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Chānda, officially known as Chandrapur, is strategically positioned in eastern Maharashtra's Vidarbha region, approximately 150 kilometers south of Nagpur. The city sits at an elevation of around 200 meters above sea level on the Deccan Plateau, characterized by undulating terrain with scattered hills and dense forests to the south and east. This location places Chānda within India's mineral-rich central belt, surrounded by extensive coal mines and thermal power plants that significantly influence its air quality. The city straddles the Wardha River, which flows along its western periphery, providing some natural ventilation but also creating localized humidity pockets that can trap pollutants. Chānda's urban character reflects a distinct industrial-rural gradient, with the city center exhibiting typical urban sprawl while transitioning rapidly into agricultural zones growing cotton, soybeans, and pulses in the surrounding countryside. The region's geography creates a semi-enclosed basin effect, particularly during winter months when cold air drainage from surrounding hills settles in the valley, exacerbating pollution accumulation. Proximity to major industrial clusters, including the Chandrapur Super Thermal Power Station—one of India's largest coal-fired plants—means particulate matter from combustion processes frequently drifts into the urban area. The city's location away from coastal influences results in limited natural cleansing by sea breezes, while its position in central India exposes it to continental air masses carrying both local emissions and transported pollutants from neighboring industrial regions.

Chānda's air quality follows a distinct seasonal rhythm shaped by its continental climate and monsoon patterns. During winter (December-February), pollution peaks dramatically as temperature inversions trap pollutants close to the ground, compounded by increased biomass burning for heating and calm wind conditions. This period sees the highest concentrations of PM2.5 and PM10, making outdoor activities particularly hazardous, especially during morning hours when fog frequently combines with pollution to form thick smog. Sensitive groups should avoid prolonged exposure and consider indoor air purifiers. Spring (March-May) brings gradually improving conditions as temperatures rise, creating more vertical mixing, though occasional dust storms from surrounding agricultural fields can cause temporary spikes in coarse particles. The summer monsoon (June-September) offers the cleanest air as heavy rains effectively wash pollutants from the atmosphere, with winds from the Arabian Sea providing additional ventilation. This is the optimal time for outdoor activities. Post-monsoon (October-November) sees a gradual deterioration as rainfall ceases, agricultural residue burning begins in surrounding fields, and wind patterns shift to bring pollutants from industrial operations. Throughout the year, morning hours typically show poorer air quality due to overnight accumulation, while afternoon breezes provide some relief. Those with respiratory conditions should monitor daily conditions closely and plan activities for late morning or early afternoon when dispersion is better.