Worst air pollution Waterfront Park - Louisville, today and tomorrow

Today (16 July): Air quality in Waterfront Park is fair. AQI, NO2, and O3 are fair; PM2.5, 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 Waterfront Park is fair. PM2.5 increases to fair; all other 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 Waterfront Park air quality benefits from the Ohio River waterfront park's open riverside position, with the Ohio River providing limited ventilation from the south. Vehicle traffic on River Road contributes local sources, while the park's open riverside geometry and the river corridor generally maintain moderate Louisville metropolitan readings and Waterfront Park provides one of Louisville's more pleasant urban waterfront environments throughout most of the year.

Today - 16 July | Pollution peaks at 15:00

AQI:

Fair

32.8/100

PM2.5 (fine particles):

Good

19.5/100

PM10 (coarse particles):

Good

10.6/100

NO2 (nitrogen dioxide):

Fair

20.4/100

O3 (ozone):

Fair

32.8/100

SO2 (sulfur dioxide):

Good

3.9/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

1.8/100

PM1 (ultrafine particles):

Good

13.3/100

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

20.3/100

PM10 (coarse particles):

Good

11.4/100

NO2 (nitrogen dioxide):

Fair

26.4/100

O3 (ozone):

Fair

34.6/100

SO2 (sulfur dioxide):

Good

3.3/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

5.0/100

PM1 (ultrafine particles):

Good

13.8/100

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Frequently Asked Questions

Is air quality bad in Waterfront Park right now?

On 16 July 2026, overall air quality in Waterfront Park 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 Waterfront Park?

On 17 July 2026, air quality conditions in Waterfront Park 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 Waterfront Park?

Seasonal changes shape air quality at Waterfront Park much as they do across Louisville: 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 Waterfront Park 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