The police informed on Wednesday that three youths from Vivekananda Puram Colony in Neredmet, who had gone for a swim after the celebrations, drowned in the Kapra lake.

In other incidents, three boys were drowned while taking a bath in Godavari river in Badguna village in Nizamabad district while two youths, who went to wash themselves, were swept away by the swirling waters of Krishna river, a report from Vijayawada said.

Seven persons, including two women, were killed when a water tank, constructed at a basement of about three feet high, collapsed at a pilgrim centre at Kotanche village in Warangal district. The victims were fetching water from the tank after the celebrations, the police said.

In another incident, an 18-year-old boy from Medchal drowned when he went for a swim in a tank nearby.

Meanwhile, a Holi reveller Chandrasekhar, a resident of Sainagar, was stabbed to death by hisneighbour Ranga Reddy in an altercation that ensued between the two on Tuesday night, the Rajendranagar Police Station added.