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Brown County, Nebraska Flood Zones

Check an Address in Brown County

Enter any address in Brown County, Nebraska to see its FEMA flood zone

Read First-Hand Flood Stories from Brown County

8 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 Brown County

Brown County, Nebraska has recorded 12 flood-related events since 1996 according to NOAA's Storm Events Database, including 9 flash floods and 3 river or area floods. The county has received 11 federal disaster declarations, 2 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.

Brown County Disaster History

FEMA Disaster Declarations (1967–2020)

Disaster Declarations
11
Flood/Coastal Disasters
2
Latest Disaster
Covid-19 (2020-01-20)

Source: OpenFEMA Disaster Declarations Summaries.

Recent Disaster Declarations in Brown County

DeclarationTypeDate
Covid-19BiologicalJan 20, 2020
Covid-19 PandemicBiologicalJan 20, 2020
Severe Winter Storm, Straight-line Winds, And FloodingFloodMar 9, 2019
Severe Storms And FloodingSevere StormJun 1, 2010
Severe Winter Storms And SnowstormSevere StormDec 22, 2009
Severe Storms, Tornadoes, And FloodingSevere StormMay 22, 2008
Severe Storms, Flooding, And TornadoesSevere StormMay 4, 2007
Severe Winter StormsSevere StormDec 19, 2006
Hurricane Katrina EvacueesHurricaneAug 29, 2005
Severe Winter Storms, Flooding And TornadoesSevere StormApr 10, 2001

Recorded Flood Events in Brown County

NOAA Storm Events Database (1996–2025)

Total Flood Events
12
River/Area Floods
3
Flash Floods
9
Total Property Damage
$770,000

Source: NOAA National Weather Service Storm Events Database.

Recent Flood Events in Brown County

TypeDateDamage
Flash FloodJun 20, 202420.00K
FloodMar 13, 201915.00K
Flash FloodSep 12, 20190.00K
Flash FloodSep 11, 20190.00K
Flash FloodSep 11, 2019150.00K
FloodJun 12, 201075.00K
Flash FloodMay 5, 20070.00K
Flash FloodJun 13, 2005
Flash FloodJun 30, 1997500K
FloodMay 27, 1996

Brown County Flood History

Flash Flood — Jun 20, 2024

Thunderstorms developed along a stationary frontal boundary, which was draped across the central Sandhills, during the late afternoon hours of June 20th. This activity became severe later on with hail up to ping pong size, thunderstorm wind gusts up to 70 MPH and a couple of tornadoes. Flash flooding was also reported in the Long Pine and O'Neill areas.

Flood — Mar 13, 2019

Historical flooding occurred in north central Nebraska as rivers, creeks and other streams rose due to the combination of snow, rain, and rapid snow melt on top of frozen ground. The greatest flooding occurred along the Niobrara, Keya Paha, Elkhorn and Loup Rivers; Ponca, Long Pine, Victoria and Cedar creeks; and one fatality occurred from the failure of Spencer Dam that is located on the Niobr...

Flash Flood — Sep 12, 2019

A strong upper level trough of low pressure forced a cold front through western and north central Nebraska during the late afternoon and evening hours of September 11th. Thunderstorms developed in the eastern Nebraska Panhandle and moved east and southeast during the evening hours. Hail up to two and a half inches in diameter and thunderstorm wind gusts to 80 MPH were reported.

Flash Flood — Sep 11, 2019

A strong upper level trough of low pressure forced a cold front through western and north central Nebraska during the late afternoon and evening hours of September 11th. Thunderstorms developed in the eastern Nebraska Panhandle and moved east and southeast during the evening hours. Hail up to two and a half inches in diameter and thunderstorm wind gusts to 80 MPH were reported.

Flash Flood — Sep 11, 2019

An approaching upper level trough of low pressure interacted with a surface frontal boundary anchored over northern Nebraska, producing thunderstorms. Some storms became severe, especially over northern Nebraska. Thunderstorm wind gusts to 60 MPH and ping pong ball sized hail was reported with the severe thunderstorms.

Source: NOAA National Weather Service Storm Events Database.

Nebraska Statewide Flood Insurance Data

Total NFIP Claims
6,067
Total Claims Paid
$97.3M

Flood Zone Types in Brown County

FEMA assigns flood zone designations to areas in Brown County, Nebraska:

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 Brown County

Properties in Brown County, Nebraska 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.