Does Venice, Italy have a city wide sewer system?

Question

Does Venice, Italy have a city wide sewer system?

Answer 1

There are a number of systems in use.  Many of the islands are connected to a major system.

Some of the lower areas rely on septic tanks. You see the recovery boats occasionally pumping the tanks out.

Several newer developments have had to put in purpose built systems as part of their planning.

Answer 2

Most domestic apartments and houses discharge sewage directly into the canals without treatment, apart from mechanical recovery of solids by gravity in a sedimentation tank.

Answer 3

Yes Venice, Italy has a city wide sewer system.