North Rhine-Westphalia

Yes. Tap water in North Rhine-Westphalia, Germany is low risk across 58 listed water systems. The safety figure is national, not a town-by-town test.

• 58Low
• 0Medium
• 0High
• 0Critical

• AachenLow risk
• ArnsbergLow risk
• BergheimLow risk
• Bergisch GladbachLow risk
• BielefeldLow risk
• BocholtLow risk
• BochumLow risk
• BonnLow risk
• BottropLow risk
• Castrop-RauxelLow risk
• Cologne (Köln)Low risk
• DetmoldLow risk
• DinslakenLow risk
• DormagenLow risk
• DorstenLow risk
• DortmundLow risk
• DuisburgLow risk
• DürenLow risk
• DüsseldorfLow risk
• EssenLow risk
• GelsenkirchenLow risk
• GladbeckLow risk
• GrevenbroichLow risk
• GüterslohLow risk
• HagenLow risk
• HammLow risk
• HerfordLow risk
• HerneLow risk
• HertenLow risk
• HürthLow risk
• IserlohnLow risk
• KerpenLow risk
• KrefeldLow risk
• LeverkusenLow risk
• LippstadtLow risk
• LüdenscheidLow risk
• LünenLow risk
• MarlLow risk
• MindenLow risk
• MoersLow risk
• MönchengladbachLow risk
• Mülheim an der RuhrLow risk
• MünsterLow risk
• NeussLow risk
• OberhausenLow risk
• PaderbornLow risk
• RatingenLow risk
• RecklinghausenLow risk
• RemscheidLow risk
• RheineLow risk
• SiegenLow risk
• SolingenLow risk
• TroisdorfLow risk
• VelbertLow risk
• ViersenLow risk
• WeselLow risk
• WittenLow risk
• WuppertalLow risk

Germany does not publish drinking-water results town by town. Safety figures are national: in 2020–2022 nearly every tested parameter was met in more than 99% of checks across 2,507 large supply zones. Hardness is the local supplier figure and varies by district. These pages cover the 150 largest cities.