No, it's not advisable to drink the tap water.
Tap water in Buenos Aires is generally considered safe to drink, meeting Argentine national standards.
However, some areas may have infrastructure issues, affecting water quality, so it's recommended to take precautions.
To be extra safe, consider using a water filter or bottled water, especially for sensitive individuals, like pregnant women or children.
Argentina is ranked as number 61 globally with a score of 68.3% in the water quality EPI research conducted by Yale University.
Tap water in Buenos Aires comes from the Río de la Plata and the Matanza-Riachuelo river basin.
Additionally, some water comes from underground sources, such as aquifers and artesian wells.
Water treatment plants, like the one in El Jagüel, treat and distribute the water to the city's residents.
Some public drinking fountains in Buenos Aires are safe to drink from, but it's essential to identify them correctly.
Look for fountains with signs indicating "agua potable" or "bebida segura," which mean the water is safe to drink.
Avoid drinking from fountains without these signs or that appear dirty or unkempt, as the water quality may be uncertain.
Here is a map showing all the locations of drinking water spots in Buenos Aires. You can click on each water drop to open the spot directly in Google Maps for directions.