One person was taken into police custody and will be appearing in Youth Court on Friday after an incident which put Whanganui Girls' College is in lockdown on Thursday morning.

A police spokeswoman said police were called to the school in Jones St at 9.15am due to a student "causing a bit of an issue at the school".

The school had put itself into lockdown as a precaution and the issue has now been resolved, she said.

More to come