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Putnam County, Illinois Flood Zones

Check an Address in Putnam County

Enter any address in Putnam County, Illinois to see its FEMA flood zone

Read First-Hand Flood Stories from Putnam County

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

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Flood Risk Data for Putnam County

Putnam County, Illinois has recorded 14 flood-related events since 1996 according to NOAA's Storm Events Database, including 11 flash floods and 3 river or area floods. The county has received 11 federal disaster declarations, 2 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.

Putnam County Disaster History

FEMA Disaster Declarations (1979–2020)

Disaster Declarations
11
Flood/Coastal Disasters
2
Latest Disaster
Covid-19 (2020-01-20)

Source: OpenFEMA Disaster Declarations Summaries.

Recent Disaster Declarations in Putnam County

DeclarationTypeDate
Covid-19BiologicalJan 20, 2020
Covid-19 PandemicBiologicalJan 20, 2020
Severe Storms, Straight-line Winds, And FloodingFloodApr 16, 2013
Severe Winter Storm And SnowstormSnowstormJan 31, 2011
SnowSnowstormNov 30, 2006
Hurricane Katrina EvacuationHurricaneAug 29, 2005
Severe Storms And TornadoesSevere StormApr 20, 2004
Winter Storm 1/1/99SnowstormJan 1, 1999
Severe Storms, Tornadoes & FloodingSevere StormDec 13, 1982
Severe Storms & FloodingFloodApr 30, 1979

Recorded Flood Events in Putnam County

NOAA Storm Events Database (1996–2025)

Total Flood Events
14
River/Area Floods
3
Flash Floods
11
Total Property Damage
$60,000

Source: NOAA National Weather Service Storm Events Database.

Recent Flood Events in Putnam County

TypeDateDamage
Flash FloodMay 25, 20200.00K
Flash FloodJun 10, 20180.00K
Flash FloodApr 29, 20170.00K
Flash FloodJun 10, 20150.00K
Flash FloodJun 30, 20140.00K
Flash FloodJul 12, 200850.00K
Flash FloodAug 9, 20070.00K
Flash FloodMay 30, 200410K
FloodFeb 24, 2001
FloodMay 31, 2000

Putnam County Flood History

Flash Flood — May 25, 2020

A warm front brought heavy rain and thunderstorms to eastern Iowa, northeast Missouri, and Illinois the evening of May 25th, 2020. Flash flooding, and damaging winds were reported.

Flash Flood — Jun 10, 2018

After an early morning flash flood event in eastern Iowa, with some damaging winds near the Mississippi River into far northwest Illinois, a line of slow moving supercell thunderstorms moved southeast from northern Iowa, into portions of eastern Iowa the evening of June 9th. Damaging winds, large hail, a few tornadoes, and torrential rain accompanied the storms.

Flash Flood — Apr 29, 2017

Scattered rain showers moved across western Illinois Saturday evening, as an area of low pressure intensified over southeast Oklahoma and northeast Texas. This low pressure brought a surge of moisture and heavy rainfall across the region Saturday afternoon, producing rainfall amounts of 1 to 2 inches across western Illinois. This combined with already saturated conditions led to flash flooding ...

Flash Flood — Jun 10, 2015

In the afternoon hours June 10, a slow moving intense supercell thunderstorm brought very large hail, strong winds, and flash flooding to Putnam county Illinois.

Flash Flood — Jun 30, 2014

A strong cold front pushed into a very warm unstable air mass as a significant upper level storm system tracked into the northern Great Lakes on June 29-30, 2014. A major severe weather and flash flood event unfolded across the area. This event resulted in the direct deaths of 2 people and direct injuries to 7 others. Three weak tornadoes, widespread damaging winds of 60 to 80 mph, and life-thr...

Source: NOAA National Weather Service Storm Events Database.

Putnam County NFIP Flood Insurance Claims

Total Claims Filed
53
Total Paid Out
$631,435
Avg Claim
$14,350
Avg Water Depth
10.2 ft

Claims by Flood Zone

A Zones (High Risk)
31
X Unshaded (Low)
6

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

Flood Zone Types in Putnam County

FEMA assigns flood zone designations to areas in Putnam County, Illinois:

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 Putnam County

Properties in Putnam County, Illinois 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.