Barod Air Quality Index (AQI)

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Barod (also known as Vadodara), situated in the eastern part of Gujarat, India, at coordinates 27.8947°N, 76.3681°E, presents a unique geographic context influencing its air quality. The city lies on the banks of the Vishwamitri River, a tributary of the Mahi River, and is part of the fertile plains of Gujarat. The terrain is generally flat, with a slight elevation change towards the eastern periphery, bordering the foothills of the Pavagadh hills. This relatively flat landscape can contribute to the trapping of pollutants, particularly during temperature inversions. Barod is a significant industrial hub, with a concentration of petrochemical, engineering, and pharmaceutical industries in and around the city, notably in areas like Makarpura and Vadodara Industrial Estate. Surrounding the urban core is a gradient of agricultural land, primarily cultivating cotton, wheat, and sugarcane. The urban-rural fringe experiences increased vehicular traffic due to commuting and agricultural transport. Dust from agricultural activities and construction adds to particulate matter levels. The city’s position within a larger regional network means it’s also affected by pollution transport from neighboring industrial areas and seasonal biomass burning in surrounding states. The Vishwamitri River, while vital, can also contribute to localized humidity and potential for stagnant air conditions.

Barod experiences a distinct seasonal air quality pattern dictated by the monsoon and post-monsoon periods. The summer months (March to May) see a build-up of particulate matter due to construction activity, road dust, and industrial emissions, exacerbated by low wind speeds and high temperatures. May is typically the worst month before the monsoon. The arrival of the southwest monsoon in June brings a temporary respite, washing away pollutants and increasing humidity, leading to improved air quality. However, increased rainfall can also lead to waterlogging and fungal growth, impacting respiratory health. Post-monsoon (September-November) sees a resurgence of pollution as agricultural residue burning increases in surrounding areas, and the cooler, drier air creates temperature inversions, trapping pollutants near the ground. October and November are often problematic. Winter (December-February) brings calm winds and temperature inversions, leading to the accumulation of pollutants from vehicular emissions, industrial sources, and residential heating. Fog can further reduce visibility and worsen air quality. Sensitive groups – children, the elderly, and those with respiratory conditions – should limit outdoor activity during peak pollution periods in summer and winter, and consider using air purifiers indoors. Monitoring local conditions is crucial.