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Afzalpur, nestled in the Kalaburagi district of Karnataka, India, occupies a geographically significant position within the Deccan Plateau. Located at approximately 17.2011° N latitude and 76.3611° E longitude, the town sits at an elevation of roughly 575 meters (1886 feet) above sea level. The surrounding landscape is predominantly characterized by undulating plains and gently sloping hills, typical of the semi-arid region. The terrain is largely agricultural, with extensive fields of sorghum, millet, and pulses dominating the rural areas surrounding Afzalpur. This agricultural activity, while vital to the local economy, contributes to seasonal dust and particulate matter in the air. Afzalpur’s proximity to the Tungabhadra River, though not directly adjacent, influences the local climate and can occasionally lead to increased humidity, impacting pollutant dispersion. The urban–rural gradient transitions relatively smoothly, with small villages and agricultural lands gradually merging into the town's built environment. There are no major industrial belts immediately bordering Afzalpur; however, Kalaburagi, a larger industrial hub, lies approximately 70 kilometers away, and its influence, particularly in terms of vehicular emissions and potential industrial fallout, can be felt. The plateau's topography, combined with the prevailing wind patterns, often leads to localized air stagnation, especially during cooler months, hindering the natural dispersal of pollutants. The region's geology, consisting primarily of basaltic rock, also contributes to the prevalence of dust particles, particularly during the dry season.

Afzalpur’s air quality experiences a distinct seasonal cycle dictated by the region’s tropical wet-dry climate. The monsoon season, typically from June to September, brings relief from accumulated pollutants as heavy rainfall washes away particulate matter and increases atmospheric moisture, facilitating pollutant dispersion. However, the onset of the monsoon can also bring dust storms from the nearby plains. The post-monsoon period (October-November) often sees a slight improvement in air quality as rainfall decreases and wind speeds pick up. The dry season, spanning December to May, presents the most significant air quality challenges. Reduced rainfall, lower humidity, and frequent temperature inversions trap pollutants near the ground. Fog, common during the colder months (December-January), exacerbates this issue by further restricting vertical mixing. Agricultural burning, a common practice after the harvest season (December-February), contributes significantly to particulate matter pollution. March and April often experience peak dust levels due to increased wind speeds and dry conditions. Sensitive groups, including children, the elderly, and individuals with respiratory conditions, should limit outdoor activity during these months, particularly during the early morning and late evening when temperature inversions are strongest. During the monsoon, while overall air quality improves, those with pollen allergies may experience increased symptoms. Maintaining indoor air quality through ventilation and air purifiers is advisable throughout the year, with particular emphasis during the dry season.