State of Environment Report: Tamil Nadu

The report has data on use of water drawn from various river basin for uses like irrigation, domestic and industrial. It has data on water quality of each river basin in the state, discharge of wastewater into river by various industries, groundwater potential and surface runoff.

Ministry of Environment and Forest
http://moef.nic.in/soer/state/SoE%20report%20of%20Tamilnadu.pdf

Georaphical Spread