The most affected residents were in the Torrensville area. Local MP Tom Koutsantonis took to social media to seek answers as to why the water had turned orange after a constituent brought it to his attention. READ MORE: South Australia Water said the issue could be caused by an outage, but was perfectly safe. "Customers on Wilton Terrace in Torrensville are assured their tap water remains safe to drink, with investigations by our network technicians today having confirmed there are no faults within the local water network, and water coming from the local network continues to run clear," an SA Water spokesperson said in a statement.