Aquifer Systems of India

Central Groundwater Board have mapped the aquifer for the entire country. This document describe different aquifer type, their location, thickness and other properties. It also provide state wise data on water level and distribution of wells. It also have various maps showing each aquifer type and its location.

Central Groundwater Board (CGWB)
http://cgwb.gov.in/AQM/India.pdf

Georaphical Spread