Mācherla Air Quality Index (AQI)

Loading live AQI data...

Loading weather snapshot...

Loading historical AQI trends...

Mācherla, nestled in the fertile plains of Andhra Pradesh, India, occupies a strategic position within the Guntur district, approximately 90 kilometers south of the state capital, Amaravati. Its coordinates (16.4800° N, 79.4300° E) place it on relatively flat terrain, characteristic of the Deccan Plateau's alluvial plains. The surrounding landscape is predominantly agricultural, a patchwork of rice paddies, cotton fields, and pulses, contributing significantly to the local economy. The city sits along the banks of the Undavalli River, a tributary of the Krishna River, providing a vital water source but also potentially influencing localized humidity and atmospheric stability. Mācherla’s urban character is that of a developing regional hub, exhibiting a gradual urban–rural gradient as one moves outwards. While the core area displays denser residential and commercial development, the periphery blends seamlessly into the agricultural landscape. The proximity to the industrial belt around Guntur, though not immediately adjacent, introduces a potential source of pollutants transported by prevailing winds. Elevation is low, averaging around 150 meters above sea level, which can exacerbate the trapping of pollutants during periods of temperature inversion, particularly during cooler months. The flat topography limits natural ventilation, further impacting air quality. The region's climate, classified as semi-arid, influences evaporation rates and the dispersion of airborne particles, creating a complex interplay between geography and atmospheric conditions.

Mācherla’s air quality experiences a distinct seasonal cycle dictated by the region’s tropical climate and monsoon patterns. The dry season, spanning roughly from March to May, typically witnesses the poorest air quality. High temperatures and low humidity contribute to increased dust levels from agricultural activities and construction, while stagnant air masses, often associated with temperature inversions, trap pollutants near the ground. The monsoon season, from June to September, brings relief as increased rainfall washes away particulate matter and strong winds disperse pollutants. However, heavy rainfall can also lead to localized flooding and the release of pollutants from inundated areas. October and November mark a transitional period, with gradually decreasing temperatures and a reduction in rainfall, but lingering dust from post-monsoon agricultural practices can still impact air quality. Winter months (December to February) are generally the most pleasant, with cooler temperatures and more frequent wind patterns aiding in pollutant dispersion. However, fog, common during these months, can trap pollutants close to the surface, creating localized pockets of poor air quality. Sensitive groups, including children, the elderly, and individuals with respiratory conditions, should exercise caution during the dry season and on foggy winter mornings. Outdoor activities are generally best enjoyed during the monsoon and winter months, avoiding strenuous exertion during peak pollution periods. Agricultural burning, a common practice after the harvest season, significantly contributes to air pollution during the transitional months, necessitating awareness and mitigation strategies.