National Health Profile 2010

In this document page 39 - 43 provides tabulated data of census 1991 and 2001 on percentage wise toilet availability and drainage connection. It also gives data on coverage of rural habitation through water supply schemes and distribution of households having safe drinking water in India.

Census of India 2001
http://cbhidghs.nic.in/writereaddata/mainlinkFile/File1132.pdf

Georaphical Spread