A spokesman for Northumbria Police say they believe two teenage girls have gone into the river.
Police, fire and ambulance services are continuing to carry out searches.
More top news
A roundup of travel updates after heavy snowfall across the North East and North Yorkshire.
The community of Spennymoor is being urged to help rebuild a family home after it was destroyed by fire.
Flu and norovirus continue to affect hospitals in the North East, with today's situation the same as yesterday's