Worst air pollution Cincinnati Zoo - Cincinnati, today and tomorrow

Today (16 July): Air quality in Cincinnati Zoo is fair. AQI and O3 are fair; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 1:00 PM (O3: 35.2/100).
Tomorrow (17 July 2026): Air quality in Cincinnati Zoo is fair. All pollutants stay as today. Pollution peaks around 12:00 PM (O3: 39.5/100). 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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Cincinnati's Cincinnati Zoo air quality reflects the Avondale neighbourhood position, with vehicle traffic on Forest Avenue and the surrounding residential and commercial character contributing local sources. The flat Ohio Valley terrain allows reasonable dispersal, while summer ozone from the Ohio Valley industrial airshed is the primary warm-season concern and the zoo's 75-acre woodland canopy provides natural filtration throughout most of the year.

Today - 16 July | Pollution peaks at 13:00

AQI:

Fair

35.2/100

PM2.5 (fine particles):

Good

11.8/100

PM10 (coarse particles):

Good

7.8/100

NO2 (nitrogen dioxide):

Good

4.4/100

O3 (ozone):

Fair

35.2/100

SO2 (sulfur dioxide):

Good

0.6/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

4.5/100

PM1 (ultrafine particles):

Good

8.1/100

Levels show the poorest local air quality during the day

Tomorrow - 17 July | Pollution peaks at 12:00

AQI:

Fair

39.5/100

PM2.5 (fine particles):

Good

14.5/100

PM10 (coarse particles):

Good

9.2/100

NO2 (nitrogen dioxide):

Good

4.2/100

O3 (ozone):

Fair

39.5/100

SO2 (sulfur dioxide):

Good

0.7/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

4.6/100

PM1 (ultrafine particles):

Good

9.4/100

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Frequently Asked Questions

Is air quality bad in Cincinnati Zoo right now?

On 16 July 2026, overall air quality in Cincinnati Zoo is fair. AQI is the main air quality indicator at 35.2/100. Pollution peaks around 1:00 PM (O3: 35.2/100).

Will air quality be worse tomorrow in Cincinnati Zoo?

On 17 July 2026, air quality conditions in Cincinnati Zoo will be similar to today, with AQI forecast at fair at 39.5/100. Pollution peaks around 12:00 PM (O3: 39.5/100).

When is air pollution at its worst in Cincinnati Zoo?

Like the rest of Cincinnati, Cincinnati Zoo sees air quality change through the year. Typically, spring and autumn tend to bring the cleanest, most stable air, while prolonged summer heat waves are when air quality most often dips into unhealthy territory. Calm, cold winter spells can occasionally allow local pollution to build up before the next weather system clears it.

Are air quality levels in Cincinnati Zoo 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