Seven pumps at Wheal Jane, near Baldhu, are working at "full capacity" following the heavy rain, yet water levels have continued to rise.

BBC: Concern contaminated Wheal Jane water may pollute river

On Wednesday evening seven pumps at Wheal Jane were working at "full capacity" following the heavy rain, yet water levels were continuing to rise.

BBC: An archive picture of Wheal Jane

While the facility would only operate at full capacity for 12 hours a day, the technology is designed to work without water, which is often used in cooling systems for solar thermal plants and is a precious commodity in Arizona.

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