Enter any address in Ohio County, Indiana to see its FEMA flood zone
Flash flooding from heavy rainfall events is the dominant flood character in Ohio County, Indiana. Between 2000 and 2023, NOAA Storm Events data recorded 17 flash flood events and 15 flood events. Recent examples include widespread flooding in February 2022 due to 1.5 to 2.5 inches of rainfall, and flash flooding caused by strong thunderstorms and heavy rainfall in September 2022 and February 2018.
National Flood Insurance Program (NFIP) claims data shows that properties in Zone A have experienced an average water depth of 1.7 feet with an average payout of $10,011. Notably, properties in Zone X_UNSHADED have also seen claims with an average water depth of 2.8 feet, despite being outside the Special Flood Hazard Area. Homeowners in Zone A, Zone X_UNSHADED, and those near rivers or in areas with unknown flood risk should pay particular attention to flood preparedness.
Summary generated from NOAA storm narratives and NFIP claim data for this county. Not predictive.
2 NOAA storm reports from this county describe what happened, in the words of the meteorologists who were there.
Ohio County, Indiana has recorded 32 flood-related events since 1996 according to NOAA's Storm Events Database, including 17 flash floods and 15 river or area floods. The county has received 19 federal disaster declarations, 3 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.
FEMA Disaster Declarations (1968–2026)
Source: OpenFEMA Disaster Declarations Summaries.
| Declaration | Type | Date |
|---|---|---|
| Severe Winter Storm | Winter Storm | Jan 23, 2026 |
| Covid-19 | Biological | Jan 20, 2020 |
| Covid-19 Pandemic | Biological | Jan 20, 2020 |
| Severe Storms And Flooding | Flood | Feb 14, 2018 |
| Severe Storms, Tornadoes, Straight-line Winds, And | Severe Storm | Apr 19, 2011 |
| Severe Winter Storm | Severe Storm | Jan 26, 2009 |
| Severe Storms And Flooding | Severe Storm | Sep 12, 2008 |
| Severe Storms, Flooding, And Tornadoes | Severe Storm | May 30, 2008 |
| Hurricane Katrina Evacuation | Hurricane | Aug 29, 2005 |
| Snow | Snowstorm | Dec 21, 2004 |
NOAA Storm Events Database (1996–2025)
Source: NOAA National Weather Service Storm Events Database.
| Type | Date | Damage |
|---|---|---|
| Flood | Feb 17, 2022 | 0.00K |
| Flash Flood | Sep 3, 2022 | 55.00K |
| Flash Flood | Feb 24, 2018 | 0.00K |
| Flood | Aug 16, 2018 | 0.00K |
| Flash Flood | Apr 23, 2011 | 1.00K |
| Flash Flood | Mar 12, 2006 | — |
| Flood | Mar 28, 2005 | — |
| Flood | Aug 19, 2005 | — |
| Flash Flood | Jan 5, 2005 | 10K |
| Flood | Jul 31, 2004 | — |
Flood — Feb 17, 2022
Rain overspread the region through the day ahead of a low pressure system moving through the Ohio Valley. Rainfall amounts of 1.5 to 2.5 inches produced widespread flooding.
Flash Flood — Sep 3, 2022
Slow moving showers and thunderstorms developed during the afternoon hours in a warm and humid airmass.
Flash Flood — Feb 24, 2018
Strong thunderstorms, with very heavy rainfall, developed ahead of cold front and caused flash flooding.
Flood — Aug 16, 2018
Numerous rounds of thunderstorms produced heavy rain and isolated flooding.
Flash Flood — Apr 23, 2011
A complex of showers and thunderstorms moved through during the morning hours. This heavy rainfall caused some flooding across the area.
Source: NOAA National Weather Service Storm Events Database.
Source: OpenFEMA NFIP Individual Claims (2.25M records analyzed).
FEMA assigns flood zone designations to areas in Ohio 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.
Properties in Ohio 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.