The fire service worked through the night to assist with the pumping of toxic water from a disused mine near Truro.
Pumps are currently at full capacity at Wheal Jane. Levels are still rising, but at a slower rate than yesterday.
There are fears that rising levels could pollute the nearby river and Fal Estuary, a marine special area of conservation, although there has been no pollution so far.
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Hundreds of police jobs are at risk in the region as Dorset and Devon and Cornwall forces agree to pool resources.
Ofsted unveiled a damning report today which uncovered "serious and widespread failures" when it comes to looking after vulnerable children.
A ban on growing genetically modified crops is to be lifted next week. But opponents say it could threaten the future of organic farms.