Worst air pollution High Line & Chelsea - New York, today and tomorrow

Today (16 July): Air quality in High Line & Chelsea 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: 37.6/100).
Tomorrow (17 July 2026): Air quality in High Line & Chelsea is medium. AQI improves to medium; O3 decreases to medium; all other pollutants stay as today. Pollution peaks around 12:00 PM (O3: 40.4/100). 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 York's High Line and Chelsea record moderate Manhattan air quality, with the elevated linear park providing a modest green corridor above the West Side street grid. Traffic on 10th and 11th avenues below contributes to baseline NO₂, though the Hudson River corridor one block west provides periodic ventilation improvement.

Today - 16 July | Pollution peaks at 12:00

AQI:

Fair

37.6/100

PM2.5 (fine particles):

Good

10.4/100

PM10 (coarse particles):

Good

10.5/100

NO2 (nitrogen dioxide):

Good

4.7/100

O3 (ozone):

Fair

37.6/100

SO2 (sulfur dioxide):

Good

0.9/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

6.1/100

PM1 (ultrafine particles):

Good

5.7/100

Levels show the poorest local air quality during the day

Tomorrow - 17 July | Pollution peaks at 12:00

AQI:

Medium

40.4/100

PM2.5 (fine particles):

Good

7.1/100

PM10 (coarse particles):

Good

3.4/100

NO2 (nitrogen dioxide):

Good

8.2/100

O3 (ozone):

Medium

40.4/100

SO2 (sulfur dioxide):

Good

0.8/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

5.9/100

PM1 (ultrafine particles):

Good

4.5/100

Other Landmarks in New York

Sports venues in New York

Frequently Asked Questions

Is air quality bad in High Line & Chelsea right now?

On 16 July 2026, overall air quality in High Line & Chelsea is fair. AQI is the main air quality indicator at 37.6/100. Pollution peaks around 12:00 PM (O3: 37.6/100).

Will air quality be worse tomorrow in High Line & Chelsea?

On 17 July 2026, air quality conditions in High Line & Chelsea will be better than today, with AQI forecast at medium at 40.4/100. Pollution peaks around 12:00 PM (O3: 40.4/100).

When is air pollution at its worst in High Line & Chelsea?

This neighborhood in New York sees air quality shift through the year: frequent frontal systems in spring and fall usually keep the air cleanest then, but 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 High Line & Chelsea 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