FEMA flood zones · Alabama

Tuscaloosa County, Alabama Flood Zone Map

298 flood insurance claims·$3.4M paid·5 federal flood & hurricane disasters

15% of Tuscaloosa 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 Tuscaloosa County, Alabama. 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 Tuscaloosa County floods

Flash flooding from slow-moving thunderstorms and heavy rain events dominates the flood profile of Tuscaloosa County, accounting for 57 recorded events and 4 deaths over the last 30 years alongside standard river floods, tropical storms, and depressions. Recent historical events illustrate this pattern, including slow-moving thunderstorms that caused flooding on April 6, 2025, and training thunderstorms that produced street flooding from widespread rain on May 10, 2025. Additional flash flooding occurred along and north of Interstate 20 during severe storms on February 17, 2022.

National Flood Insurance Program records show claims filed across multiple zones, with the highest concentration in high-risk areas. Specifically, Zone A recorded 177 claims with an average payout of $18,592 and an average recorded water depth of 5 inches. Meanwhile, Zone X recorded 64 claims with an average payout of $23,235 and an average recorded water depth of 8 inches, while Zones UNKNOWN, X_UNSHADED, and X_SHADED accounted for a combined 54 claims with lower average payouts and depths between 1 and 2 inches. Homeowners and real estate agents in Zone A and Zone X should pay the closest attention to flood risk, as these areas account for the vast majority of insurance claims and the deepest recorded water levels in the county.

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

Where the flood claims came from

10% of Tuscaloosa County’s flood insurance claims were on properties rated outside FEMA’s high-risk zones.

200 NFIP claims with a recorded rated flood zone, 1978 to date. The zone is the one FEMA used to rate that policy, which may not match today’s map. Source: OpenFEMA NFIP claims.

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 5 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 2021, with 43 claims and $1.3M paid.

1979: 39 claims1980: 11 claims1981: 2 claims1982: 13 claims1983: 13 claims1984: 2 claims1985: 4 claims1987: 2 claims1988: 2 claims1990: 6 claims1991: 4 claims1992: 2 claims1996: 2 claims1998: 6 claims1999: 3 claims2000: 11 claims2002: 3 claims2003: 6 claims2004: 10 claims2005: 6 claims2006: 2 claims2007: 1 claims2008: 2 claims2009: 13 claims2010: 25 claims2011: 4 claims2012: 3 claims2013: 1 claims2014: 17 claims2015: 6 claims2016: 4 claims2017: 3 claims2018: 2 claims2019: 5 claims2020: 17 claims2021: 43 claims2023: 1 claims2025: 1 claims2026: 1 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

18 NOAA storm reports from Tuscaloosa County describe what happened, in the words of the forecasters who covered it. Read the Alabama flood stories →

Federal disasters

28 federal disaster declarations since 1973, 5 of them floods, coastal storms or hurricanes.

DisasterBegan
Hurricane HeleneSep 22, 2024
Hurricane SallySep 14, 2020
Severe Storms And FloodingFeb 5, 2020
Hurricane NateOct 6, 2017
Hurricane IrmaSep 8, 2017
Severe Storms, Tornadoes, Straight-line Winds, And FloodingApr 28, 2014
Severe Storms, Tornadoes, And Straight-line WindsApr 27, 2011
Severe Storms, Tornadoes, Straight-line Winds, And FloodingApr 15, 2011

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

Recorded flood events

72 since 1996: 57 flash floods and 11 river or area floods.

EventDateDamage
FloodMay 10, 2025—
Flash FloodApr 6, 2025—
Flash FloodMay 9, 2023—
Flash FloodMar 22, 2022— · 3 killed
Flash FloodFeb 17, 2022—
Flash FloodJul 24, 2021—
Flash FloodJul 23, 2021—
Flash FloodJun 19, 2021$3.4M

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

From the storm reports

Flood · May 10, 2025. An upper low positioned over Mississippi brought widespread rain and thunderstorms across the area, generally from south to north. A couple instances of training thunderstorms brought several inches of rain to the Tuscaloosa and Selma areas, resulting in areas of street flooding. One thunderstorm just east of Selma briefly produced quarter-size hail in Burnsville.

Flash Flood · Apr 6, 2025. Deep-layer ridging over the Southeast United States held up a trough over the Central United States for the first few days of April, leading to a prolonged and significant severe weather and flooding event from Texas to Ohio and West Virginia along a stalled boundary. As the ridge began to retreat eastward, a cold front slowly progressed through Central Alabama on April 6, with an all-hazards weather event unfoldi…

Flash Flood · May 9, 2023. An outflow boundary from a decaying MCS triggered isolated strong to severe thunderstorms during the afternoon and evening hours on May 9th. Due to the slow movement of the storms, some localized flooding also occurred.

Flash Flood · Mar 22, 2022. Several supercell thunderstorms developed ahead of a QLCS in advance of a cold front. One supercell produced three weak tornadoes, with another QLCS producing a weak tornado. Training thunderstorms resulted in many instances of flash flooding and river flooding, with three flash flood fatalities occurring in Tuscaloosa County.

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 Tuscaloosa County

If a building in Tuscaloosa 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.