Clondalkin Air Quality Index (AQI)

Loading live AQI data...

Loading historical AQI trends...

Clondalkin, a suburb of Dublin located in South Dublin, occupies a geographically significant position within the Greater Dublin Area. Situated at coordinates 53.3187° N, 6.4092° W, the area’s terrain is gently undulating, transitioning from relatively flat plains closer to the River Liffey to slightly higher ground towards the western edge. This subtle elevation change can influence local wind patterns and, consequently, the dispersion of pollutants. Clondalkin’s proximity to the Liffey, though not directly bordering it, provides a drainage pathway and a potential corridor for air mass movement. The surrounding landscape is a mix of urban development, residential areas, and pockets of green space, including parks and playing fields, which offer some natural air filtration. The urban–rural gradient shifts noticeably westward, with agricultural land gradually replacing built-up areas. While Clondalkin itself lacks significant heavy industry, its location within the Dublin metropolitan area means it’s influenced by pollution originating from the city centre and industrial belts further east. The M50 motorway, a major arterial route, runs relatively close to the area, contributing to localised traffic-related air pollution. The prevailing westerly winds, common in Ireland, generally carry pollutants from the industrial heartland towards Clondalkin, though the topography can sometimes disrupt this pattern, leading to localised pockets of poor air quality. The relatively low elevation and lack of significant natural barriers mean that pollutants can accumulate under certain meteorological conditions.

Clondalkin’s air quality experiences a distinct seasonal cycle heavily influenced by Ireland’s temperate maritime climate. Winter months (November to February) often present the greatest challenges. Cold, stable air masses frequently lead to temperature inversions, trapping pollutants close to the ground. Reduced sunlight hours and lower wind speeds further exacerbate this issue, hindering pollutant dispersion. Fog, a common occurrence during these months, also contributes to stagnant air and increased particulate matter concentrations. Spring (March to May) typically sees an improvement as temperatures rise, wind speeds increase, and daylight hours lengthen, facilitating better ventilation. However, pollen levels rise significantly, impacting those with respiratory sensitivities. Summer (June to August) generally offers the best air quality, with consistent breezes and ample sunshine aiding in pollutant dispersal. Occasional heatwaves can, however, lead to increased ozone formation, a secondary pollutant. Autumn (September to October) marks a transitional period, with decreasing daylight hours and increasing rainfall. While rainfall can help to wash pollutants from the atmosphere, the return of cooler temperatures and more frequent temperature inversions can lead to periods of poorer air quality. Sensitive groups, including children, the elderly, and individuals with pre-existing respiratory conditions, should be particularly cautious during winter months, limiting outdoor activity during periods of stagnant air or fog. During pollen season, those with allergies should monitor pollen forecasts and take appropriate precautions. Regular monitoring of local weather conditions and air quality reports is advisable throughout the year.