FloodZoneMap.org

Mason County, West Virginia Flood Zones

Check an Address in Mason County

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

The Flooding Character of Mason County

Mason County experiences frequent flooding, with 51 flood events and 21 flash flood events recorded in the last 30 years. Recent events include flooding in January 2025, when local creeks and streams overflowed their banks due to widespread rainfall, and February 2025, when an approaching low-pressure system brought substantial rain and thunderstorms.

National Flood Insurance Program (NFIP) data shows that properties in Zone A have experienced the most claims, with an average payout of $10,395. Properties in Zone X_SHADED have also seen a significant number of claims, averaging $5,198. Homeowners in Zone A, Zone X_SHADED, and properties located in low-lying areas or 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 Mason County

55 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 Mason County

Mason County, West Virginia has recorded 72 flood-related events since 1996 according to NOAA's Storm Events Database, including 21 flash floods and 51 river or area floods. The county has received 21 federal disaster declarations, 5 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.

Mason County Disaster History

FEMA Disaster Declarations (1967–2026)

Disaster Declarations
21
Flood/Coastal Disasters
5
Latest Disaster
Severe Winter Storm (2026-01-23)

Source: OpenFEMA Disaster Declarations Summaries.

Recent Disaster Declarations in Mason County

DeclarationTypeDate
Severe Winter StormWinter StormJan 23, 2026
Severe Winter StormsSevere Ice StormFeb 10, 2021
Covid-19BiologicalJan 20, 2020
Covid-19 PandemicBiologicalJan 20, 2020
Severe Storms, Flooding, Landslides, And MudslidesMud/LandslideFeb 14, 2018
Severe Storms And FloodingFloodJun 13, 2013
Hurricane SandyHurricaneOct 29, 2012
Severe StormsSevere StormJun 29, 2012
Severe Storms And Straight-line WindsSevere StormJun 29, 2012
Hurricane Katrina EvacuationHurricaneAug 29, 2005

Recorded Flood Events in Mason County

NOAA Storm Events Database (1996–2025)

Total Flood Events
72
River/Area Floods
51
Flash Floods
21
Total Property Damage
$3.1M

Source: NOAA National Weather Service Storm Events Database.

Recent Flood Events in Mason County

TypeDateDamage
FloodJan 31, 20250.15K
FloodMay 30, 20250.00K
FloodFeb 17, 20250.00K
FloodFeb 16, 20250.00K
FloodFeb 6, 20250.00K
Flash FloodJul 1, 20250.00K
FloodApr 13, 20240.00K
FloodApr 4, 20245.00K
FloodApr 3, 20240.00K
FloodFeb 16, 20230.20K

Mason County Flood History

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 — Feb 17, 2025

Light precipitation started to arrive on the evening of February 14th due to an approaching low pressure system, with more substantial rain spreading across the area overnight into the 15th as a warm front approached from the south. This promoted a brief instance of thunderstorms on the morning of February 15th, with damaging winds knocking down trees and power lines to parts of the state. Whil...

Flood — Feb 16, 2025

Light precipitation started to arrive on the evening of February 14th due to an approaching low pressure system, with more substantial rain spreading across the area overnight into the 15th as a warm front approached from the south. This promoted a brief instance of thunderstorms on the morning of February 15th, with damaging winds knocking down trees and power lines to parts of the state. Whil...

Flood — Feb 6, 2025

Showers first entered into West Virginia on the evening of February 5th as a disturbance skirted by to the south. Precipitation continued into the next day, in addition to a few severe thunderstorms that developed ahead of a cold front in the early afternoon. Strong wind gusts from storms caused numerous downed trees and power line damage across Boone and Lincoln Counties during the early after...

Source: NOAA National Weather Service Storm Events Database.

Mason County NFIP Flood Insurance Claims

Total Claims Filed
115
Total Paid Out
$730,293
Avg Claim
$7,528
Avg Water Depth
3.8 ft

Claims by Flood Zone

A Zones (High Risk)
45
X Shaded (500-yr)
29
X Unshaded (Low)
13

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

Flood Zone Types in Mason County

FEMA assigns flood zone designations to areas in Mason 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 Mason County

Properties in Mason 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.