Worst air pollution Asylum Hill - Hartford, today and tomorrow
Today (16 July): Air quality in Asylum Hill is fair. AQI and O3 are fair; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 12:00 PM (O3: 36.7/100).
Tomorrow (17 July 2026): Air quality in Asylum Hill is fair. All pollutants stay as today. Pollution peaks around 1:00 PM (O3: 37.6/100). Airmine updates local air quality forecasts four times daily.
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Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
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Hartford's Asylum Hill air quality reflects the historic residential neighbourhood adjacent to Hartford Hospital, with vehicle traffic on Farmington Avenue and the surrounding mixed residential and medical character contributing local sources. The neighbourhood's tree-lined character provides natural filtration, while the flat terrain allows reasonable dispersal and Asylum Hill generally maintains moderate Hartford metropolitan readings throughout most of the year.
Today - 16 July | Pollution peaks at 12:00
AQI:
Fair
36.7/100
PM2.5 (fine particles):
Good
11.2/100
PM10 (coarse particles):
Good
11.5/100
NO2 (nitrogen dioxide):
Good
15.8/100
O3 (ozone):
Fair
36.7/100
SO2 (sulfur dioxide):
Good
1.9/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
5.5/100
PM1 (ultrafine particles):
Good
7.5/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 13:00
AQI:
Fair
37.6/100
PM2.5 (fine particles):
Good
7.2/100
PM10 (coarse particles):
Good
2.9/100
NO2 (nitrogen dioxide):
Good
18.2/100
O3 (ozone):
Fair
37.6/100
SO2 (sulfur dioxide):
Good
0.7/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
5.2/100
PM1 (ultrafine particles):
Good
6.0/100
Other Landmarks in Hartford
Frequently Asked Questions
Is air quality bad in Asylum Hill right now?
On 16 July 2026, overall air quality in Asylum Hill is fair. AQI is the main air quality indicator at 36.7/100. Pollution peaks around 12:00 PM (O3: 36.7/100).
Will air quality be worse tomorrow in Asylum Hill?
On 17 July 2026, air quality conditions in Asylum Hill will be similar to today, with AQI forecast at fair at 37.6/100. Pollution peaks around 1:00 PM (O3: 37.6/100).
When is air pollution at its worst in Asylum Hill?
Air quality at Asylum Hill shifts across the year — spring and autumn generally bring the cleanest air, helped by more active weather patterns, whereas the combination of local heat and imported regional haze peaks during summer. Winter cold fronts tend to clear the air quickly, so extended pollution episodes are relatively uncommon.
Are air quality levels in Asylum Hill based on measurements or forecasts?
It is forecasts derived by downscaling forecasts provided by EU’s Copernicus Atmosphere Monitoring Service (CAMS) by taking into account local conditions such as traffic patterns. CAMS bases its forecast on satellite measurements of particles and chemical compounds in the atmosphere. Airmine’s services were developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team.
Want to see air quality forecasts for other cities in United States?
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Data provided by Airmine — Last update: 16 July 2026 at 10:33 CEST (Data is updated four times daily.)
This forecast is produced independently using Airmine's own atmospheric data and models.
Unless explicitly made clear, the content on this site has not been paid for by external organisations and is Airmine's sole responsibility.
For long term forecasts and maps, see the Airmine app