Unfortunately the proposed works by Thames Water to replace a 21inch water mains under Norwood Road will not stop more localised smaller leaks.
Please keep reporting, seeps, trickles and streams of clear water direct to Thames Water at:
https://www.thameswater.co.uk/help-and-advice/Report-a-problem/Report-a-problem
Or telephone 0800 714 614 – line open 24/7.