Worst air pollution Chevy Chase Lexington - Lexington, today and tomorrow
Today (16 July): Air quality in Chevy Chase Lexington is medium. AQI and O3 are medium; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 1:00 PM (O3: 40.2/100).
Tomorrow (17 July 2026): Air quality in Chevy Chase Lexington is fair. AQI worsens to fair; O3 increases to fair; all other pollutants stay as today. Pollution peaks around 1:00 PM (O3: 38.6/100). Airmine updates local air quality forecasts four times daily.
For long term forecasts and maps, see the Airmine app
Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
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Lexington's Chevy Chase air quality reflects the historic affluent residential neighbourhood, with vehicle traffic on the surrounding Richmond Road corridor contributing modest local sources. The neighbourhood's exceptional mature tree canopy provides outstanding natural filtration, while the flat Bluegrass terrain allows reasonable dispersal and Chevy Chase generally maintains among Lexington's more pleasant inner residential environments throughout most of the year.
Today - 16 July | Pollution peaks at 13:00
AQI:
Medium
40.2/100
PM2.5 (fine particles):
Good
17.6/100
PM10 (coarse particles):
Good
8.4/100
NO2 (nitrogen dioxide):
Good
4.4/100
O3 (ozone):
Medium
40.2/100
SO2 (sulfur dioxide):
Good
0.8/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
1.7/100
PM1 (ultrafine particles):
Good
11.7/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 13:00
AQI:
Fair
38.6/100
PM2.5 (fine particles):
Good
16.3/100
PM10 (coarse particles):
Good
8.0/100
NO2 (nitrogen dioxide):
Good
5.8/100
O3 (ozone):
Fair
38.6/100
SO2 (sulfur dioxide):
Good
0.9/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
2.1/100
PM1 (ultrafine particles):
Good
9.9/100
Other Landmarks in Lexington
Frequently Asked Questions
Is air quality bad in Chevy Chase Lexington right now?
On 16 July 2026, overall air quality in Chevy Chase Lexington is medium. AQI is the main air quality indicator at 40.2/100. Pollution peaks around 1:00 PM (O3: 40.2/100).
Will air quality be worse tomorrow in Chevy Chase Lexington?
On 17 July 2026, air quality conditions in Chevy Chase Lexington will be worse than today, with AQI forecast at fair at 38.6/100. Pollution peaks around 1:00 PM (O3: 38.6/100).
When is air pollution at its worst in Chevy Chase Lexington?
Chevy Chase Lexington follows Lexington's typical seasonal air quality pattern: winter is typically the cleanest season, with mild temperatures and fewer stagnant air episodes, but summer heat combined with the region's dense forest cover drives an extended ozone season. Occasional agricultural or prescribed-burning smoke can add short-lived particulate spikes outside the main summer ozone season.
Are air quality levels in Chevy Chase Lexington 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: 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