A hydrodynamic-settling device was installed in 2004 to treat stormwater runoff from a roof and parking lot located at the Water Utility Administration Building in Madison, Wis. The U.S. Geological Survey, in cooperation with the Wisconsin Department of N
Horwatich, Judy A. jahorwat@usgs.gov,Bannerman, Roger T. rbannerman@usgs.gov. Parking lot runoff quality and treatment efficiencies of a hydrodynamic-settling device in Madison, Wisconsin, 2005-6. 2012-01-01.