Skwawkbox has it right: The Toddbrook Reservoir dam only collapsed because Conservative governments of the past nine years have starved flood defence spending.
Click over to that blog for the details.
A Derbyshire town is undergoing emergency evacuation after parts of the wall of a nearby reservoir collapsed in floods.
Toddbrook Reservoir dam was damaged after heavy rains and police have told 6,500 Whaley Bridge residents to gather at a local school ready for evacuation after a severe flood warning was issued, meaning there is a threat to life:
The collapse comes after years of a Tory austerity programme that saw significant cuts to spending on flood defences in almost all parts of the country: