Enter any address in Slope County, North Dakota to see its FEMA flood zone
Slope County, North Dakota has recorded 1 flood-related events since 1996 according to NOAA's Storm Events Database. The county has received 10 federal disaster declarations, 3 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.
FEMA Disaster Declarations (1978–2020)
Source: OpenFEMA Disaster Declarations Summaries.
| Declaration | Type | Date |
|---|---|---|
| Covid-19 | Biological | Jan 20, 2020 |
| Covid-19 Pandemic | Biological | Jan 20, 2020 |
| Severe Winter Storm | Severe Storm | Oct 4, 2013 |
| Severe Winter Storm | Severe Storm | Jan 20, 2010 |
| Severe Winter Storm And Record And/or Near Record Snow | Snowstorm | Oct 4, 2005 |
| Hurricane Katrina Evacuation | Coastal Storm | Aug 29, 2005 |
| Severe Flooding,severe Winter Storms, Snowmelt, Spring Rains | Flood | Feb 28, 1997 |
| Severe Winter Storms And Blizzard Conditions | Severe Storm | Jan 3, 1997 |
| Storms, Ice Jams, Snowmelt & Flooding | Flood | Apr 17, 1978 |
| Blizzard & Snowstorms | Snowstorm | Feb 16, 1978 |
NOAA Storm Events Database (1996–2025)
Source: NOAA National Weather Service Storm Events Database.
| Type | Date | Damage |
|---|---|---|
| Flood | Jun 6, 2007 | 50.00K |
Flood — Jun 6, 2007
Thunderstorms followed by showers and then areas of steady rain on June 6 and 7 resulted in flooding in parts of southern North Dakota. Five to six (5 to 6) inches of rain was common over the two day period.
Source: NOAA National Weather Service Storm Events Database.
FEMA assigns flood zone designations to areas in Slope County, North Dakota:
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 Slope County, North Dakota 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. From 2014 to 2024, nearly one-third of NFIP claims came from outside the high-risk Special Flood Hazard Area.
Visit FloodSmart.gov to find an agent and get a quote.