FEMA flood zones · Mississippi

Copiah County, Mississippi Flood Zone Map

37 flood insurance claims·$239,057 paid·9 federal flood & hurricane disasters

15% of Copiah 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 Copiah County, Mississippi. 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 Copiah County floods

Flash flooding from heavy rainfall events dominates the local flood hazard profile in Copiah County, MS. Over the last 30 years, the NOAA Storm Events Database recorded 40 flash flood events, alongside 4 tropical storms, 2 hurricanes, 1 tropical depression, and 1 general flood. A notable recent event occurred in January 2024, when an upper-level trough of low pressure combined with a moist air mass to produce training showers, heavy rain, and widespread flooding across the region.

National Flood Insurance Program historical claims data reflects varying impacts across different zones. Properties designated in Zone A account for 14 claims with an average payout of $14,323 and an average recorded water depth of 2 inches. Properties in Zone UNKNOWN account for 19 claims with an average payout of $2,990 and an average recorded water depth of 2 inches, while Zone X accounts for 4 claims with an average payout of $4,006 and an average recorded water depth of 1 inch.

Homeowners and real estate professionals should pay the closest attention to properties located within designated Zone A and unmapped or unknown flood zones, as these areas have experienced the most frequent and costly insurance claims related to heavy rain and flash flooding.

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

How deep the water got

outlet80″ door12″24″36″48″60″72″84″

In flood insurance claims here that reported a flood depth, the average was 2 inches.

Drawn to scale against an 80-inch door. Even a few inches soaks flooring, the bottom of the drywall and anything plugged in near the floor.

Average of the depths reported on claims (zero and implausible values left out); FEMA’s record doesn’t say exactly where each depth was measured. Source: OpenFEMA NFIP claims.

Flood claims, year by year

The worst year was 1980, with 8 claims and $11,251 paid.

1979: 1 claims1980: 8 claims1981: 2 claims1983: 7 claims1989: 1 claims1991: 2 claims1994: 1 claims1997: 1 claims2000: 2 claims2002: 1 claims2004: 1 claims2009: 1 claims2014: 2 claims2019: 1 claims2020: 3 claims2022: 3 claims19801990200020102020

Bar height is scaled by square root so ordinary years stay visible next to the worst one. NFIP claims by year of loss. Source: OpenFEMA.

In their words

21 NOAA storm reports from Copiah County describe what happened, in the words of the forecasters who covered it. Read the Mississippi flood stories →

Federal disasters

28 federal disaster declarations since 1969, 9 of them floods, coastal storms or hurricanes.

DisasterBegan
Severe Winter StormJan 23, 2026
Severe Storms, Straight-line Winds, And Tornadoes.Jun 14, 2023
Hurricane IdaAug 28, 2021
Severe Winter StormsFeb 11, 2021
Hurricane DeltaOct 7, 2020
Severe Storms, Flooding, And MudslidesFeb 10, 2020
Hurricane IsaacAug 26, 2012
Tropical Storm IsaacAug 26, 2012

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

Recorded flood events

48 since 1996: 40 flash floods and 1 river or area floods.

EventDateDamage
FloodJan 24, 2024$1,000
Flash FloodJan 24, 2024$15,000
Flash FloodJan 24, 2024$1,000
Flash FloodJan 24, 2024$25,000
Flash FloodJan 24, 2024$10,000
Flash FloodMay 17, 2024$1,000
Flash FloodMay 17, 2024$250,000
Flash FloodFeb 11, 2024$1,000

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

From the storm reports

Flood · Jan 24, 2024. With an upper-level trough of low pressure situated over Central Plains and a very moist air mass extending north through the Mississippi River Valley, training showers and thunderstorms produced heavy rain and flooding over parts of Mississippi.

Flash Flood · Jan 24, 2024. With an upper-level trough of low pressure situated over Central Plains and a very moist air mass extending north through the Mississippi River Valley, training showers and thunderstorms produced heavy rain and flooding over parts of Mississippi.

Flash Flood · May 17, 2024. A band of heavy rain developed during the morning of May 17th and caused flash flooding across portions of Mississippi.

Flash Flood · Feb 11, 2024. Severe thunderstorms occurred across portions of Mississippi along a stalled frontal boundary that had settled into the area.

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 Copiah County

If a building in Copiah 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.