FloodZoneMap.org

Lewis County, Tennessee Flood Zones

Check an Address in Lewis County

Enter any address in Lewis County, Tennessee to see its FEMA flood zone

Lewis County Disaster History

Disaster Declarations
24
Flood/Coastal Disasters
3
Hurricane Disasters
1
Latest Disaster
SEVERE WINTER STORM (2026-01-22)

Source: OpenFEMA Disaster Declarations Summaries.

Recent Disaster Declarations in Lewis County

DeclarationTypeDate
SEVERE WINTER STORMWinter Storm2026-01-22
SEVERE WINTER STORMWinter Storm2026-01-22
SEVERE STORMS, STRAIGHT-LINE WINDS, TORNADOES, AND FLOODINGSevere Storm2025-04-02
SEVERE STORMS, STRAIGHT-LINE WINDS, TORNADOES, AND FLOODINGSevere Storm2025-04-02
SEVERE STORMS, STRAIGHT-LINE WINDS, AND TORNADOESSevere Storm2023-03-31
SEVERE STORMS, STRAIGHT-LINE WINDS, AND TORNADOSevere Storm2023-03-01
SEVERE STORMS, STRAIGHT-LINE WINDS, AND FLOODINGSevere Storm2020-05-03
COVID-19 PANDEMICBiological2020-01-20
COVID-19 Biological2020-01-20
SEVERE STORMS, FLOODING, LANDSLIDES, AND MUDSLIDESFlood2019-02-19

Tennessee Statewide Flood Insurance Data

County-level NFIP data coming soon. Here are Tennessee statewide figures for context:

Total NFIP Claims
17,640
Total Claims Paid
$476.1M
Active Policies
6,000
Avg Premium
$634/yr

Flood Zone Types in Lewis County

FEMA assigns flood zone designations to areas in Lewis County, Tennessee:

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 Lewis County

Properties in Lewis County, Tennessee 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.