FloodZoneMap.org

Monona County, Iowa Flood Zones

Check an Address in Monona County

Enter any address in Monona County, Iowa to see its FEMA flood zone

Monona County Disaster History

Disaster Declarations
20
Flood/Coastal Disasters
7
Hurricane Disasters
1
Latest Disaster
SEVERE WINTER STORM (2025-03-19)

Source: OpenFEMA Disaster Declarations Summaries.

Recent Disaster Declarations in Monona County

DeclarationTypeDate
SEVERE WINTER STORMWinter Storm2025-03-19
SEVERE STORMS, FLOODING, STRAIGHT-LINE WINDS, AND TORNADOESSevere Storm2024-06-16
COVID-19 PANDEMICBiological2020-01-20
COVID-19 Biological2020-01-20
SEVERE STORMS AND FLOODINGFlood2019-03-12
SEVERE STORMS, TORNADOES, AND FLOODINGSevere Storm2013-05-19
FLOODINGFlood2011-05-25
SEVERE STORMS, TORNADOES, AND STRAIGHT-LINE WINDSSevere Storm2011-04-09
SEVERE WINTER STORMSevere Storm2010-01-19
SEVERE WINTER STORMS AND SNOWSTORMSevere Storm2009-12-23

Flood Zone Types in Monona County

FEMA assigns flood zone designations to areas in Monona County, Iowa:

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 Monona County

Properties in Monona County, Iowa 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. Over 20% of NFIP claims come from low and moderate-risk areas.

Visit FloodSmart.gov to find an agent and get a quote.