FloodZoneMap.org

Nemaha County, Nebraska Flood Zones

Check an Address in Nemaha County

Enter any address in Nemaha County, Nebraska to see its FEMA flood zone

Nemaha County Disaster History

Disaster Declarations
25
Flood/Coastal Disasters
7
Hurricane Disasters
1
Latest Disaster
SEVERE STORMS, STRAIGHT-LINE WINDS, AND FLOODING (2025-08-08)

Source: OpenFEMA Disaster Declarations Summaries.

Recent Disaster Declarations in Nemaha County

DeclarationTypeDate
SEVERE STORMS, STRAIGHT-LINE WINDS, AND FLOODINGSevere Storm2025-08-08
SEVERE STORMS, STRAIGHT-LINE WINDS, TORNADOES, AND FLOODINGSevere Storm2024-06-19
SEVERE STORMS, STRAIGHT-LINE WINDS, AND TORNADOES Severe Storm2021-12-15
COVID-19 PANDEMICBiological2020-01-20
COVID-19 Biological2020-01-20
SEVERE WINTER STORM, STRAIGHT-LINE WINDS, AND FLOODINGFlood2019-03-09
SEVERE STORMS, TORNADOES, STRAIGHT-LINE WINDS, AND FLOODINGSevere Storm2015-05-06
SEVERE STORMS, TORNADOES, STRAIGHT-LINE WINDS, AND FLOODINGSevere Storm2014-06-01
FLOODINGFlood2011-06-17
FLOODINGFlood2011-05-24

Flood Zone Types in Nemaha County

FEMA assigns flood zone designations to areas in Nemaha County, Nebraska:

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 Nemaha County

Properties in Nemaha County, Nebraska 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.