Worst air pollution Crescent Hill - Louisville, today and tomorrow

Today (16 July): Air quality in Crescent Hill is fair. AQI, PM2.5, NO2, and O3 are fair; PM10, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 3:00 PM (O3: 32.8/100).
Tomorrow (17 July 2026): Air quality in Crescent Hill is fair. All pollutants stay as today. Pollution peaks around 11:00 AM (O3: 34.6/100). 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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Louisville's Crescent Hill air quality reflects the historic East Louisville residential neighbourhood, with vehicle traffic on Frankfort Avenue and the surrounding tree-lined residential and commercial character contributing local sources. The neighbourhood's mature tree canopy provides natural filtration, while the flat terrain allows reasonable dispersal and Crescent Hill generally maintains moderate Louisville metropolitan readings throughout most of the year.

Today - 16 July | Pollution peaks at 15:00

AQI:

Fair

32.8/100

PM2.5 (fine particles):

Fair

20.1/100

PM10 (coarse particles):

Good

10.9/100

NO2 (nitrogen dioxide):

Fair

21.9/100

O3 (ozone):

Fair

32.8/100

SO2 (sulfur dioxide):

Good

4.2/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

1.8/100

PM1 (ultrafine particles):

Good

13.7/100

Levels show the poorest local air quality during the day

Tomorrow - 17 July | Pollution peaks at 11:00

AQI:

Fair

34.6/100

PM2.5 (fine particles):

Fair

20.8/100

PM10 (coarse particles):

Good

11.8/100

NO2 (nitrogen dioxide):

Fair

28.5/100

O3 (ozone):

Fair

34.6/100

SO2 (sulfur dioxide):

Good

3.6/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

5.0/100

PM1 (ultrafine particles):

Good

14.2/100

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Frequently Asked Questions

Is air quality bad in Crescent Hill right now?

On 16 July 2026, overall air quality in Crescent Hill is fair. AQI is the main air quality indicator at 32.8/100. Pollution peaks around 3:00 PM (O3: 32.8/100).

Will air quality be worse tomorrow in Crescent Hill?

On 17 July 2026, air quality conditions in Crescent Hill will be similar to today, with AQI forecast at fair at 34.6/100. Pollution peaks around 11:00 AM (O3: 34.6/100).

When is air pollution at its worst in Crescent Hill?

Crescent Hill's air quality follows a clear seasonal pattern: the cleanest conditions usually arrive in winter, once the humid summer ozone season has ended, but summer heat, humidity, and emissions from surrounding forests combine to drive ozone levels up. Occasional agricultural or prescribed-burning smoke can add short-lived particulate spikes outside the main summer ozone season.

Are air quality levels in Crescent 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