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Motkūr, nestled in the Prakasam district of Andhra Pradesh, India, occupies a geographically significant position within the Deccan Plateau's undulating terrain. Located at approximately 17.4569° N latitude and 79.2592° E longitude, the town sits at a modest elevation, contributing to a relatively mild climate. The surrounding landscape is characterized by a gradual transition from agricultural plains to drier, scrubland areas typical of the region. This proximity to agricultural zones, while supporting local livelihoods, introduces potential sources of particulate matter, particularly during harvest seasons when crop residue burning may occur. The urban–rural gradient around Motkūr is relatively smooth; the town itself is small, with agricultural fields and scattered rural settlements extending outwards. While not directly adjacent to a major river, the region receives water from groundwater sources and occasional rainfall, influencing local humidity levels. The Deccan Plateau's geological composition, primarily consisting of ancient basalt rock, can also influence dust generation, especially during drier periods. Motkūr's location isn't within a major industrial belt, mitigating some pollution risks; however, regional transportation routes and smaller-scale industrial activities within Prakasam district can still contribute to localized air quality challenges. The prevailing wind patterns across the plateau, often influenced by the Bay of Bengal, play a crucial role in dispersing or concentrating pollutants, a factor that significantly impacts Motkūr's air quality profile. The relatively flat terrain can also exacerbate the effects of temperature inversions, trapping pollutants closer to the ground.

Motkūr’s air quality experiences a distinct seasonal cycle dictated by the region’s tropical climate and monsoon patterns. The pre-monsoon season (March-May) typically witnesses a gradual increase in pollution levels. Rising temperatures lead to increased dust generation from agricultural activities and unpaved roads, while stagnant air masses, occasionally resulting in temperature inversions, trap pollutants near the surface. This period is generally less favourable for outdoor activities, particularly for individuals with respiratory sensitivities. The arrival of the southwest monsoon (June-September) brings a significant respite, as rainfall effectively washes away particulate matter and strong winds disperse pollutants. This is the most favourable time for outdoor pursuits. The post-monsoon season (October-November) sees a gradual return to drier conditions, with a corresponding increase in dust and potential for localized pollution spikes. Fog, common during these months, further exacerbates the issue by trapping pollutants close to the ground. The winter months (December-February) are generally cooler, but can still experience periods of elevated pollution due to temperature inversions and reduced wind speeds. Sensitive groups, including children, the elderly, and those with pre-existing respiratory conditions, should exercise caution during the pre-monsoon and post-monsoon seasons, limiting prolonged outdoor exposure and taking necessary precautions like wearing masks. Agricultural practices, particularly the burning of crop residue, can significantly impact air quality during the transition periods between seasons, demanding careful monitoring and mitigation strategies.