News Gravenhurst ready for weekend visitors – Locks open SHARE ON: Doug Crosse, staff Thursday May. 16th, 2019 Town of Gravenhurst Logo (stock photo) The Town of Gravenhurst is advising that the area is ready for visitors coming up for the holiday weekend. The Port Carling Locks are open but officials advise the water contains a lot of flood debris and caution needs to be used in navigation. For rates and hours of operation of the locks please click here. Those with property on the water are asked to try and secure any floating debris and contact the town about getting it removed. The District’s transfer stations have expanded hours and staffing as people continue the cleanup phase of the flooding. To follow links on cleanup tips from the District and transfer station information click here.