What is Kosasthalaiyar River?
The '''Kosasthalaiyar River''' is one of the three rivers flowing in the [[Chennai]] [[Metropolitan area]]. It is a {{convert|136|km}} long river that starts near [[Pallipattu]], [[Thiruvallur district|Thiruvallur District]]. Its northern [[tributary]], the [[Nagari River]], starts in [[Chitoor district]], [[Andhra Pradesh]]. It joins the main river in the [[Poondi Resorvoir]]. It pass over the pulicat lake Kosasthalaiyar River [[catchment area]] spreads in [[Vellore District|Vellore]], Chitoor, North Arcot, Thiruvallur and Chennai districts. The [[discharge (hydrology)|discharge]] capacity of the river is 110000m<sup>3</sup>/sec. The [[flood]] discharge capacity is about 125000m<sup>3</sup>/sec.<ref>{{cite web |url=http://www.cmdachennai.gov.in/pdfs/SeminarOnWaterways/5.pdf |title=River and Drainage System In CMA |publisher=cmdachennai.gov.in |access-date=February 6, 2017 |archive-date=March 28, 2012 |archive-url=https://web.archive.org/web/20120328075547/http://www.cmdachennai.gov.in/pdfs/SeminarOnWaterways/5.pdf |url-status=dead }}</ref> ==Reference== {{reflist}} [[Category:Rivers of Tamil Nadu]]