Worst air pollution Union Plaza - El Paso, today and tomorrow
Today (16 July): Air quality in Union Plaza is fair. AQI, PM10, and O3 are fair; PM2.5, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 10:00 AM (O3: 27.9/100).
Tomorrow (17 July 2026): Air quality in Union Plaza is fair. All pollutants stay as today. Pollution peaks around 11:00 AM (O3: 28.0/100). Airmine updates local air quality forecasts four times daily.
For long term forecasts and maps, see the Airmine app
Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
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El Paso's Union Plaza air quality reflects the historic downtown El Paso entertainment and arts district, with vehicle traffic on the surrounding El Paso Street corridor and the concentrated arts and tourism character contributing local sources. Cross-border emissions from Ciudad Juárez and the flat Rio Grande valley contribute to regional background, while the neighbourhood's walkable character and the downtown position generally maintain moderate El Paso metropolitan readings throughout most of the year.
Today - 16 July | Pollution peaks at 10:00
AQI:
Fair
27.9/100
PM2.5 (fine particles):
Good
18.0/100
PM10 (coarse particles):
Fair
27.0/100
NO2 (nitrogen dioxide):
Good
0.2/100
O3 (ozone):
Fair
27.9/100
SO2 (sulfur dioxide):
Good
4.5/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
0.8/100
PM1 (ultrafine particles):
Good
4.1/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 11:00
AQI:
Fair
28.0/100
PM2.5 (fine particles):
Good
18.0/100
PM10 (coarse particles):
Fair
25.6/100
NO2 (nitrogen dioxide):
Good
0.3/100
O3 (ozone):
Fair
28.0/100
SO2 (sulfur dioxide):
Good
3.3/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
0.7/100
PM1 (ultrafine particles):
Good
4.2/100
Other Landmarks in El Paso
Frequently Asked Questions
Is air quality bad in Union Plaza right now?
On 16 July 2026, overall air quality in Union Plaza is fair. AQI is the main air quality indicator at 27.9/100. Pollution peaks around 10:00 AM (O3: 27.9/100).
Will air quality be worse tomorrow in Union Plaza?
On 17 July 2026, air quality conditions in Union Plaza will be similar to today, with AQI forecast at fair at 28.0/100. Pollution peaks around 11:00 AM (O3: 28.0/100).
When is air pollution at its worst in Union Plaza?
Air quality around Union Plaza changes with the seasons. In short, between summer heat and winter cedar season, spring and fall offer the most moderate conditions, whereas long, hot summers bring the highest ozone risk, especially across the major urban corridors. Gulf Coast humidity and inland heat can each add their own seasonal pollution patterns.
Are air quality levels in Union Plaza 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