From Cape Times:
If rat-tailed maggots are getting into Cape Town’s tap water, it is a warning that the water system urgently needs checking to ensure no organisms harmful to humans can get into it, entomologists say.
Eight people in Elsies River, Grassy Park, Goodwood, Sybrand Park and Ottery have reported finding the maggots in handbasins, lavatories, near outside taps or in drains below a row of basins.
Here.