As usual, it's complicated. It's a system, part of which is centuries old. Amsterdam is just 1 city. Diverse responsibilities are divided between county, water

As usual, it's complicated. It's a system, part of which is centuries old. Amsterdam is just 1 city. Diverse responsibilities are divided between county, water board https://en.wikipedia.org/wiki/Water_board_(Netherlands) https://en.wikipedia.org/wiki/Water_board_(Netherlands) , province, and the "federal" government https://en.wikipedia.org/wiki/Directorate-General_for_Public_Works_and_Water_Management https://en.wikipedia.org/wiki/Directorate-General_for_Public... .