Worst air pollution Erector Square - New Haven, today and tomorrow
Today (13 July): Air quality in Erector Square is fair. AQI and O3 are fair; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 11:00 AM (O3: 36.9/100).
Tomorrow (14 July 2026): Air quality in Erector Square is fair. All pollutants stay as today. Pollution peaks around 8:00 AM (O3: 36.6/100). 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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New Haven's Erector Square air quality reflects the historic industrial conversion arts complex, with vehicle traffic on the surrounding Grand Avenue and Peck Street corridors contributing local sources. The Quinnipiac River provides limited ventilation, while the neighbourhood's industrial arts character and the walkable scale generally maintain moderate New Haven metropolitan readings throughout most of the year.
Today - 13 July | Pollution peaks at 11:00
AQI:
Fair
36.9/100
PM2.5 (fine particles):
Good
15.1/100
PM10 (coarse particles):
Good
12.8/100
NO2 (nitrogen dioxide):
Good
10.9/100
O3 (ozone):
Fair
36.9/100
SO2 (sulfur dioxide):
Good
2.2/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
3.8/100
PM1 (ultrafine particles):
Good
9.7/100
Levels show the poorest local air quality during the day
Tomorrow - 14 July | Pollution peaks at 08:00
AQI:
Fair
36.6/100
PM2.5 (fine particles):
Good
13.4/100
PM10 (coarse particles):
Good
8.9/100
NO2 (nitrogen dioxide):
Good
12.6/100
O3 (ozone):
Fair
36.6/100
SO2 (sulfur dioxide):
Good
2.0/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
3.9/100
PM1 (ultrafine particles):
Good
9.2/100
Other Landmarks in New Haven
Sports venues in New Haven
Frequently Asked Questions
Is air quality bad in Erector Square right now?
On 13 July 2026, overall air quality in Erector Square is fair. AQI is the main air quality indicator at 36.9/100. Pollution peaks around 11:00 AM (O3: 36.9/100).
Will air quality be worse tomorrow in Erector Square?
On 14 July 2026, air quality conditions in Erector Square will be similar to today, with AQI forecast at fair at 36.6/100. Pollution peaks around 8:00 AM (O3: 36.6/100).
When is air pollution at its worst in Erector Square?
At Erector Square, air quality tends to follow New Haven's broader seasonal rhythm. Typically, spring and autumn generally bring the cleanest air, helped by more active weather patterns, while 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 Erector Square 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.
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Data provided by Airmine — Last update: 13 July 2026 at 21:48 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