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Merrick County, Nebraska Flood Zones

Check an Address in Merrick County

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

The Flooding Character of Merrick County

Flood events, including flash floods, are the primary flood character in Merrick County. Recent events include widespread flooding in late May 2019 following heavy rainfall, and a significant flooding event in March 2019 that was exacerbated by blizzard conditions and high winds. Another impactful flooding event occurred in June 2024 due to persistent heavy rain.

National Flood Insurance Program (NFIP) claims data indicates that properties in Zone A have experienced the most claims, with an average payout of $2,063 and an average water depth of 5.5 feet. Properties in Zone X and Zone X_Shaded have also had claims, though with lower average payouts and negative average water depths, suggesting these may represent areas with less severe flooding or different flood dynamics. Homeowners in Zone A, as well as those in any flood-prone area, should pay close attention to flood risk.

Summary generated from NOAA storm narratives and NFIP claim data for this county. Not predictive.

Read First-Hand Flood Stories from Merrick County

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

Read Nebraska flood stories →

Flood Risk Data for Merrick County

Merrick County, Nebraska has recorded 18 flood-related events since 1996 according to NOAA's Storm Events Database, including 8 flash floods and 10 river or area floods. The county has received 15 federal disaster declarations, 5 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.

Merrick County Disaster History

FEMA Disaster Declarations (1967–2020)

Disaster Declarations
15
Flood/Coastal Disasters
5
Latest Disaster
Covid-19 Pandemic (2020-01-20)

Source: OpenFEMA Disaster Declarations Summaries.

Recent Disaster Declarations in Merrick County

DeclarationTypeDate
Covid-19BiologicalJan 20, 2020
Covid-19 PandemicBiologicalJan 20, 2020
Severe Winter Storm, Straight-line Winds, And FloodingFloodMar 9, 2019
Severe Winter Storm And Straight-line WindsSnowstormApr 13, 2018
Severe Winter Storms And SnowstormSevere StormDec 22, 2009
Severe Storms, Tornadoes, And FloodingSevere StormMay 22, 2008
Severe Winter StormsSevere StormDec 19, 2006
Hurricane Katrina EvacueesHurricaneAug 29, 2005
Severe Storms And FloodingSevere StormMay 11, 2005
Severe Storms And FloodingFloodJun 23, 1993

Recorded Flood Events in Merrick County

NOAA Storm Events Database (1996–2025)

Total Flood Events
18
River/Area Floods
10
Flash Floods
8
Total Property Damage
$11.3M

Source: NOAA National Weather Service Storm Events Database.

Recent Flood Events in Merrick County

TypeDateDamage
Flash FloodJun 21, 2024300.00K
FloodMay 27, 2019100.00K
FloodMar 17, 20190.00K
FloodMar 13, 20192.00M
FloodJun 4, 20150.00K
FloodSep 28, 20130.00K
FloodFeb 27, 20110.00K
FloodMay 20, 201125.00K
Flash FloodMay 12, 201125.00K
FloodJan 10, 20110.00K

Merrick County Flood History

Flash Flood — Jun 21, 2024

Although it impacted only a handful of west central and especially northern counties of South Central Nebraska, a persistent narrow band of heavy rain on the evening of Friday the 21st into the pre-dawn of Saturday the 22nd caused what was likely the overall most impactful flooding event of 2024 within the 24-county area. Over the course of 10 hours between 5 p.m. and 3 a.m. CDT, numerous and m...

Flood — May 27, 2019

Widespread flooding of low-lying areas, fields, creeks, and rivers continued. A large area of heavy rain fell due to multiple thunderstorm episodes on the nights of the 26th and 27th, and resulted in 3 to 5 inch totals over much of south central Nebraska. The swath of greatest rainfall amounts extended from Alma to Hastings to Columbus. This swath was surrounded by rainfall totals of 1 to 2 inc...

Flood — Mar 17, 2019

Excessive rainfall, blizzard conditions, and high winds occurred on this Tuesday night, Wednesday and Thursday, and they were followed by extensive and significant flooding that lasted for days afterward. The seeds of the disastrous flooding were planted in the weeks leading up to this event. The factors that came together made this a worst case scenario. February through early March was bitter...

Flood — Mar 13, 2019

Excessive rainfall, blizzard conditions, and high winds occurred on this Tuesday night, Wednesday and Thursday, and they were followed by extensive and significant flooding that lasted for days afterward. The seeds of the disastrous flooding were planted in the weeks leading up to this event. The factors that came together made this a worst case scenario. February through early March was bitter...

Flood — Jun 4, 2015

For the third consecutive night, this time from the evening of Thursday the 4th into the early morning of Friday the 5th, several rounds of thunderstorms rumbled across much of the 24-county South Central Nebraska area. And for the second straight night, the majority of storms concentrated within the southeastern half of the area. Although the first few hours of evening convection yielded sever...

Source: NOAA National Weather Service Storm Events Database.

Merrick County NFIP Flood Insurance Claims

Total Claims Filed
12
Total Paid Out
$17,249
Avg Claim
$2,464
Avg Water Depth
17.0 ft

Claims by Flood Zone

A Zones (High Risk)
8
X Shaded (500-yr)
1

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

Flood Zone Types in Merrick County

FEMA assigns flood zone designations to areas in Merrick 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.

View all flood zone types →

Flood Insurance in Merrick County

Properties in Merrick 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.