Mahesh Khunt Air Quality Index (AQI)

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Mahesh Khunt, a small town in the Gaya district of Bihar, India, occupies a relatively flat section of the Indo-Gangetic Plain. Located at approximately 25.45°N latitude and 86.63°E longitude, the town’s elevation is modest, contributing to limited natural air dispersion. The surrounding landscape is predominantly agricultural, characterized by intensive farming of rice, wheat, and pulses. This agricultural activity, while vital to the local economy, introduces particulate matter from crop residue burning and fertilizer application. The Phalgu River, a tributary of the Ganges, flows nearby, but its influence on local air quality is limited due to the prevailing wind patterns. Mahesh Khunt isn’t situated near major industrial belts, but regional brick kilns and small-scale industries contribute to background pollution levels. The urban-rural gradient is pronounced; the town itself is compact, but quickly transitions to rural farmland. This proximity to agricultural land means pollutants are easily transported between sources and the town. Dust from unpaved roads and construction activities further degrades air quality. The flat terrain hinders the flushing out of pollutants, exacerbating the impact of local emissions. The town’s position within the densely populated Bihar plain means it’s susceptible to regional pollution transport.

Air quality in Mahesh Khunt follows a distinct seasonal pattern. The post-monsoon period, from October to November, typically sees the worst conditions. The cessation of monsoon rains removes the natural cleansing effect of rainfall, while stubble burning from the surrounding agricultural lands reaches its peak, releasing massive amounts of particulate matter. Shallow temperature inversions during cooler mornings trap pollutants near the ground. Winter (December-February) maintains poor air quality, with low wind speeds and continued biomass burning. The monsoon season (June-September) offers a temporary respite, as heavy rainfall washes away pollutants and increased humidity suppresses dust. However, increased cloud cover can also contribute to localized temperature inversions. The pre-monsoon months of March-May are characterized by rising temperatures and dust storms, leading to increased particulate matter concentrations. Sensitive groups – children, the elderly, and those with respiratory conditions – should limit outdoor activity during October-November and December-February. Avoiding peak burning times and using N95 masks when outdoors during these periods is advisable. Monitoring local conditions and heeding health advisories is crucial.