[2] This led to the small and medium rivers and lakes improvement project review.

Due to urbanization, it became necessary to secure a new water supply on an industrial scale.

Due to the increase in demand for water, the Babai River Comprehensive Development Project and Bibai Dam Construction Plan were created in order to control floods and the utilization of water.

[3] In 2004, the Sapporo Civil Engineering Bibai Comprehensive Dam Office was closed and management of the facility was transferred to the Iwamizawa, Hokkaido branch.

In late July, there is the Lake Bibai Festival as well as various hiking locations leading up to Mount Yubari.