The State government is currently looking into presentations from firms coming from outside the State in implementing the cleaning of Wahumkhrah and Umshyrpi project.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/state-government-looking-river-cleaning-projects
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/sentinel-guwahati
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/meghalaya
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/river-pollution
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/drainage
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-pollution-control
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-pollution