Rescue crews were called out after a person was seen on the wrong side of a sea wall.
Sunderland Coastguard Rescue Team and Seaham Coastguard were called out at 10.30pm yesterday to Seaham Marina.
Officers waited with rescue equipment while police talked to the individual.
After a short while the person agreed to come back to safety.
A post on Sunderland Coastguard Rescue Team read: "We were called out for the second time yesterday with Seaham Coastguard to Seaham Marina where a person was on the wrong side of the sea wall.
"Coastguard officers stood by with water rescue equipment whilst police talked to the individual.
"After a short while they agreed to come to safety and were taken into police care."