Design Manuals This version of the County's Stormwater Management Design Manual and its Appendices may be used by designers for new land development projects. The Manual, as printed, has been approved by the Maryland Department of the Environment and submitted to the Prince George's County Council for review and final adoption. MISSION: The mission of Washington County's Stormwater Management Program is to educate the public and to protect, maintain and enhance public health, safety and general welfare by protecting water quality and reducing local flooding associated with the effects of land development through the use of best management practices.

maintenance, community acceptance, and environmental benefit. On October 2, 2000, the Maryland Department of the Environment (MDE) adopted new stormwater regulations including the Design Manual. Recognizing the demand for environmentally sustainable or "green" design, these regulations represent a more comprehensive approach to stormwater 52!STORMWATER!FINANCING!MANUAL!!! Jantz,!Patrick!A.,!Scott!J.!Goetz!and!Claire!A.!Jantz.!"Urbanization!and!the!Loss!of!Resource! Lands!in!the!Chesapeake!Bay 2010 Stormwater Management Manual and Regulations in the State of Maryland In 2007, the State of Maryland passed the Stormwater Act of 2007 that required the Maryland Department of the Environment (MDE) to revise the state's stormwater management (SWM) design criteria. (Stormwater Manual). Allow about two weeks for delivery. If you have questions about ordering the Stormwater Manual, please call the Department of Printing at (360) 753-6820. How to Find the Stormwater Management Manual on the Internet The Stormwater Management Manual for Western Washington is also available on Ecology's Stormwater Homepage. Under Howard County's National Pollutant Discharge Elimination System (NPDES) municipal separate storm sewer system (MS4) permit, the Maryland Department of the Environment (MDE) requires the County to annually sub