Worst air pollution La Louvière, today and tomorrow
Today (20 September): Air quality in La Louvière is fair. AQI, PM2.5, and O3 are fair; PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 11:00 PM (PM2.5: 22.0/100).
Tomorrow (21 September 2026): Air quality in La Louvière is fair. PM10 increases to fair; NO2 increases to fair; all other pollutants stay as today. Pollution peaks around 8:00 AM (PM2.5: 30.1/100). 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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La Louvière's air quality reflects the Hainaut industrial valley in Belgium's former coal and steel heartland, with vehicle traffic on the E42 motorway and the legacy of canal-side heavy industry generating elevated PM2.5 and industrial background emissions. The flat Walloon plateau provides reasonable dispersal on most days, while cross-border pollution from the French Nord-Pas-de-Calais industrial area and the Charleroi corridor elevates background pollution throughout the year.
Today - 20 September | Pollution peaks at 23:00
AQI:
Fair
22.0/100
PM2.5 (fine particles):
Fair
22.0/100
PM10 (coarse particles):
Good
15.5/100
NO2 (nitrogen dioxide):
Good
11.9/100
O3 (ozone):
Fair
21.5/100
SO2 (sulfur dioxide):
Good
1.5/100
CO (carbon monoxide):
Good
0.8/100
HCHO (formaldehyde):
Good
2.3/100
PM1 (ultrafine particles):
Good
10.2/100
Levels show the poorest local air quality during the day
Tomorrow - 21 September | Pollution peaks at 08:00
AQI:
Fair
30.1/100
PM2.5 (fine particles):
Fair
30.1/100
PM10 (coarse particles):
Fair
20.7/100
NO2 (nitrogen dioxide):
Fair
25.9/100
O3 (ozone):
Fair
27.7/100
SO2 (sulfur dioxide):
Good
2.7/100
CO (carbon monoxide):
Good
0.9/100
HCHO (formaldehyde):
Good
3.1/100
PM1 (ultrafine particles):
Good
18.3/100
Pollen forecast in La Louvière
View pollen forecastFrequently Asked Questions
Is air quality bad in La Louvière right now?
On 20 September 2026, overall air quality in La Louvière is fair. AQI is the main air quality indicator at 22.0/100. Pollution peaks around 11:00 PM (PM2.5: 22.0/100).
Will air quality be worse tomorrow in La Louvière?
On 21 September 2026, air quality conditions in La Louvière will be similar to today, with AQI forecast at fair at 30.1/100. Pollution peaks around 8:00 AM (PM2.5: 30.1/100).
When is air pollution at its worst in La Louvière?
Residents in La Louvière are likeliest to notice reduced air quality when birch and linden pollen peaks, or due to vehicle traffic on the E42 motorway and the legacy of canal-side heavy industry; the clearest air tends to follow a change in wind direction or rainfall here.
Are air quality levels in La Louvière 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.
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Data provided by Airmine — Last update: 20 September 2026 at 14:33 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.
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.
Some text on this page may be generated or summarised using artificial intelligence (AI). Wherever possible, AI-generated content is enriched with Airmine's proprietary data to improve its accuracy and relevance. However, AI-generated content may still contain errors, omissions, or inaccuracies.
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