[Tagging] drinkable vs. drinking_water

[Christoph Hormann]

On Wednesday 10 January 2018, Cez jod wrote:
>
> Potable=yes/no means that water in any case should be boiled before
> consumption (raw water) because it has not been tested in the
> laboratory. That's the law.

And the law is a function of the location. ;-)

https://wiki.openstreetmap.org/wiki/Key:drinking_water

covers this matter quite well.

Please keep in mind that OSM is about local knowledge so the important 
question is if people locally drink the water or not.  

-- 
Christoph Hormann
http://www.imagico.de/