Environmental Rules in Bellingham, WA (2026)
5 verified environmental rules for Bellingham, Washington, sourced directly from the municipal code and official government pages.
Verified from official government sources
Stormwater Management
Bellingham requires city approval under BMC Ch. 15.42 before any new development, redevelopment, or land-disturbing activity that adds impervious surface, enforcing stormwater quality and quantity controls citywide.
Bellingham Stormwater Management Approval
Significant RestrictionsBellingham Municipal Code § 15.42.040
Regulated Activities. Consistent with the minimum requirements contained in this chapter, the following activities... shall not be undertaken without first obtaining approval of the city: 1. New Development. a. Land-disturbing activities; b. Structural development, including construction; installation or expansion of a building or other structure... 2. Redevelopment. On an already developed sit...
Erosion Control
All grading citywide in Bellingham must include erosion containment, and any land-disturbing work proposed between October 1 and May 31 needs an approved wet-weather erosion control plan.
Bellingham Wet-Weather Erosion Control Rule
Some RestrictionsBellingham Municipal Code § 16.70.070(G)
A sequencing schedule shall be provided for any construction project to address timing of land-disturbing activities during periods when soils are most exposed to erosion from wind, rain, runoff, and vehicle tracking. If land-disturbing activity is proposed between October 1st and May 31st, the applicant shall provide a wet weather erosion control plan implementing the BMPs in the Ecology Manua...
Flood Zones
Bellingham requires new and substantially improved residential structures in FEMA-mapped flood hazard areas to have the lowest floor elevated at least one foot above base flood elevation, under the city's floodplain construction ordinance.
Bellingham Flood Zone Construction Rules
Some RestrictionsBellingham Municipal Code § 17.76.180
New construction and substantial improvement of any residential structure shall have the lowest floor, including basement, elevated to at least one foot above the base flood elevation. The long axis of the foundation must be aligned with the flood flow. B. Fully enclosed areas below the lowest floor that are subject to flooding are prohibited, or shall be designed to automatically equalize hyd...
Boat Dock Permits
Bellingham exempts small private docks from a shoreline permit, but larger docks need a shoreline substantial development permit under the city's state-approved Shoreline Master Program.
Bellingham WA Boat Dock Permit Rules
Some RestrictionsBellingham Municipal Code § 22.05.020(B)(1)(h)
Construction of a dock, including a community dock, designed for pleasure craft only, for the private noncommercial use of the owner, lessee, or contract purchaser of single-family and multifamily residences...The private dock exemption applies if either: i. In saltwater, the fair market value of the dock does not exceed $2,500; or ii. In fresh waters the fair market value of the dock does not ...
Flood Elevation Requirements
New and substantially improved homes in Bellingham's mapped flood hazard areas must elevate the lowest floor at least one foot above the FEMA base flood elevation.
Bellingham One-Foot Flood Freeboard Rule
Some RestrictionsBellingham Municipal Code § 17.76.180(A)
17.76.180 Residential construction. A. New construction and substantial improvement of any residential structure shall have the lowest floor, including basement, elevated to at least one foot above the base flood elevation. The long axis of the foundation must be aligned with the flood flow.
Looking for Whatcom County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Bellingham city rules.
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