Cllr Clifford Kelly said that manholes were being left in a "dangerous condition", particularly on footpaths.

'It will take 2 to 3 hours for supply to resume as normal'

'4% of small firms plan to invest in ways to save water and increase waste recycling in the coming year'

Investigations into leaks caused by burst mains continue to take place at several locations.

The sub-zero temperatures in recent days have increased the number of frozen water pipes and bursts.