This study shows a clear preference for domestic connections and willingness to pay for piped water. Hence the rural communities should be offered a higher level of service, subject to availability of water and willingness to contribute through user charges that recover the O&M (operation and maintenance) and partial capital costs.
Links:
[1] http://admin.indiaenvironmentportal.org.in/reports-documents/norms-rural-water-supply-india
[2] http://admin.indiaenvironmentportal.org.in/category/publisher/world-bank
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/drinking-water
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/rural-water-supply
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-supply
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/india