Whaley Bridge dam wall collapse in pictures

Danny Lawson/PA MediaSandbags are being dropped to shore up the dam
Emergency work is under way to repair the Toddbrook Reservoir dam in Derbyshire after it was damaged by heavy rain.
Engineers pumped water out of the reservoir in an attempt to stop up to 300 million gallons of water bursting through the damaged dam.

Yui Mok/PA MediaEfforts are being made to release water from the reservoir while also shoring up the dam

Yui Mok/PA MediaThe operation has been going since Thursday

Getty ImagesThe helicopter has come and gone from the scene

Getty ImagesPolice, the Environment Agency and the Canal and River Trust have all said there is a "real risk" the dam could collapse

PA MediaBy Saturday morning, sandbags dropped by the helicopter covered most of the collapsed section

@fraglast/PA MediaPart of the reservoir's spillway broke away on Thursday

ReutersEngineers feared Whaley Bridge could be swamped if the Toddbrook Reservoir burst

AFP Photo/Derbyshire ConstabularyHeavy rain caused damage to the dam

ReutersMost of the residents of Whaley Bridge were evacuated on Thursday

PA MediaResidents were asked to gather in the neighbouring town of Chapel-en-le-Frith

PA MediaThe dam was built in 1831

PA MediaTeams have been working non-stop to try to stop the dam from bursting

PA MediaWhaley Bridge town centre was said to be like a ghost town after residents and business people left

Reuters/Phil NobleThe water level has now been reduced significantly

BBC PanoramaEngineers have built two roads to allow pumps to be moved closer to the site

BBC PanoramaAbout 20 residents remain in properties despite warnings they are at risk