FloodZoneMap.org

Clark County, Indiana Flood Zones

Check an Address in Clark County

Enter any address in Clark County, Indiana to see its FEMA flood zone

The Flooding Character of Clark County

Flash flooding from heavy rain events is the dominant flood character in Clark County, Indiana. Between 2000 and 2020, NOAA Storm Events data recorded 75 flash flood events and 22 flood events. Recent examples include a major heavy rain and flash flooding event across southern Indiana on February 15th and 16th, 2025, and another flash flood event on April 2nd, 2025, which left behind a wake of damage.

National Flood Insurance Program (NFIP) claims data shows that properties in Zone A, which have a high flood risk, have experienced the most claims, with an average payout of $24,581 and an average water depth of 5.2 feet. Properties in Zone X (moderate flood risk) also saw significant claims with an average water depth of 9.0 feet, though fewer claims than Zone A. Homeowners in Zone A, and those in Zone X with higher water depths, should pay the most 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 Clark County

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

Read Indiana flood stories →

Flood Risk Data for Clark County

Clark County, Indiana has recorded 97 flood-related events since 1996 according to NOAA's Storm Events Database, including 75 flash floods and 22 river or area floods. The county has received 20 federal disaster declarations, 5 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.

Clark County Disaster History

FEMA Disaster Declarations (1974–2026)

Disaster Declarations
20
Flood/Coastal Disasters
5
Latest Disaster
Severe Winter Storm (2026-01-23)

Source: OpenFEMA Disaster Declarations Summaries.

Recent Disaster Declarations in Clark County

DeclarationTypeDate
Severe Winter StormWinter StormJan 23, 2026
Severe Storms, Straight-line Winds, Tornadoes, And FloodingFloodMar 30, 2025
Covid-19BiologicalJan 20, 2020
Covid-19 PandemicBiologicalJan 20, 2020
Severe Storms And FloodingFloodFeb 14, 2018
Severe Storms, Straight-line Winds, And TornadoesSevere StormFeb 29, 2012
Severe Storms, Tornadoes, Straight-line Winds, AndSevere StormApr 19, 2011
Severe Winter StormSevere StormJan 26, 2009
Severe Storms And FloodingSevere StormSep 12, 2008
Hurricane Katrina EvacuationHurricaneAug 29, 2005

Recorded Flood Events in Clark County

NOAA Storm Events Database (1996–2025)

Total Flood Events
97
River/Area Floods
22
Flash Floods
75
Total Property Damage
$20.4M
Flood Deaths
2

Source: NOAA National Weather Service Storm Events Database.

Recent Flood Events in Clark County

TypeDateDamage
Flash FloodJul 17, 20250.00K
Flash FloodFeb 16, 20250.00K
FloodFeb 16, 20250.00K
Flash FloodFeb 15, 20250.00K
Flash FloodApr 4, 20250.00K
FloodMar 25, 20230.00K
Flash FloodMar 3, 20230.00K
Flash FloodAug 30, 20210.00K
Flash FloodJul 12, 20210.00K
FloodJul 8, 20210.00K

Clark County Flood History

Flash Flood — Jul 17, 2025

On July 17th, a west to east oriented cold front dropped southeast from the Midwest and stalled along the Ohio River. Multiple waves of convection along the front continued moving west to east across southern Indiana before the front lifted back north on July 20th. Isolated flooding issues were observed in multiple counties.

Flash Flood — Feb 16, 2025

A major heavy rain and flash flooding event took place across southern Indiana and central Kentucky on February 15th and 16th, 2025. The large scale upper level pattern featured deep troughing ejecting across the central CONUS, with broad southwesterly flow occurring in the low and mid troposphere. Southerly flow helped to draw rich moisture up from the Gulf of America, with unseasonably high p...

Flood — Feb 16, 2025

A major heavy rain and flash flooding event took place across southern Indiana and central Kentucky on February 15th and 16th, 2025. The large scale upper level pattern featured deep troughing ejecting across the central CONUS, with broad southwesterly flow occurring in the low and mid troposphere. Southerly flow helped to draw rich moisture up from the Gulf of America, with unseasonably high p...

Flash Flood — Feb 15, 2025

A major heavy rain and flash flooding event took place across southern Indiana and central Kentucky on February 15th and 16th, 2025. The large scale upper level pattern featured deep troughing ejecting across the central CONUS, with broad southwesterly flow occurring in the low and mid troposphere. Southerly flow helped to draw rich moisture up from the Gulf of America, with unseasonably high p...

Flash Flood — Apr 4, 2025

On the night of April 2nd, 2025, a cold front approached the lower Ohio Valley. Along and ahead of the cold front, numerous supercells developed over southern Illinois and western Kentucky. These storms tracked eastward and occasionally grew upscale into a QLCS with bowing segments. Storms lasted all night and into the morning hours, as the cold front began to stall over the lower Ohio Valley. ...

Source: NOAA National Weather Service Storm Events Database.

Clark County NFIP Flood Insurance Claims

Total Claims Filed
697
Total Paid Out
$14.0M
Avg Claim
$23,297
Avg Water Depth
9.2 ft

Claims by Flood Zone

A Zones (High Risk)
487
X Shaded (500-yr)
26
X Unshaded (Low)
72

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

Flood Zone Types in Clark County

FEMA assigns flood zone designations to areas in Clark County, Indiana:

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 Clark County

Properties in Clark County, Indiana 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.