Copenhagen Waterworks (Danish: Københavns Vandvlrk) opened in 1859 in Copenhagen, Denmark. Located in Studiestræde, between Axeltorv and H. C. Andersens Boulevard, it was Denmark's first waterworks and continued opeations until 1951. The complex was designated an Industrial Heritage Site in 2007 and listed in 2010. The former engine house is now home to the concert venue Pumpehuset. The other buildings houses a daycare.