Floodplain Development Regulations


The county adopted the National Flood Insurance Program (NFIP) minimum floodplain management standards and regulations on March 15, 1984.

The county's flood hazard regulations are intended to be "consistent with the degree of flood hazard, … (1) To minimize loss of life and property by restricting uses and regulating development in special flood hazard areas; (2) To alert the county assessor, appraisers, owners, potential buyers and lessees to the natural limitations of the flood plain; (3) To meet the minimum requirement of the national flood insurance program; and (4) To implement state and federal flood protection programs. (SCC 30.65.020)."


More Information

If you have questions on flood hazard regulations, please contact Snohomish County Planning and Development Services Department at 425-388-331, ext. 2731.