History of the Randleman Reservoir By Stephanie_Sco Feb 11, 1937 Dam proposed on the Deep River Feb 11, 1968 U.S. Congress authorized $11 million for construction for Randleman Lake Feb 11, 1976 Environmental Impact report done Feb 11, 1980 Local government supports Randleman project Feb 11, 1986 The Piedmont Triad Regional Water Authority was formed Feb 11, 1988 PTRWA purchased land of dam and lake Feb 11, 1990 Water quality acceptable for public Feb 11, 1994 PTRWA prepared wetland migration Feb 11, 1995 Design on dam began Feb 11, 1998 Study conducted questioning the effects of the Seaboard Chemical plant Feb 11, 1999 Water guidelines adhere to Federal Clean Water Act Aug 7, 2001 Contruction on the Dam began Jan 11, 2008 Planning the water treatment plant, pump stations and pipelines began Jul 11, 2008 Set date to start constructing the water treatment plant May 12, 2009 Vote to open lake by March 1, 2010 Mar 9, 2010 Water quality equal to other Greensboro water supplies Mar 10, 2010 Randleman Reservoir opens for fishing and boating Oct 10, 2010 Water is flowed out to consumers Feb 5, 2016 1,4 Dioxane is confirmed in water supply