King County Site Management Plan
This manual also is intended to comply with Section S5.C.10 of the Phase I Municipal Stormwater National Pollutant Discharge Elimination System (NPDES) Permit.
Download here:
2021 King County Site Management Plan (2.2 MB)
Document sections:
The SiMPla is divided into the following BMP sections:
- County Building and Properties
- Municipal Separate Storm Sewer Systems (MS4)
- Erosion Control
Additionally, these sections of the SiMPla prevent stormwater pollution:
- Erosion Control
- Water Conservation
- King County Integrated Pesticide Management Document