FloodZoneMap.org

Whatcom County, Washington Flood Zones

Check an Address in Whatcom County

Enter any address in Whatcom County, Washington to see its FEMA flood zone

Whatcom County Disaster History

Disaster Declarations
26
Flood/Coastal Disasters
13
Latest Disaster
SEVERE STORMS, STRAIGHT-LINE WINDS, FLOODING, LANDSLIDES, AND MUDSLIDES (2025-12-09)

Source: OpenFEMA Disaster Declarations Summaries.

Recent Disaster Declarations in Whatcom County

DeclarationTypeDate
SEVERE STORMS, STRAIGHT-LINE WINDS, FLOODING, LANDSLIDES, AND MUDSLIDESFlood2025-12-09
SEVERE STORMS, STRAIGHT-LINE WINDS, FLOODING, LANDSLIDES, AND MUDSLIDESFlood2021-11-05
COVID-19 PANDEMICBiological2020-01-20
SEVERE STORMS, FLOODING, LANDSLIDES, AND MUDSLIDESFlood2020-01-20
COVID-19Biological2020-01-20
SEVERE WINTER STORMS, STRAIGHT-LINE WINDS, FLOODING, LANDSLIDES, MUDSLIDES, TORNADOSevere Storm2018-12-10
SEVERE WINTER STORMS, FLOODING, LANDSLIDES, MUDSLIDESFlood2017-01-30
SEVERE WINDSTORMSevere Storm2015-08-29
GOODELL FIREFire2015-08-19
WILDFIRES AND MUDSLIDESFire2015-08-09

Flood Zone Types in Whatcom County

FEMA assigns flood zone designations to areas in Whatcom County, Washington:

AE High Risk — 1% annual chance of flooding. Insurance required.

VE Very High Risk — Coastal flooding with wave action.

X (Shaded) Moderate Risk — 500-year floodplain.

X Low Risk — Outside major floodplains.

View all flood zone types →

Flood Insurance in Whatcom County

Properties in Whatcom County, Washington that are in FEMA-designated Special Flood Hazard Areas (zones A and V) with federally backed mortgages are required to carry flood insurance.

Even outside high-risk zones, flood insurance is recommended. Over 20% of NFIP claims come from low and moderate-risk areas.

Visit FloodSmart.gov to find an agent and get a quote.