Well -
Sydney has had a ton of rain lately;
we have a water shortage despite this; (why don't they build the bloody dams where it rains!?)
we are still on level 3 water restrictions;
the bloody government is threatening us with a water desalination plant;
and the sewers are filled to .....
and so on..........
Other cities - haven't got a clue! Sorry.
I don't really have a clue what a waste water engineer does - can you tell by my ramblings (all in an Aussie accent, mind you!

)