The Calder valley in Calderdale has regularly suffered from flooding, due to the topography of the area. The last severe flooding occurred on Boxing Day 2015. This dataset was initially created to provide data as part of the clean up operation. It now has details of the work that continues to be carried out to recover from the flood. More importantly, to help prevent the devastation happen again to such an extent, including innovations that arose from #FloodHack16.