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Guernsey County, Ohio Flood Zones

Check an Address in Guernsey County

Enter any address in Guernsey County, Ohio to see its FEMA flood zone

The Flooding Character of Guernsey County

Flash flooding and riverine flooding have been the primary flood event types in Guernsey County, OH, over the past 30 years, with 45 flood events and 40 flash flood events recorded. Recent examples include widespread flash flooding and river flooding in April 2024, caused by multiple rounds of showers and thunderstorms that delivered four to five and a half inches of rain across the region.

National Flood Insurance Program (NFIP) data indicates that properties in Zone A have experienced the most claims (170), with an average payout of $30,897 and an average water depth of 5.7 feet. Properties in Zone X have had 74 claims with an average payout of $11,441 and an average water depth of 4.4 feet. Homeowners in Zone A, as well as those in Zone X and areas with unknown flood risk, should pay close attention to flood potential.

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

Read First-Hand Flood Stories from Guernsey County

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

Read Ohio flood stories →

Flood Risk Data for Guernsey County

Guernsey County, Ohio has recorded 85 flood-related events since 1996 according to NOAA's Storm Events Database, including 40 flash floods and 45 river or area floods. The county has received 17 federal disaster declarations, 3 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.

Guernsey County Disaster History

FEMA Disaster Declarations (1968–2020)

Disaster Declarations
17
Flood/Coastal Disasters
3
Latest Disaster
Covid-19 (2020-01-20)

Source: OpenFEMA Disaster Declarations Summaries.

Recent Disaster Declarations in Guernsey County

DeclarationTypeDate
Covid-19BiologicalJan 20, 2020
Covid-19 PandemicBiologicalJan 20, 2020
Severe Storms, Flooding, And LandslidesFloodFeb 5, 2019
Severe StormsSevere StormJun 29, 2012
Severe Storms And Straight-line WindsSevere StormJun 29, 2012
Severe Storms And FloodingSevere StormApr 4, 2011
Severe Wind Storm Associated With Tropical Depression IkeSevere StormSep 14, 2008
Hurricane Katrina EvacuationHurricaneAug 29, 2005
Severe Winter Storms, Flooding, And MudslidesSevere StormDec 22, 2004
Severe Storms And FloodingSevere StormAug 27, 2004

Recorded Flood Events in Guernsey County

NOAA Storm Events Database (1996–2025)

Total Flood Events
85
River/Area Floods
45
Flash Floods
40
Total Property Damage
$19.7M

Source: NOAA National Weather Service Storm Events Database.

Recent Flood Events in Guernsey County

TypeDateDamage
FloodJan 10, 20240.00K
Flash FloodApr 2, 20240.00K
FloodApr 2, 20240.00K
FloodApr 1, 20241.00K
Flash FloodApr 1, 20241.00K
FloodFeb 3, 20221.00K
FloodAug 18, 20215.00K
Flash FloodMar 28, 20200.00K
Flash FloodJun 27, 20200.00K
FloodFeb 13, 20190.00K

Guernsey County Flood History

Flood — Jan 10, 2024

A strong surface low pressure center was located over the middle Mississippi Valley during the morning of January 9th, and tracked across Ohio and the eastern Great Lakes through the 10th. Wind gusts of up to 55 MPH were recorded in Eastern Ohio. Also, numerous reports of rainfall in the range of 1 to 1.75 inches were received from area rain gauges. This rain created minor flooding issues on D...

Flash Flood — Apr 2, 2024

Several rounds of showers and thunderstorms prompted a widespread flash flood problems across the Ohio River Valley on April 2nd to April 3rd. The synoptic pattern across the CONUS was a slow moving and deep elongated trough over the Great Plains phasing with a ejecting trough over the Midwest that created an area of converging moisture over eastern Ohio and western Pennsylvania. Overall, over ...

Flood — Apr 2, 2024

Several rounds of showers and thunderstorms prompted a widespread flash flood problems across the Ohio River Valley on April 2nd to April 3rd. The synoptic pattern across the CONUS was a slow moving and deep elongated trough over the Great Plains phasing with a ejecting trough over the Midwest that created an area of converging moisture over eastern Ohio and western Pennsylvania. Overall, over ...

Flood — Apr 1, 2024

Training showers created isolated flooding in portions of the region early Monday morning (April 1st). Convection originated in the Midwest along a stationary boundary. With zonal flow over Illinois, Indiana, and Ohio, due to an elongated trough over the West Coast, convection trained from west to east. CoCoRaHS observers measured 1.50 to 2 inches of rain along I-70.

Flash Flood — Apr 1, 2024

Training showers created isolated flooding in portions of the region early Monday morning (April 1st). Convection originated in the Midwest along a stationary boundary. With zonal flow over Illinois, Indiana, and Ohio, due to an elongated trough over the West Coast, convection trained from west to east. CoCoRaHS observers measured 1.50 to 2 inches of rain along I-70.

Source: NOAA National Weather Service Storm Events Database.

Guernsey County NFIP Flood Insurance Claims

Total Claims Filed
308
Total Paid Out
$7.1M
Avg Claim
$25,896
Avg Water Depth
10.6 ft

Claims by Flood Zone

A Zones (High Risk)
170

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

Flood Zone Types in Guernsey County

FEMA assigns flood zone designations to areas in Guernsey County, Ohio:

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 Guernsey County

Properties in Guernsey County, Ohio 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.