Poondi Lake is the reservoir across Kotralai River in Tiruvallur state of Tamil Nadu. It goes about as the critical water hotspot for Chennai city which is 60 km away. Poondi Reservoir was developed in 1944 over the Kosathalaiyar River
Sholavaram lake is situated in Ponneri taluk of Thiruvallur area, Tamil Nadu, South India, It is one of the rain-bolstered repositories from where water is drawn for supply Chennai city from this lake to Puzhal lake through channels. Sholavaram is