Worst air pollution Durango, today and tomorrow

Today (9 August): Air quality in Durango is very poor. AQI and PM10 are very poor; O3 is fair; PM2.5 is medium; NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 4:00 PM (PM10: 95.1/100).
Tomorrow (10 August 2026): Air quality in Durango is very poor. PM2.5 increases to poor; PM1 increases to fair; all other pollutants stay as today. Pollution peaks around 6:00 PM (PM10: 100/100). 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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Durango's air quality reflects the Sierra Madre Occidental's elevated Durango valley at 1,889 metres, with vehicle traffic on surrounding roads and the timber, mining, and agricultural corridor contributing local sources. The elevated mountain valley position aids dispersal on most days, while winter inversions create modest seasonal challenges and the timber and mining character creates distinctive local emission profiles throughout most of the year.

Today - 9 August | Pollution peaks at 16:00

AQI:

Very poor

95.1/100

PM2.5 (fine particles):

Medium

59.5/100

PM10 (coarse particles):

Very poor

95.1/100

NO2 (nitrogen dioxide):

Good

0.3/100

O3 (ozone):

Fair

26.1/100

SO2 (sulfur dioxide):

Good

4.2/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

0.9/100

PM1 (ultrafine particles):

Good

13.4/100

Levels show the poorest local air quality during the day

Tomorrow - 10 August | Pollution peaks at 18:00

AQI:

Very poor

100/100

PM2.5 (fine particles):

Poor

71.4/100

PM10 (coarse particles):

Very poor

100/100

NO2 (nitrogen dioxide):

Good

0.2/100

O3 (ozone):

Fair

26.8/100

SO2 (sulfur dioxide):

Good

11.6/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

0.8/100

PM1 (ultrafine particles):

Fair

21.6/100

Frequently Asked Questions

Is air quality bad in Durango right now?

On 9 August 2026, overall air quality in Durango is very poor. AQI is the main air quality indicator at 95.1/100. Pollution peaks around 4:00 PM (PM10: 95.1/100).

Will air quality be worse tomorrow in Durango?

On 10 August 2026, air quality conditions in Durango will be similar to today, with AQI forecast at very poor at 100/100. Pollution peaks around 6:00 PM (PM10: 100/100).

When is air pollution at its worst in Durango?

In Durango, traffic emissions, quarrying activity, and farming and agricultural processing are the main local sources, with conditions worsening when calm, stagnant conditions settle in the surrounding valley. The surrounding valley terrain holds pollutants near the surface rather than letting them disperse. This is most pronounced in winter, when inversions are more frequent.

Are air quality levels in Durango 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.

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Data provided by Airmine — Last update: 9 August 2026 at 20:27 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.

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