Worst air pollution Titanic Quarter - Belfast, today and tomorrow
Today (20 September): Air quality in Titanic Quarter is fair. AQI and PM2.5 are fair; PM10, NO2, O3, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 3:00 AM (PM2.5: 30.4/100).
Tomorrow (21 September 2026): Air quality in Titanic Quarter is moderate. AQI worsens to moderate; PM2.5 increases to moderate; PM10 increases to fair; all other pollutants stay as today. Pollution peaks around 3:00 PM (PM2.5: 41.8/100). Airmine updates local air quality forecasts four times daily.
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Titanic Quarter's air quality reflects its position within Belfast, with local traffic and the town's built-up core as the main contributors. The M2 generates consistent traffic-related NO₂ and PM2.5, particularly during peak commuting hours. Thanks to the region's typical south-westerlies, pollution rarely lingers for long, which keeps average readings fairly unremarkable by UK standards.
Today - 20 September | Pollution peaks at 03:00
AQI:
Fair
30.4/100
PM2.5 (fine particles):
Fair
30.4/100
PM10 (coarse particles):
Good
19.4/100
NO2 (nitrogen dioxide):
Good
1.5/100
O3 (ozone):
Good
18.3/100
SO2 (sulfur dioxide):
Good
0.4/100
CO (carbon monoxide):
Good
0.6/100
HCHO (formaldehyde):
Good
2.1/100
PM1 (ultrafine particles):
Good
1.5/100
Levels show the poorest local air quality during the day
Tomorrow - 21 September | Pollution peaks at 15:00
AQI:
Moderate
41.8/100
PM2.5 (fine particles):
Moderate
41.8/100
PM10 (coarse particles):
Fair
26.2/100
NO2 (nitrogen dioxide):
Good
6.0/100
O3 (ozone):
Good
18.4/100
SO2 (sulfur dioxide):
Good
0.6/100
CO (carbon monoxide):
Good
0.7/100
HCHO (formaldehyde):
Good
5.6/100
PM1 (ultrafine particles):
Good
5.5/100
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Frequently Asked Questions
Is air quality bad in Titanic Quarter right now?
On 20 September 2026, overall air quality in Titanic Quarter is fair. AQI is the main air quality indicator at 30.4/100. Pollution peaks around 3:00 AM (PM2.5: 30.4/100).
Will air quality be worse tomorrow in Titanic Quarter?
On 21 September 2026, air quality conditions in Titanic Quarter will be worse than today, with AQI forecast at moderate at 41.8/100. Pollution peaks around 3:00 PM (PM2.5: 41.8/100).
When is air pollution at its worst in Titanic Quarter?
Spring and autumn tend to be the calmer, more moderate stretches by comparison. Air quality in Titanic Quarter isn't the same all year round — it really shifts with the seasons. Winter mornings can be the trickiest, with cold, still conditions trapping main road traffic fumes and smoke from home fires close to the ground. In summer, ozone can build up on sunny afternoons, though windier, warmer weather usually helps clear traffic-related pollution faster than in winter.
Are air quality levels in Titanic Quarter 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 20:27 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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