Skip to main content
CityRuleLookup
🌍 Environmental Rules/Stormwater Management

Bellevue vs Federal Way

How do stormwater management rules compare between Bellevue, WA and Federal Way, WA?

Bellevue and Federal Way have similar restriction levels.

Bellevue, WA

King County

Heavy Restrictions

Bellevue stormwater rules under BCC 24.06 and LUC 20.25H require flow control and water-quality treatment for new or modified impervious surfaces, with illicit-discharge enforcement.

View full Bellevue rules →

Federal Way, WA

King County

Heavy Restrictions

Federal Way is an NPDES Phase II city and enforces Department of Ecology stormwater standards. New development and redevelopment over 2,000 sf trigger mitigation under the 2019 stormwater manual.

View full Federal Way rules →

Key Facts Comparison

FactBellevueFederal Way
--
Permit-NPDES Phase II
Manual-2019 DOE Western WA
Trigger-2,000 sf new impervious
Illicit discharge-Fines apply

Highlighted rows indicate differences between cities.

Bellevue FAQ

Federal Way FAQ

Do I need a stormwater plan for a Federal Way addition?

Yes if the project creates more than 2,000 sf of new or replaced impervious surface, and a small-project form may apply at 500 sf.

Can I wash my car in the driveway?

Yes for private residential use; commercial car washing into a storm drain is illicit discharge and is prohibited.

Want to add a third city?

Use our full comparison tool to compare up to three cities.

Open Comparison Tool