This book presents a concise account of all the major change in chemistry of groundwater due to geogenic and anthropogenic activities of Dholpur district, Rajasthan, India. The first three chapters are written to understand the geography, geology and hydrology of the Dholpur district. The last chapter summarize how chemical quality of groundwater is affected by natural and anthropogenic activities since 1993 to 2009. This book provides a valuable summary for research students doing their research in the field of hydogeology.