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Logan County, North Dakota Flood Zones

Check an Address in Logan County

Enter any address in Logan County, North Dakota to see its FEMA flood zone

Read First-Hand Flood Stories from Logan County

4 NOAA storm reports from this county describe what happened, in the words of the meteorologists who were there.

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Flood Risk Data for Logan County

Logan County, North Dakota has recorded 6 flood-related events since 1996 according to NOAA's Storm Events Database, including 3 flash floods and 3 river or area floods. The county has received 26 federal disaster declarations, 13 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.

Logan County Disaster History

FEMA Disaster Declarations (1969–2023)

Disaster Declarations
26
Flood/Coastal Disasters
13
Latest Disaster
Severe Winter Storm And Straight-line Winds (2023-12-25)

Source: OpenFEMA Disaster Declarations Summaries.

Recent Disaster Declarations in Logan County

DeclarationTypeDate
Severe Winter Storm And Straight-line WindsWinter StormDec 25, 2023
Severe Winter Storm And FloodingSevere StormApr 22, 2022
FloodingFloodApr 1, 2020
Covid-19BiologicalJan 20, 2020
Covid-19 PandemicBiologicalJan 20, 2020
FloodingFloodOct 9, 2019
FloodingFloodMar 21, 2019
FloodingFloodFeb 14, 2011
FloodingFloodFeb 26, 2010
Severe Winter StormSevere StormJan 20, 2010

Recorded Flood Events in Logan County

NOAA Storm Events Database (1996–2025)

Total Flood Events
6
River/Area Floods
3
Flash Floods
3
Total Property Damage
$540,000

Source: NOAA National Weather Service Storm Events Database.

Recent Flood Events in Logan County

TypeDateDamage
Flash FloodAug 16, 2014250.00K
Flash FloodJun 20, 20139.00K
FloodMar 6, 2009121.00K
FloodApr 1, 200950.00K
Flash FloodAug 17, 200510K
FloodMar 21, 1997

Logan County Flood History

Flash Flood — Aug 16, 2014

Several waves of heavy rain, with embedded non severe thunderstorms with torrential rain, moved through western and central North Dakota. There was overland, stream, river and flash flooding, mainly over the southern half of the western and central parts of the state. The hardest hit areas were between Williston and Dickinson, and between Bismarck and Jamestown. Up to six inches of rain fell fr...

Flash Flood — Jun 20, 2013

Severe Thunderstorm Watch number 331 was in effect during this event.||A surface warm front extending from central South Dakota into the central Red River Valley of eastern North Dakota was the focus for scattered severe thunderstorms during the late afternoon and evening hours of the 20th. Large hail and heavy rain accompanied the severe thunderstorms over south central North Dakota.

Flood — Mar 6, 2009

This devastating flooding continued into April, and in some cases worsened.||Western and central North Dakota experienced a snowy winter of 2008-2009. Bismarck, for example, had the snowiest December on record, which was also the snowiest month ever on record, with 33.3 inches of snow in December 2008. March 2009 was the fifth snowiest month on record with 29.7 inches. For the entire season Bis...

Flood — Apr 1, 2009

Western and central North Dakota experienced a snowy winter of 2008-2009. Bismarck, for example, had the snowiest December on record, which was also the snowiest month ever on record, with 33.3 inches of snow in December 2008. March 2009 was the fifth snowiest month on record with 29.7 inches. For the entire season Bismarck ended up the second snowiest on record with 100.3 inches. A similar sce...

Flood — Mar 21, 1997

Warm weather toward the end of March lead to rapid snow melt across southcentral North Dakota. This in turn lead to flooding across much of the area. Near the confluence of Spring Creek and the Knife River, the town of Beulah(Mercer Co) had 150 families evacuated. Sewer lines backed up when the lift stations failed. Up to 4 feet of water flooded streets and lawns. Also in Mercer Co. 1 person wa...

Source: NOAA National Weather Service Storm Events Database.

Logan County NFIP Flood Insurance Claims

Total Claims Filed
3
Total Paid Out
$262,576
Avg Claim
$87,525
Avg Water Depth
1.0 ft

Claims by Flood Zone

X Unshaded (Low)
1

Source: OpenFEMA NFIP Individual Claims (2.25M records analyzed).

Flood Zone Types in Logan County

FEMA assigns flood zone designations to areas in Logan 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.

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Flood Insurance in Logan County

Properties in Logan 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.