1:15 p.m. update
All lanes were reopened at 1:03 p.m. according to Ontario 511.
11:45 a.m. update
Ontario 511 reported that the eastbound lane and shoulder were still closed in an 11:32 a.m. update.
Original story from 8:30 a.m.
Trunk Road is currently closed in both directions at Highway 17 due to an accident.
According to Ontario 511, the closure occurred at 7:28 a.m. Sunday.
Further details will be added as they become available.