Worst air pollution Cultural District - Bloomington, today and tomorrow

Today (9 August): Air quality in Cultural District is fair. AQI, PM2.5, NO2, O3, and PM1 are fair; PM10, SO2, CO, and HCHO are good. Pollution peaks around 8:00 AM (O3: 34.2/100).
Tomorrow (10 August 2026): Air quality in Cultural District is fair. All pollutants stay as today. Pollution peaks around 11:00 PM (NO2: 39.3/100). Airmine updates local air quality forecasts four times daily.

Get the full experience in the Airmine app.

Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team

Follow your pollen exposure and performance with the free Airmine–Strava integration. See your pollen and air quality exposure for every Strava activity.

In Cultural District, lighter traffic and surrounding agricultural land make wind-blown dust and seasonal field activity bigger factors than congestion. Green space roughly 91 meters off offers some natural filtering, softening the local particulate load somewhat. Nearby areas with a similar setup tend to show a comparable air quality baseline.

Today - 9 August | Pollution peaks at 08:00

AQI:

Fair

34.2/100

PM2.5 (fine particles):

Fair

21.3/100

PM10 (coarse particles):

Good

6.1/100

NO2 (nitrogen dioxide):

Fair

32.5/100

O3 (ozone):

Fair

34.2/100

SO2 (sulfur dioxide):

Good

3.7/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

6.7/100

PM1 (ultrafine particles):

Fair

26.3/100

Levels show the poorest local air quality during the day

Tomorrow - 10 August | Pollution peaks at 23:00

AQI:

Fair

39.3/100

PM2.5 (fine particles):

Fair

28.1/100

PM10 (coarse particles):

Good

8.6/100

NO2 (nitrogen dioxide):

Fair

39.3/100

O3 (ozone):

Fair

35.6/100

SO2 (sulfur dioxide):

Good

3.4/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

8.0/100

PM1 (ultrafine particles):

Fair

33.6/100

Other Landmarks in Bloomington

Frequently Asked Questions

Is air quality bad in Cultural District right now?

On 9 August 2026, overall air quality in Cultural District is fair. AQI is the main air quality indicator at 34.2/100. Pollution peaks around 8:00 AM (O3: 34.2/100).

Will air quality be worse tomorrow in Cultural District?

On 10 August 2026, air quality conditions in Cultural District will be similar to today, with AQI forecast at fair at 39.3/100. Pollution peaks around 11:00 PM (NO2: 39.3/100).

When is air pollution at its worst in Cultural District?

Winter tends to bring the year's worst particulate spikes here, when home heating emissions build up under temperature inversions common on calm winter days. Summer heat pushes ozone to the forefront of local air quality concerns, as heat and sunlight drive photochemical smog, occasionally worsened by drifting wildfire smoke. Spring and fall tend to bring the cleanest air of the year, aided by milder temperatures and more consistent wind.

Are air quality levels in Cultural District 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.

Why doesn’t the forecast always reflect wildfire impacts?

Airmine’s forecast uses CAMS (Copernicus Atmosphere Monitoring Service) as its background atmospheric model. While CAMS includes wildfire emissions, these are derived from satellite observations and are not available in real time. During rapidly evolving wildfire events, there may therefore be a delay before increased emissions are incorporated into the model. As a result, the forecast may temporarily underestimate PM₂.₅ and other pollutants associated with wildfire smoke.

During rapidly evolving wildfire events, CAMS may lag by approximately 1–2 days before increased wildfire emissions are fully represented, which can lead to temporary underestimation of PM₂.₅ concentrations in Airmine’s forecast.

Want to see air quality forecasts for other cities in United States?

Check air quality in other popular cities:

Data provided by Airmine — Last update: 10 August 2026 at 02:34 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.

Disclaimer: Forecasts are provided for informational purposes only and should not be relied upon as medical advice. Actual pollen and air quality conditions may vary from the forecast. If you have allergies, asthma, or another medical condition, consult a healthcare professional. Please see our Terms of Service for important information about limitations of liability.

Get the full experience in the Airmine app.