Three of the children were saved while one is still missing, they said.
The incident occurred yesterday in Bhimawala area when the woman, Nikki (35) allegedly pushed her children, one by one into the gushing waters of the river and then jumped in herself, they said.
A passing auto driver, in a bid to rescue them, managed to bring out three of the four children and the woman, police said, adding Nikki later died at a hospital.
The fourth child is yet to be traced, they said.
Dehradun: A woman allegedly threw her four children into a river here before committing suicide by jumping into the same waters, police said.
First Published: Sunday, April 22, 2012, 21:23