These BMP sheets are intended for commercial, industrial, agricultural, public and multifamily residents activities. These sheets are from the Department of Ecology's Stormwater Management Manual of Western Washington. Please refer to the manual for more information. The Business Pollution Prevention program requires businesses to take action to prevent water pollution.
Files are available for download in Adobe Acrobat PDF format.
These BMP activity sheets are from the July 2019 version of the Stormwater Management Manual for Western Washington (SWMMWW). The objective of this manual is to provide guidance on the measures necessary to control the quantity and quality of stormwater produced by new development and redevelopment, such that they comply with water quality standards and contribute to the protection of receiving waters.