Analamary Air Quality Index (AQI)

Loading live AQI data...

Loading historical AQI trends...

Analamary, nestled within the Toliara region of southwestern Madagascar, occupies a unique and vulnerable geographic position. Situated at approximately -24.2455° latitude and 47.2196° longitude, the city lies close to the Mozambique Channel, a significant body of water influencing local climate and air patterns. The terrain is predominantly characterized by a gently sloping coastal plain, transitioning into low hills inland. This topography, combined with the prevailing trade winds, can create localized areas of stagnant air, particularly during periods of reduced wind speed. The surrounding landscape is a mosaic of spiny forest, a biodiversity hotspot, and extensive agricultural lands primarily dedicated to vanilla, pepper, and cassava cultivation. This agricultural activity, while vital to the local economy, introduces potential sources of air pollutants, including smoke from burning vegetation during land clearing and fertilizer-related emissions. The urban–rural gradient around Analamary is relatively sharp; the city itself is small, with a population of approximately 15,000, and quickly gives way to rural agricultural communities. There are no major industrial belts immediately adjacent to Analamary, but Toliara, a larger urban center approximately 30km north, represents a potential source of regional air pollution that can be transported by prevailing winds. The coastal location also means the city is susceptible to salt spray and marine aerosols, which can impact air quality and respiratory health. Elevation is relatively low, averaging around 10-20 meters above sea level, limiting dispersion of pollutants and potentially exacerbating ground-level concentrations.

Analamary experiences a distinctly tropical climate with a wet and dry season, significantly influencing its air quality profile. The dry season, typically spanning from May to October, is characterized by consistently high temperatures and reduced rainfall. During this period, the lack of precipitation allows dust and particulate matter to accumulate, particularly from agricultural activities and unpaved roads. While winds are generally moderate, periods of calm can lead to localized temperature inversions, trapping pollutants near the ground. The wet season, from November to April, brings increased rainfall and higher humidity. This generally leads to a reduction in particulate matter as rain washes pollutants from the atmosphere. However, the wet season also sees an increase in biomass burning associated with agricultural practices, releasing smoke and other gaseous pollutants. Fog, a relatively common occurrence during the transition months (October/November and April/May), can further exacerbate air quality issues by trapping pollutants and reducing visibility. Sensitive groups, including children, the elderly, and individuals with respiratory conditions, should exercise caution during the dry season, particularly during periods of calm winds or increased agricultural burning. Outdoor activities are generally more favorable during the wet season, although vigilance regarding smoke from agricultural fires remains important. The intensity of the monsoon influences the overall air quality; stronger monsoons tend to disperse pollutants more effectively, while weaker monsoons can lead to stagnation and increased concentrations. Careful monitoring of local weather patterns is crucial for predicting and mitigating air quality risks.