Bellevue vs Federal Way
How do erosion control rules compare between Bellevue, WA and Federal Way, WA?
Bellevue and Federal Way have similar restriction levels.
Bellevue, WA
King County
Bellevue requires erosion control measures for land-disturbing activity. Clearing and Grading Code (LUC 20.25H) mandates BMPs on steep slopes and near critical areas.
View full Bellevue rules →Federal Way, WA
King County
Federal Way requires Temporary Erosion and Sediment Control (TESC) plans for construction projects disturbing 7,000 sf or more per state rules. Silt fencing, cover, and stabilized entrances are standard.
View full Federal Way rules →Key Facts Comparison
| Fact | Bellevue | Federal Way |
|---|---|---|
| - | - | |
| TESC trigger | - | 7,000 sf disturbance |
| Wet season | - | Oct-Apr, 2-day cover rule |
| Required BMPs | - | Silt fence and gravel pad |
| State permit | - | Over 1 acre |
Highlighted rows indicate differences between cities.
Bellevue FAQ
Federal Way FAQ
Do small house projects need erosion control?
Small single-family remodels below 7,000 sf disturbance can use homeowner-level BMPs without a formal TESC plan.
What happens if silt leaves my site?
Federal Way can issue stop-work orders and fines, and the Department of Ecology can separately penalize under the construction permit.
Compare other topics
See how Bellevue and Federal Way compare on other ordinance categories.
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