The #M1 northbound is closed within J13 by Milton Keynes following a multiple vehicle collision.
National Highways has tweeted that traffic is currently being diverted via the exit and entry slip roads.
All emergency services and traffic officers are now working at the scene.
MKFM will update this article as we find out more.
UPDATE 12:55PM- There are now delays of up to 60 minutes.
UPDATE 14:00PM- All lanes reopen following multiple vehicle collision on M1 near Milton Keynes