Worst air pollution LoDo - Denver, today and tomorrow
Today (16 July): Air quality in LoDo is fair. AQI and O3 are fair; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 12:00 PM (O3: 37.2/100).
Tomorrow (17 July 2026): Air quality in LoDo is fair. All pollutants stay as today. Pollution peaks around 11:00 AM (O3: 39.1/100). 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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Denver's LoDo air quality reflects the Lower Downtown historic district, with vehicle traffic on the surrounding Union Station commuter hub and the Larimer Street commercial corridor generating elevated NOₓ. The Rocky Mountain westerlies provide clean background air on most days, while the Front Range temperature inversion problem creates extended winter episodes and LoDo's dense transit hub and entertainment character maintains moderate to elevated Denver metropolitan readings throughout the year.
Today - 16 July | Pollution peaks at 12:00
AQI:
Fair
37.2/100
PM2.5 (fine particles):
Good
14.4/100
PM10 (coarse particles):
Good
11.1/100
NO2 (nitrogen dioxide):
Good
13.4/100
O3 (ozone):
Fair
37.2/100
SO2 (sulfur dioxide):
Good
2.1/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
4.1/100
PM1 (ultrafine particles):
Good
9.6/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 11:00
AQI:
Fair
39.1/100
PM2.5 (fine particles):
Good
16.0/100
PM10 (coarse particles):
Good
9.8/100
NO2 (nitrogen dioxide):
Good
11.9/100
O3 (ozone):
Fair
39.1/100
SO2 (sulfur dioxide):
Good
1.8/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
3.8/100
PM1 (ultrafine particles):
Good
10.6/100
Other Landmarks in Denver
Sports venues in Denver
Frequently Asked Questions
Is air quality bad in LoDo right now?
On 16 July 2026, overall air quality in LoDo is fair. AQI is the main air quality indicator at 37.2/100. Pollution peaks around 12:00 PM (O3: 37.2/100).
Will air quality be worse tomorrow in LoDo?
On 17 July 2026, air quality conditions in LoDo will be similar to today, with AQI forecast at fair at 39.1/100. Pollution peaks around 11:00 AM (O3: 39.1/100).
When is air pollution at its worst in LoDo?
This neighborhood in Denver sees air quality shift through the year. Typically, spring and autumn generally bring the cleanest, most stable air, while wildfire smoke drifting in from across the region is the main summer concern, while winter inversions can trap pollution locally. Valley and basin locations are especially prone to these winter inversion episodes compared to more exposed, higher terrain.
Are air quality levels in LoDo 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