Lake Geneva to swim at some beaches of the lake; indeed, visibility under water was near zero. By the 1980s, intense environmental pollution (eutrophication) had almost wiped out all the fish. Today, pollution levels have been dramatically cut back, and it is again considered safe to swim in the lake. Major leisure activities practiced include sailing, wind surfing, boating (including water skiing and wakeboarding), rowing, scuba diving and bathing. On a scientific footnote, in 1827, Lake Geneva was the site for the first measurement of the speed of sound in (fresh) water. French mathematician Jacques Charles François Sturm and Swiss Physicist Daniel
Geneva-on-the-Lake, Ohio Geneva-on-the-Lake, Ohio Geneva-on-the-Lake is a village in Ashtabula County, Ohio, United States. The population was 1,288 at the 2010 census. Geneva-on-the-Lake is located at (41.857753, -80.946372). According to the United States Census Bureau, the village has a total area of , of which is land and is water. As of the census of 2010, there were 1,288 people, 589 households, and 326 families residing in the village. The population density was . There were 1,136 housing units at an average density of . The racial makeup of the village was 95.9% White, 0.2% African American, 0.2% Native American, 0.2% Asian,