Storm Water Management Program

The following provides information on Washington County’s Storm Water Management Program and is intended to be a living document on how the county will meet its requirements of Wisconsin Administrative Rule NR 216 and its WPDES MS4 permit. This plan establishes activities and programs, and provides a schedule for implementation that aligns with the compliance and implementation schedule of the MS4 Permit.

Storm Water Management Program Introduction (pdf)

Attachments (pdfs)
"A" - Public Education & Outreach
"B" - Public Involvement & Participation
"C" - Illicit Discharge Detection & Elimination
"D" - Construction Site Pollutant Control
"E" - Post-Construction Storm Water Management
"F" - Pollution Prevention
"G" - Storm Water Quality Management
"H" - Storm Sewer System Maps
"I" - Impaired Waters TMDL Implementation
"J" - Annual Report

Supplements (pdfs)
Attachment "F" - Pollution Prevention Plan
Attachment "G" - WinSLAMM Modeling

A municipal separate storm sewer system or MS4 means a conveyance or system of conveyances including roads with drainage systems, municipal streets, catch basins, curbs, gutters, ditches, constructed channels or storm drains, which meet the following criteria: 1) owned or operated by a municipality, 2) designed or used for collecting or conveying storm water, 3) is not a combined sewer conveying both sanitary and storm water, and 4) is not part of a publicly owned wastewater treatment works that provides secondary or more stringent treatment.

Property Site Maps (pdfs)
Fuel Island
Homestead Hollow Park
Samaritan-Annex 4
Slinger Highway Shop
University of WI - Washington County Campus
West Bend Highway Shop

Countywide Map (large pdf)
Storm Sewer Systems

Contact Paul Sebo, County Conservationist, with any additional questions you may have.

Phone: 262.335.4805