Worst air pollution Villa Alemana, today and tomorrow
Today (16 July): Air quality in Villa Alemana is good. AQI, PM2.5, PM10, NO2, O3, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 9:00 PM (O3: 12.2/100).
Tomorrow (17 July 2026): Air quality in Villa Alemana is good. All pollutants stay as today. Pollution peaks around 11:00 PM (O3: 16.7/100). 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
Use our Strava plugin to check your own exposure.
Villa Alemana's air quality reflects the Valparaíso metropolitan area's inland Marga-Marga River valley position at 193 metres, with vehicle traffic on surrounding roads and the residential and services corridor contributing local sources. The coastal Cordillera partially blocks Pacific maritime ventilation, while the valley's topographic enclosure creates concentration under winter inversions and Villa Alemana generally maintains moderate to elevated Valparaíso metropolitan inland valley readings throughout the winter months.
Today - 16 July | Pollution peaks at 21:00
AQI:
Good
12.2/100
PM2.5 (fine particles):
Good
10.8/100
PM10 (coarse particles):
Good
5.1/100
NO2 (nitrogen dioxide):
Good
0.4/100
O3 (ozone):
Good
12.2/100
SO2 (sulfur dioxide):
Good
0.4/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
0.4/100
PM1 (ultrafine particles):
Good
2.0/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 23:00
AQI:
Good
16.7/100
PM2.5 (fine particles):
Good
12.2/100
PM10 (coarse particles):
Good
5.7/100
NO2 (nitrogen dioxide):
Good
0.4/100
O3 (ozone):
Good
16.7/100
SO2 (sulfur dioxide):
Good
0.5/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
0.4/100
PM1 (ultrafine particles):
Good
2.3/100
Frequently Asked Questions
Is air quality bad in Villa Alemana right now?
On 16 July 2026, overall air quality in Villa Alemana is good. AQI is the main air quality indicator at 12.2/100. Pollution peaks around 9:00 PM (O3: 12.2/100).
Will air quality be worse tomorrow in Villa Alemana?
On 17 July 2026, air quality conditions in Villa Alemana will be similar to today, with AQI forecast at good at 16.7/100. Pollution peaks around 11:00 PM (O3: 16.7/100).
When is air pollution at its worst in Villa Alemana?
Villa Alemana usually sees its poorest air quality when traffic on the surrounding roads coincides with periods when calm, stagnant conditions settle in the surrounding valley. Topographic enclosure in the valley lets pollution accumulate rather than clear out. Sea breezes typically keep conditions in check, except during still weather.
Are air quality levels in Villa Alemana 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.
Check air quality in other popular cities:
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