Ratey Chu

Ratey Chu is a river in Sikkim, that is the main source of water supply for the capital Gangtok. Ratey Chu emerges from the glacial fed lake Tamze at altitude convert|12500|ft|m|abbr=on|lk=on. Ratey Chu river is tapped at an altitude of convert|8200|ft|m|abbr=on. From this Tapping Point or Water Supply Head Work (altitude 6800 ft.) water is transported to a distance of convert|17|km|mi|lk=on|abbr=on to Selep Water Treatment Plant site.

Reference

* [http://sikkim.gov.in/asp/ANNUAL-REPORT-06-07/DOCUMENTS/Water%20Security%20&%20P.H.E..pdf Annual Report 2006–2007] Water Security and PHE Department. Government of Sikkim. Retrieved on 9 May 2008.