Stormwater Pollution Prevention Manual
Sponsoring Agency: Department of Natural Resources and Parks / Water and Land Resources Division
Effective Date: April 24, 2016
Approved: /s/ Christie True
Type of Action: Supersedes PUT 8-8-2 (PR)
Signed document (PDF, 163KB)
1.0 SUBJECT TITLE: Stormwater Pollution Prevention Manual
1.1 EFFECTIVE DATE: The effective date of this Public Rule is March 3, 2016 or thirty days after filing with King County Archives and Records Management, whichever comes later.
1.2 TYPE OF ACTION: Superseding PUT 8-8-2 (PR).
1.3 KEY WORDS: (1) Drainage; (2) Surface Water; (3) Ground Water; (4) Stormwater Pollution Prevention; (5) Surface Water Management.
To adopt the 2016 edition of the Stormwater Pollution Prevention Manual, which is an update to the 2009 Stormwater Pollution Prevention Manual to improve clarity and be equivalent with the state's 2014 Stormwater Management Manual for Western Washington.
3.0 ORGANIZATIONS AFFECTED:
3.1 Businesses, organizations, public agencies, residents, and property owners within unincorporated King County.
3.2 Department of Natural Resources and Parks (DNRP) and its Water and Land Resources Division (WLRD), or their successor agencies.
4.1 King County Code Chapter 9.12 – Water Quality
4.2 King County Ordinance Nos. 15052, 16264, and TBD prior to adoption of this Public Rule.
4.3 King County's National Pollutant Discharge Elimination System (NPDES) Municipal Stormwater Permit.
4.4 King County Code 2.98.
5.1 "Best Management Practices" or "BMPs" means any schedule of activities, prohibition of practices, maintenance procedure, or structural and/or managerial practice approved by King County that, when used singly or in combination, prevents, or reduces the release of pollutants and other adverse impacts to surface water, stormwater, and groundwater.
5.2 "Businesses and other organizations" means businesses, organizations, public agencies, and all non-single family residential property owners within unincorporated King County.
5.3 "Normal single family residential activities" means activities that are ordinarily associated with domestic residential uses and that ordinarily occur on a single family residential property. "Normal single family residential activities" include but are not limited to: washing and repair of personal vehicles and boats; storage and disposal of solid and yard wastes; use, storage and disposal of hazardous wastes; gardening and lawn care; home maintenance and repair; and swimming pool and hot tub maintenance. "Normal single family residential activities" do not include commercial business activities that are not associated with domestic residential uses or that do not ordinarily occur on a single family residential property.
5.4 "Stormwater Pollution Prevention Manual" means the manual adopted in accordance with K.C.C. chapter 2.98 and supporting documentation referenced or incorporated in the manual, describing best management practices and procedures for existing facilities and existing and new activities not covered by the Surface Water Design Manual.
6.1 Chapters 3 and 4 of the Stormwater Pollution Prevention Manual present stormwater pollution prevention BMPs that shall apply to all businesses, residents, and other organizations in unincorporated King County.
6.2 The Water and Land Resources Division's goal through the Stormwater Pollution Prevention Manual is to present source control BMPs for pollution prevention, as they are widely recognized as the least costly and most efficient and effective means of protecting and improving the quality and beneficial uses of water resources.
6.3 The Water and Land Resources Division will rely, as much as possible, on education and technical assistance to gain compliance with the Stormwater Pollution Prevention Manual.
6.4 The 2016 edition of the Stormwater Pollution Prevention Manual will be available for reading at www.kingcounty.gov/stormwater.
6.5 This Public Rule is exempt from the rule of strict construction and shall be liberally construed to give full effect to the objectives and purposes for which it was adopted.
6.6 If any provision of this Public Rule or its application to any person or property is held invalid, the remainder of the Public Rule or the application of the provision to other persons or property shall not be affected.
7.1 Director, Department of Natural Resources & Parks
Reviews the Stormwater Pollution Prevention Manual and revises it if necessary.
7.2 Water and Land Resources Division
Conducts site visits to confirm compliance and implementation of BMPs and takes enforcement actions as necessary.
7.3 Businesses and Other Organizations
Implements the applicable BMPs contained in Chapter 3 of the Stormwater Pollution Prevention Manual.
7.4 Single Family Residents
Implements the applicable BMPs for normal single family residential activities contained in Chapter 4 of the Stormwater Pollution Prevention Manual.
8.1 The DNRP Director is responsible for reviewing the Stormwater Pollution Prevention Manual and revising it when necessary:
8.2 The DNRP Water and Land Resources Division is responsible for:
8.2.1 Issuing revisions to the Stormwater Pollution Prevention Manual as new information becomes available;
8.2.2 Providing on-site consultations to businesses and other organizations and single family residents to assist in implementation of BMPs;
8.2.3 Determining compliance with the Stormwater Pollution Prevention Manual; and
8.2.4 Conducting progressive enforcement actions as necessary.
8.3 The businesses or other organizations are responsible, at a minimum, for:
8.3.1 Implementing applicable BMPs;
8.3.2 Demonstrating that the BMPs comply with the Stormwater Pollution Prevention Manual; and
8.3.3 Maintaining the BMPs in accordance with the Stormwater Pollution Prevention Manual.
8.4 The residents of unincorporated King County are responsible for implementing applicable residential BMPs.
9.1 Stormwater Pollution Prevention Manual April 2016