No, it's not advisable to drink the tap water.
It's generally not recommended to drink tap water in Cancun, Mexico, due to potential bacterial contamination.
Tap water may contain bacteria, viruses, or parasites like E. coli, which can cause illness or diarrhea in tourists.
Stick to bottled or filtered water to ensure safe drinking water and avoid water-borne diseases.
Mexico is ranked as number 82 globally with a score of 58.6% in the water quality EPI research conducted by Yale University.
Cancun's tap water primarily comes from underground aquifers, including the Yucatan Peninsula's karstic aquifer system.
Some tap water also comes from desalination plants, which treat seawater to make it safe for human consumption.
Additionally, some hotels and resorts in Cancun use their own private wells or water treatment systems for their tap water supply.
Some public drinking fountains in Cancun are safe, but it's hard to know which ones are properly maintained and tested.
Many resorts, malls, and airports have safe drinking fountains that provide bottled-quality water, often with filtration systems.
It's still recommended to check with locals or staff before drinking from a fountain to ensure it's safe and regularly tested.
Here is a map showing all the locations of drinking water spots in Cancun. You can click on each water drop to open the spot directly in Google Maps for directions.