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Nestled in the Surguja district of northern Chhattisgarh, Ambikapur occupies a strategic position on the Chota Nagpur Plateau, with coordinates at 23.1185°N, 83.1989°E. The city sits at an elevation of approximately 623 meters above sea level, which provides some relief from the intense heat of the plains but also creates a basin-like topography that traps pollutants. Ambikapur's urban character blends administrative functions as the district headquarters with a growing residential sprawl, transitioning into a rural–agricultural hinterland dominated by paddy fields and forests. This urban–rural gradient means pollution sources are diffuse, combining vehicle exhaust and construction dust from the city with biomass burning and agricultural residue burning from surrounding villages. The surrounding landscape is undulating, with the Maikal Hills to the west and dense forests of the Surguja region, which contribute seasonal forest fire smoke. Proximity to bodies of water is limited, with no major rivers nearby, reducing natural ventilation. The city lies within an agricultural zone rather than a heavy industrial belt, but its location in a valley exacerbates air stagnation, particularly during the cooler months when temperature inversions form, preventing pollutant dispersion and leading to severe air quality degradation.

Ambikapur's air quality follows a distinct seasonal pattern driven by its tropical wet-and-dry climate. During the winter months from November to February, pollution peaks dramatically due to a combination of meteorological factors: low wind speeds, frequent temperature inversions that trap pollutants near the ground, and increased biomass burning for heating. This period also sees agricultural residue burning post-harvest and seasonal forest fires, compounding the haze. Sensitive groups, such as children, the elderly, and those with respiratory conditions, should avoid outdoor activities, especially in the early mornings when fog and smog are thickest. The summer months from March to May bring extreme heat, which can elevate ozone levels from vehicle exhaust, though occasional thunderstorms provide temporary cleansing. The monsoon season from June to September offers the cleanest air, as heavy rains wash away particulate matter and winds disperse pollutants; this is the best time for outdoor activities. Post-monsoon, from October onwards, pollution begins to climb again as burning resumes and meteorological conditions deteriorate. Health guidance includes using air purifiers indoors during peak months and monitoring local air quality advisories.