Bathing region · Switzerland
Zürich
Zürich has 7 officially assessed bathing waters, 7 of them currently rated excellent water quality by the EEA (last updated July 2026).
Excellent 7
The Zurich region has 7 official bathing sites, all of which have been officially assessed. All 7 out of 7 sites are rated 'excellent', which equals 100 percent. Every location is situated at a lake, making this a purely lake-based bathing region. The Swiss lake landscape around Zurich is therefore exceptionally well suited for summer swimming. Via nextlake.eu, all 7 sites can be found and compared with current water quality ratings and practical visitor information.