Bluewater District School Board (known as English-language Public District School Board No. 7 prior to 1999) is a school board in the Canadian province of Ontario, with jurisdiction for the operation of schools in Bruce and Grey counties.Its head office is located in Chesley, in the municipality of Arran-Elderslie of Bruce County.Bluewater District – more... School Board has approximately 17,175 students in 41 elementary schools and 11 secondary schools. – less–Wikipedia