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🌍 Environmental Rules/Erosion Control

Erosion Control: Bellevue vs Kent

How do erosion control rules compare between Bellevue, WA and Kent, WA?

Bellevue and Kent have similar restriction levels.

Bellevue, WA

King County

Heavy Restrictions

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 β†’

Kent, WA

King County

Heavy Restrictions

Kent 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 Kent rules β†’

Key Facts Comparison

FactBellevueKent
--
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

Kent 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?

Kent can issue stop-work orders and fines, and the Department of Ecology can separately penalize under the construction permit.

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