SESWater have announced that from tonight they will be shutting down a water main in Coulsdon (CR5 2NL) at 10pm for an urgent leak repair.
Water supply to homes in this area could be affected for up to three hours: Lion Green Road, Chipstead Valley Road, West Leigh Avenue, Portnalls Rise, Portnalls Close, Rickman Hill, Welcombes View, Vincent Road, Sherwood Road and Coniston Road.
More information can be found at http://seswater.co.uk/your-water/work-in-your-area/network-latest
UPDATE:
At 11.13pm SES Water confirmed the leak was repaired.