Are you developing in the City of Sammamish? If you are applying for a land use permit, building permit, or clearing and grading permit, drainage review may be required and work in the right-of-way must meet the Public Works Standards.
The Development Review Engineering team reviews, permits, and inspects the construction of storm drainage utilities, right-of-way improvements, and erosion control associated with the development of private property.
Surface Water Manuals and References
See the Maps and GIS Data webpage for flow control, water quality, landslide hazard drainage areas, and erosion hazard areas maps.
Surface Water Checklists, Guides, and Forms
Other Department and Agency Review
Department of Community Development
Department of Ecology
Eastside Fire & Rescue
Northeast Sammamish Plateau Sewer and Water District
Sammamish Plateau Water
SURFACE WATER DESIGN REQUIREMENTS FOR PROJECT APPLICATIONS SUBMITTED BEFORE December 31, 2016
If you submitted an application for a project before December 31, 2016 the following surface water design requirements apply: