Traffic has been halted on the A1M northbound in North Yorkshire between J52 for Catterick and J53 for ScotchCorner.
There were reports of a serious collison. Emergency services are on the scene.
However an update from @HighwaysYORKS says “This incident is not as serious as first thought, and we are hoping to get some lanes open shortly.
“Thanks for your patience if you’re held up.”
Listen to YorkMix Radio for updates.