Gunma Canal is one of the important facilities to supply water to 6,300ha of farmland in 7 cities and other municipalities and about one million residents of 8 municipalities across central Gunma Prefecture. In 2008, there was an oil dumping accident on Akagi Main Canal. Since then it has become very important to deal with such a water quality accident.

Under the circumstances, Gunma Canal Operation and Maintenance Office of Japan Water Agency is going to carry out a drill, preparing for a possible oil spill accident for the purpose of prompt treatment in corporation with the related organizations, water users, and local municipalities. They will invite those related organizations and the people concerned for this drill.