FloodZoneMap.org

Harrison County, West Virginia Flood Zones

Check an Address in Harrison County

Enter any address in Harrison County, West Virginia to see its FEMA flood zone

The Flooding Character of Harrison County

Flash flooding from heavy rainfall is the dominant flood character in Harrison County. Between 2025 and 2025, NOAA Storm Events data recorded 78 flash flood events and 41 flood events. Recent examples include flash flooding in May 2025, when localized heavy rainfall caused several roadways to flood, and a flood event on January 31, 2025, where creeks and streams overflowed their banks due to widespread rainfall.

National Flood Insurance Program (NFIP) claims data shows that properties in Zone A have experienced 284 claims with an average payout of $7,647 and an average water depth of 1.3 feet. Properties in Zone X have seen 62 claims with an average payout of $9,366 and an average water depth of 6.4 feet. Properties in Zone X_SHADED have had 28 claims with an average payout of $12,311 and an average water depth of 3.1 feet. Homeowners in areas designated as Zone A, or those located near creeks and streams, should pay particular 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 Harrison County

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

Read West Virginia flood stories →

Flood Risk Data for Harrison County

Harrison County, West Virginia has recorded 119 flood-related events since 1996 according to NOAA's Storm Events Database, including 78 flash floods and 41 river or area floods. The county has received 24 federal disaster declarations, 6 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.

Harrison County Disaster History

FEMA Disaster Declarations (1967–2026)

Disaster Declarations
24
Flood/Coastal Disasters
6
Latest Disaster
Severe Winter Storm (2026-01-23)

Source: OpenFEMA Disaster Declarations Summaries.

Recent Disaster Declarations in Harrison County

DeclarationTypeDate
Severe Winter StormWinter StormJan 23, 2026
Severe Storms, Flooding, Landslides, And MudslidesFloodAug 28, 2023
Covid-19BiologicalJan 20, 2020
Covid-19 PandemicBiologicalJan 20, 2020
Severe Storms, Flooding, Landslides, And MudslidesMud/LandslideFeb 14, 2018
Severe Storms, Flooding, Landslides, And MudslidesSevere StormJul 28, 2017
Severe Winter Storm, Flooding, Landslides, And MudslidesSevere StormMar 3, 2015
Hurricane SandyHurricaneOct 29, 2012
Severe StormsSevere StormJun 29, 2012
Severe Storms And Straight-line WindsSevere StormJun 29, 2012

Recorded Flood Events in Harrison County

NOAA Storm Events Database (1996–2025)

Total Flood Events
119
River/Area Floods
41
Flash Floods
78
Total Property Damage
$7.3M

Source: NOAA National Weather Service Storm Events Database.

Recent Flood Events in Harrison County

TypeDateDamage
Flash FloodJul 31, 20250.00K
FloodJan 31, 20250.15K
FloodMay 30, 20250.00K
FloodMay 28, 20250.00K
Flash FloodMay 28, 20250.00K
Flash FloodJul 25, 20250.00K
Flash FloodJul 18, 20250.00K
Flash FloodJun 15, 20250.00K
Flash FloodMay 13, 20250.00K
FloodJun 8, 20250.00K

Harrison County Flood History

Flash Flood — Jul 31, 2025

The final few days of July featured a cold front slowly approaching West Virginia and stalling overhead. While much of the area remained dry on July 30th, showers and thunderstorms formed along the mountains and made little progress during the afternoon. Scattered activity spread farther west into the lowlands during the evening and then fizzled out overnight. The next round of showers and stor...

Flood — Jan 31, 2025

An advancing low pressure system set forth ample amounts of lift and moisture to round out the month of January. Widespread rainfall first entered into the southwestern coalfields of West Virginia on the morning of January 31st, and continued to invade northeastward and up into the higher terrain of the state. Local creeks and streams quickly spilled out of their banks on that day in conjunctio...

Flood — May 30, 2025

A warm front lifted into the vicinity of West Virginia on the night of May 29th and remained present overhead until being ushered east by a low the evening of the 30th. Behind this system, a cold front approached from the north and slowly descended southward through the area on the 31st.||Rounds of rain and storms moved across the area on the 30th, with several severe thunderstorms downing powe...

Flood — May 28, 2025

A low pressure system brought a warm front and then cold front into West Virginia on May 28th. The cold front became stationary and then weakened over the area later that night. While rainfall amounts for the 28th were mainly less than an inch and a half, a couple of inches fell over localized portions of Harrison and Taylor Counties. Rainfall from the previous day had also helped to saturate ...

Flash Flood — May 28, 2025

A low pressure system brought a warm front and then cold front into West Virginia on May 28th. The cold front became stationary and then weakened over the area later that night. While rainfall amounts for the 28th were mainly less than an inch and a half, a couple of inches fell over localized portions of Harrison and Taylor Counties. Rainfall from the previous day had also helped to saturate ...

Source: NOAA National Weather Service Storm Events Database.

Harrison County NFIP Flood Insurance Claims

Total Claims Filed
630
Total Paid Out
$4.6M
Avg Claim
$8,988
Avg Water Depth
6.1 ft

Claims by Flood Zone

A Zones (High Risk)
284
X Shaded (500-yr)
28
X Unshaded (Low)
44

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

Flood Zone Types in Harrison County

FEMA assigns flood zone designations to areas in Harrison County, West Virginia:

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 Harrison County

Properties in Harrison County, West Virginia 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.