Geneva Lake Geneva Lake Geneva Lake is a body of freshwater in Walworth County in southeastern Wisconsin. On its shores are the city of Lake Geneva, and the villages of Fontana-on-Geneva-Lake, and Williams Bay. The lake covers an area of approximately , has a maximum length of , mean depth of and a maximum depth of . Geologists believe that it is a filled-in kettle formed from a receding glacier. The lake and the community of Lake Geneva were named for the town of Geneva, New York, located on Seneca Lake, which government surveyor John Brink thought it resembled. To avoid confusion
French Lake Reservoir French Lake Reservoir French Lake Reservoir (National ID # CA00247) is a reservoir in Nevada County, California. The earthen, rock-fill French Lake Dam was first constructed in 1859, and is a candidate for the first use of rock-fill in an engineered dam. Reconstructed in 1948, it impounds Canyon Creek for flood control, irrigation water storage, municipal drinking water, and hydropower. The dam is high, with a length of at its crest. It is one of ten facilities operated by Nevada Irrigation District. The reservoir has a surface area of and a maximum capacity of . The site is surrounded by