Study of seasonal concentration of spm, rspm, so2 and nox in The ambient air of rewa city (m.p.), India

This study was undertaken to assess the ambient air quality status and seasonal variations of ambient air pollutants SPM, RSPM, SO2 and NOX at eleven different sites in Rewa city. According to air quality surveys the levels of average value of RSPM, SO2 and NOX in sampling site are well within prescribed limits, whereas average concentrations of SPM in the ambient air of the Rewa city are above the permissible limits as per National Ambient Air Quality Standards (NAAQS) and Central Pollution Control Board (CPCB). Concentrations of all the pollutants were found to be highest during winter season followed by summer and least during post monsoon season.