Worst air pollution Alberta Arts District - Portland, today and tomorrow

Today (9 August): Air quality in Alberta Arts District is fair. AQI, NO2, and O3 are fair; PM2.5, PM10, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 6:00 AM (O3: 37.5/100).
Tomorrow (10 August 2026): Air quality in Alberta Arts District is fair. All pollutants stay as today. Pollution peaks around 8:00 AM (O3: 35.9/100). 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.

Portland's Alberta Arts District air quality reflects the Northeast Portland creative neighbourhood, with vehicle traffic on Alberta Street and the surrounding mixed residential and arts character contributing local sources. Summer wildfire smoke from Oregon and Washington forests is an increasingly severe seasonal concern, while the neighbourhood's walkable character generally maintains moderate Portland metropolitan readings and the weekly Last Thursday art walk generates concentrated seasonal pedestrian and vehicle activity.

Today - 9 August | Pollution peaks at 06:00

AQI:

Fair

37.5/100

PM2.5 (fine particles):

Good

9.8/100

PM10 (coarse particles):

Good

6.4/100

NO2 (nitrogen dioxide):

Fair

25.7/100

O3 (ozone):

Fair

37.5/100

SO2 (sulfur dioxide):

Good

1.8/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

9.7/100

PM1 (ultrafine particles):

Good

6.8/100

Levels show the poorest local air quality during the day

Tomorrow - 10 August | Pollution peaks at 08:00

AQI:

Fair

35.9/100

PM2.5 (fine particles):

Good

12.6/100

PM10 (coarse particles):

Good

8.0/100

NO2 (nitrogen dioxide):

Fair

30.7/100

O3 (ozone):

Fair

35.9/100

SO2 (sulfur dioxide):

Good

1.5/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

6.8/100

PM1 (ultrafine particles):

Good

9.7/100

Other Landmarks in Portland

Frequently Asked Questions

Is air quality bad in Alberta Arts District right now?

On 9 August 2026, overall air quality in Alberta Arts District is fair. AQI is the main air quality indicator at 37.5/100. Pollution peaks around 6:00 AM (O3: 37.5/100).

Will air quality be worse tomorrow in Alberta Arts District?

On 10 August 2026, air quality conditions in Alberta Arts District will be similar to today, with AQI forecast at fair at 35.9/100. Pollution peaks around 8:00 AM (O3: 35.9/100).

When is air pollution at its worst in Alberta Arts District?

Alberta Arts District experiences the same seasonal air quality swings as the rest of Portland. In short, the wet winter and spring months are generally the cleanest, with regular rain limiting particulate buildup, whereas the driest weeks of late summer bring the greatest risk of smoke drifting in from regional wildfires. Prevailing onshore winds usually keep pollution moving rather than letting it settle.

Are air quality levels in Alberta Arts 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.