The work the company performed for Environment Agency Wales also stopped over the winter period, as in previous years, she added.

BBC: Mid Wales

The Environment Agency warned two weeks ago that Britain faced a winter drought unless there was significant rainfall.

BBC: NEWS | UK | England | Meter warning in water shortage

"This is a signal for everyone to get prepared, that if we don't get good rainfall this winter it will be a challenge next spring and summer, " warned Environment Secretary Caroline Spelman.

BBC: Drought fears after low winter rain levels