Enter any address in Jefferson County, Montana to see its FEMA flood zone
Source: OpenFEMA Disaster Declarations Summaries.
| Declaration | Type | Date |
|---|---|---|
| COVID-19 | Biological | 2020-01-20 |
| COVID-19 PANDEMIC | Biological | 2020-01-20 |
| ICE JAMS AND FLOODING | Flood | 2014-03-01 |
| NINETEEN MILE FIRE | Fire | 2012-08-28 |
| SEVERE STORMS AND FLOODING | Severe Storm | 2011-04-04 |
| HURRICANE KATRINA EVACUATION | Hurricane | 2005-08-29 |
| MT - CENTRAL ZONE 3B FIRE COMPLEX | Fire | 2000-07-24 |
| WILDFIRES | Fire | 2000-07-13 |
| SEVERE STORMS, FLOODING, AND ICE JAMS | Severe Storm | 1996-02-04 |
| SEVERE STORMS & FLOODING | Flood | 1981-05-27 |
FEMA assigns flood zone designations to areas in Jefferson County, Montana:
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.
Properties in Jefferson County, Montana 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.