FEMA flood zones · Virginia

Lunenburg County, Virginia Flood Zone Map

7 federal flood & hurricane disasters

6% of Lunenburg County’s area is in FEMA’s high-risk flood zones.

Share of the whole county outline, rivers and lakes included; parts FEMA hasn’t mapped count as zero.

Coastal high risk (V, VE)FloodwayHigh risk (A, AE)Moderate (X, 500-year)Minimal (X)Undetermined (D)

Shaded areas are FEMA’s mapped flood hazard zones in and around Lunenburg County, Virginia. Zoomed out they are simplified; at street level the map switches to FEMA’s exact layer. Tap anywhere to check that spot, or search an address above.

How Lunenburg County floods

Flash flooding from summer thunderstorms dominates the flood risk profile in Lunenburg County, Virginia, supported by NOAA Storm Events Database records of 18 flash flood events, 4 general flood events, and 1 tropical storm event over the last 30 years.

Recent weather events illustrate this pattern. In July 2025, slow-moving storms driven by a moist, unstable air mass produced widespread rainfall totals of 2 to 4 inches, causing flash flooding across the area in two separate rounds. Earlier, in August 2024, Tropical Cyclone Debby tracked northward from the Carolinas, bringing heavy rain that triggered additional flash flooding across south-central Virginia.

Homeowners, real estate agents, and journalists should pay the closest attention to properties situated in low-lying areas, near small streams, and in locations susceptible to sudden storm runoff and intense rainfall accumulation.

Summary written from NOAA storm reports and NFIP claims for this county. Not a prediction.

In their words

7 NOAA storm reports from Lunenburg County describe what happened, in the words of the forecasters who covered it. Read the Virginia flood stories →

Federal disasters

23 federal disaster declarations since 1972, 7 of them floods, coastal storms or hurricanes.

DisasterBegan
Severe Winter StormJan 22, 2026
Severe Winter Storms And FloodingFeb 10, 2025
Severe Winter StormsFeb 11, 2021
Tropical Storm MichaelOct 9, 2018
Hurricane FlorenceSep 13, 2018
Hurricane SandyOct 26, 2012
Severe Storms And Straight-line WindsJun 29, 2012
Hurricane IreneAug 26, 2011

Weather and water disasters only; most recent first. Source: OpenFEMA Disaster Declarations.

Recorded flood events

23 since 1996: 18 flash floods and 4 river or area floods.

EventDateDamage
Flash FloodJul 15, 2025—
Flash FloodJul 13, 2025—
Flash FloodSep 24, 2024—
Flash FloodAug 8, 2024—
Flash FloodJul 8, 2021—
FloodMay 18, 2018—
FloodSep 17, 2018—
Flash FloodSep 17, 2018—

— = no damage estimate in the record. Source: NOAA Storm Events Database.

From the storm reports

Flash Flood · Jul 15, 2025. A moist and unstable air mass was in place from July 14 through July 15. This allowed for widespread, slow-moving storms to move across portions of central, southern, and southeastern Virginia. These storms produced heavy rain and widespread flash flooding in two rounds. One round was from overnight convection on the night of July 14 into the morning of July 15 and the other round was during the afternoon of July…

Flash Flood · Jul 13, 2025. A moist and unstable air mass resulted in scattered storms developing across portions of central and eastern Virginia on July 13. These slow-moving storms produced heavy rainfall and flash flooding, especially across the Tri-Cities.

Flash Flood · Sep 24, 2024. Scattered thunderstorms associated with a warm front produced heavy rain which caused flash flooding across portions of south central Virginia.

Flash Flood · Aug 8, 2024. Tropical Cyclone Debby tracking northward from the Carolinas across western Virginia produced heavy rain which caused flash flooding across portions of south central Virginia.

National Weather Service narratives, lightly trimmed. Source: NOAA Storm Events Database.

The zones you’ll see on the map

Every colour on the map above is a place on this drawing: where the ground sits relative to the flood FEMA plans for.

Cross-section of a river floodplainDiagram: a river valley. The floodway is the channel and the land beside it; the 1%-annual-chance flood surface (the base flood elevation) covers the valley floor as zone A or AE; a narrow band higher up is shaded X, the 0.2% floodplain; higher ground is X.0.2% CHANCE A YEAR (500-YEAR)BASE FLOOD ELEVATION · 1% A YEARXAEFloodwayAEX
  1. A / AE Inside the 1%-a-year floodplain: about a 26% chance of flooding over a 30-year mortgage. AE has a mapped base flood elevation; plain A does not.
  2. Floodway The channel and the land beside it that has to be kept clear enough to carry the flood. Building here is tightly limited.
  3. X shaded The 0.2% (500-year) floodplain, plus some levee-protected and very shallow flood areas.
  4. X Outside both lines. No federal requirement to insure, which is not the same as no risk.

Every flood zone code explained →

Flood insurance in Lunenburg County

If a building in Lunenburg County is in a high-risk zone (A or V) and its mortgage comes from a federally regulated or insured lender, or is federally backed, flood insurance is required.

Outside those zones it is optional, and often worth having: from 2014 to 2024 nearly one-third of NFIP claims came from outside the high-risk Special Flood Hazard Area. Since Risk Rating 2.0, NFIP premiums are set for each building, so the only reliable price is a quote: FloodSmart.gov or a local agent.