Oulad Amrane el Mekki Air Quality Index (AQI)

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Oulad Amrane el Mekki, nestled within the Tanger-Tétouan-Al Hoceïma region of Morocco, presents a fascinating case study in micro-climatic and topographical influences on air quality. Situated at coordinates 35.2223, -5.9555, the town occupies a position within the foothills of the Rif Mountains, a landscape characterized by rolling hills and valleys. This terrain significantly impacts air circulation, creating pockets where pollutants can accumulate, particularly during temperature inversions. The town’s elevation, while not extreme, contributes to cooler temperatures and increased potential for fog formation, trapping pollutants near the ground. Its proximity to the Atlantic Ocean, approximately 20km distant, introduces maritime influences, including humidity and sea breezes, which can intermittently disperse pollutants. The surrounding area is a mix of agricultural land – primarily olive groves and small-scale farming – and increasingly, peri-urban development linked to the expanding Tangier metropolitan area. This urban-rural gradient is crucial; agricultural practices can contribute to particulate matter from dust and burning, while the growth of Tangier introduces industrial emissions and vehicle exhaust. The town’s relatively small population of 11,866 means local sources are important, but regional transport of pollutants from Tangier is a significant factor. Understanding these geographical nuances is vital for assessing and mitigating air quality challenges.

Air quality in Oulad Amrane el Mekki follows a distinct seasonal pattern, heavily influenced by Morocco’s Mediterranean climate. Spring (March-May) sees a gradual improvement in air quality as rainfall increases, washing away accumulated pollutants from the drier winter months. However, agricultural burning for land preparation can temporarily elevate particulate matter. Summer (June-August) is typically the clearest period, with consistent sea breezes aiding dispersion, though high temperatures can promote ozone formation. Autumn (September-November) marks a transition, with decreasing rainfall and increasing heating demands leading to a rise in particulate pollution from wood and fossil fuel combustion. This is often exacerbated by temperature inversions, trapping pollutants in the valleys. Winter (December-February) is generally the worst period for air quality. Reduced rainfall, frequent temperature inversions due to stable high-pressure systems, and increased reliance on heating contribute to higher concentrations of particulate matter and nitrogen oxides. Sensitive groups – children, the elderly, and those with respiratory conditions – should limit outdoor activity during prolonged periods of calm, stable weather in winter. Fog, common during winter mornings, further concentrates pollutants. Months to favour for outdoor activity are June through August, when prevailing winds offer better dispersion.