Municipal Tools & Resources
Municipal Construction Resources
Practicing good sediment and erosion control at all construction sites can help keep our water clean and healthy. Following the requirements in this permit helps control and reduce water pollution. Explore webinars, toolkits, and video training series designed to help you meet permit requirements.
The Green Stormwater Infrastructure (GSI) Assistance Programs Guidebook
The Green Stormwater Infrastructure (GSI) Assistance Programs Guidebook is a tool for managers, planners, and other agency staff to update or create a GSI Assistance Program. The guidebook reviews 17 Western Washington GSI Assistance Programs that use technical assistance and/or financial incentives to support GSI installations on private property. Staff from these programs were interviewed and their guidance for developing, implementing, and evaluating GSI Assistance Programs is collated into the guidebook.
Pollution Prevention for Farmers Markets & Food Trucks
Preventing pollution is an important part of doing business at any farmer’s market, special event, or food truck location. Help protect clean water this season and make the most of your time outdoors with two webinars from the Washington Stormwater Center.
Underground Injection Control (UIC) and MS4 Program
Presented by Douglas Howie
Jurisdictions use Underground Injection Control (UIC) facilities to infiltrate treated stormwater and meet Core Element #6 Flow Control. UICs are registered by Ecology authorized through guidance from WAC 173-218 and not by the Municipal Stormwater General Permit. This presentation discusses how the Municipal Permit and the UIC WAC work together to control stormwater in Eastern Washington.
Business Source Control & Inspection Program
Developing a source control program guidance manual and trainings to assist Western Washington Phase II permittees to implement new business inspection source control programs that comply with 2019-2024 NPDES Municipal Stormwater Permit requirements (S5.C.8).
Business Inspection Report 2020
This report provides detailed information to Western Washington Permittees by providing examples and best practices to address various elements of a business inspection program.