Notre Dame, also known as Water Dog Lake, is a local government-owned water reservoir located in Belmont, California. Managed by the Department of Water Resources and Safety of Dams, this dam plays a crucial role in providing water supply for the region while also offering recreational opportunities. The earth-type dam stands at a height of 51 feet and has a storage capacity of 120 acre-feet, serving the community's needs effectively.

Situated on Belmont Creek, Notre Dame has a drainage area of 0.53 square miles and a surface area of 8 acres. Despite its high hazard potential, the dam is in satisfactory condition as per the last assessment conducted in September 2017. Regular inspections ensure its safety, with the last inspection taking place in March 2021. Emergency action plans are in place, although details on their preparation and adherence to guidelines remain unspecified.

As a vital water resource in the San Mateo County, Notre Dame continues to play a significant role in the local water supply infrastructure. With its strategic location and capacity to serve both practical and leisure purposes, this dam stands as a key asset in ensuring water security and resilience in the face of climate challenges.