Worst air pollution La Barca, today and tomorrow

Today (16 July): Air quality in La Barca is fair. O3 is fair; AQI, PM2.5, and PM10 are medium; NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 12:00 AM (PM10: 43.3/100).
Tomorrow (17 July 2026): Air quality in La Barca is fair. PM2.5 increases to fair; O3 decreases to good; all other pollutants stay as today. Pollution peaks around 6:00 AM (PM10: 40.9/100). 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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La Barca's air quality reflects the flat Jalisco Lerma River Lake Chapala corridor at 1,533 metres, with vehicle traffic on surrounding roads and the lake fishing, agricultural, and services corridor contributing local sources. Lake Chapala's natural ventilation provides some dispersal, while winter inversions create modest seasonal challenges and La Barca generally maintains moderate Mexican western Jalisco lakeside readings throughout most of the year.

Today - 16 July | Pollution peaks at 00:00

AQI:

Medium

43.3/100

PM2.5 (fine particles):

Medium

42.3/100

PM10 (coarse particles):

Medium

43.3/100

NO2 (nitrogen dioxide):

Good

0/100

O3 (ozone):

Fair

20.9/100

SO2 (sulfur dioxide):

Good

0/100

CO (carbon monoxide):

Good

0/100

HCHO (formaldehyde):

Good

1.6/100

PM1 (ultrafine particles):

Good

6.7/100

Levels show the poorest local air quality during the day

Tomorrow - 17 July | Pollution peaks at 06:00

AQI:

Medium

40.9/100

PM2.5 (fine particles):

Fair

29.9/100

PM10 (coarse particles):

Medium

40.9/100

NO2 (nitrogen dioxide):

Good

0/100

O3 (ozone):

Good

19.1/100

SO2 (sulfur dioxide):

Good

0/100

CO (carbon monoxide):

Good

0/100

HCHO (formaldehyde):

Good

1.8/100

PM1 (ultrafine particles):

Good

4.7/100

Frequently Asked Questions

Is air quality bad in La Barca right now?

On 16 July 2026, overall air quality in La Barca is fair. O3 is the main pollutant at 20.9/100. Pollution peaks around 12:00 AM (PM10: 43.3/100).

Will air quality be worse tomorrow in La Barca?

On 17 July 2026, air quality conditions in La Barca will be similar to today, with PM2.5 forecast at fair at 29.9/100. Pollution peaks around 6:00 AM (PM10: 40.9/100).

When is air pollution at its worst in La Barca?

The biggest local contributors to pollution in La Barca are vehicle traffic, agricultural burning, as well as fishing fleet activity, particularly once winds are light and dispersion is poor. Local weather patterns add further variation on top of these sources. Local weather patterns add further day-to-day variation.

Are air quality levels in La Barca 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