Polycyclic aromatic hydrocarbons (PAHs) are ubiquitous environmental pollutants generated primarily during the incomplete combustion of organic materials. These compounds are contributed to the atmosphere due to various anthropogenic activities in the form of particulate matter. In this study Particulate matter, PM 10 samples were collected from a Traffic site (Town hall) and Industrial site (KSPCB) of a coastal city Mangalore in India during post the monsoon period between October to December 2014. The samples were analysed for PAHs namely seven Fluorene (Flu), Acenaphthene (Ace), Chrysene (Chr),