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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 | Clear sky |
Temperature | 77°F |
Humidity | 56% |
Wind | 5.7 mp/h |
Pressure | 30.2 Hg |
# | city | US AQI |
---|---|---|
1 | Worcester, Massachusetts | 120 |
2 | Providence, Rhode Island | 111 |
3 | Somerville, Massachusetts | 107 |
4 | Needham, Massachusetts | 104 |
5 | Freetown, Massachusetts | 103 |
6 | Milton, Massachusetts | 99 |
7 | Boston, Massachusetts | 98 |
8 | Milford, Massachusetts | 98 |
9 | Saugus, Massachusetts | 98 |
10 | Southborough, Massachusetts | 98 |
(local time)
SEE WORLD AQI RANKING# | station | US AQI |
---|---|---|
1 | Howard Street | 40 |
(local time)
SEE WORLD AQI RANKINGUS AQI
36
live AQI index
Good
Air pollution level | Air quality index | Main pollutant |
---|---|---|
Good | 36 US AQI | PM2.5 |
Pollutants | Concentration | |
---|---|---|
PM2.5 | 8.7µg/m³ |
PM2.5
x1.7
PM2.5 concentration in Ashland is currently 1.7 times the WHO annual air quality guideline value
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Day | Pollution level | Weather | Temperature | Wind |
---|---|---|---|---|
Thursday, Sep 28 | Good 26 AQI US | 73.4° 60.8° | ||
Friday, Sep 29 | Good 11 AQI US | 71.6° 59° | ||
Saturday, Sep 30 | Good 31 AQI US | 78.8° 57.2° | ||
Today | Good 36 AQI US | 78.8° 57.2° | ||
Monday, Oct 2 | Moderate 54 AQI US | 80.6° 57.2° | ||
Tuesday, Oct 3 | Moderate 60 AQI US | 82.4° 59° | ||
Wednesday, Oct 4 | Moderate 62 AQI US | 80.6° 59° | ||
Thursday, Oct 5 | Moderate 58 AQI US | 77° 57.2° | ||
Friday, Oct 6 | Moderate 61 AQI US | 77° 64.4° | ||
Saturday, Oct 7 | Moderate 61 AQI US | 66.2° 51.8° | ||
Sunday, Oct 8 | Good 12 AQI US | 60.8° 42.8° |
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1Contributor
Anonymous
1 station
1 Data source