° 37.4° | ||
Friday, Dec 8 | Good 23 AQI US | 62.6° 50° |
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1Contributor
Government
Unidentified Contributor
1 station
1 Data source