The one in front of the Seewasserwerk [waterworks] in Lengg. Described as jewel by the Water Supply Department of the city of Zurich, it symbolises its logo. It sits in front of one of the 2 facilities that treat and dispense water for public, almost in the border between Zurich and the next Gemeide [borough]. Children from the neighbourhod are welcome to play in the fountain during Summer, but dogs are firmly banned.
Zurich 1200 Fountains 
I’ve just discovered this site, and your impressive effort to photograph and describe Zurich fountains. I’m doing the same sort of thing – many years later – on my own blog: https://davidkotz.org/tag/fountain/.