FEMA flood zones · Texas

Erath County, Texas Flood Zone Map

21 flood insurance claims·$669,650 paid·3 federal flood & hurricane disasters

8% of Erath 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 Erath County, Texas. 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 Erath County floods

Flash flooding driven by slow-moving summer thunderstorms dominates the flood risk profile in Erath County. Over the last 30 years, NOAA recorded 36 flash flood events resulting in 3 deaths, alongside 8 general flood events. Recent history underscores this hazard, including a May 31, 2024 event where saturated ground from above-normal monthly rainfall allowed a second round of overnight thunderstorms to trigger flash flooding. Similarly, persistent showers from a slow-moving upper-level trough produced heavy rain and flooding across the region during the first week of September 2020.

National Flood Insurance Program records indicate that property damage extends beyond high-risk areas. Zone X properties recorded 14 claims with an average payout of $42,180 and an average recorded water depth of 5 inches. Meanwhile, Zone A properties logged 6 claims with an average payout of $34,279 and an average recorded water depth of 4 inches, while Zone X shaded recorded 1 claim with an average payout of $0 and an average water depth of 0 inches. Homeowners, real estate agents, and journalists should pay the closest attention to properties in both designated high-risk zones and moderate-to-low risk Zone X areas, where localized heavy rainfall frequently leads to property damage.

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 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 2015, with 8 claims and $446,214 paid, the year of Severe Storms, Tornadoes, Straight-line Winds and Flooding.

1990: 1 claims2008: 5 claims2010: 1 claims2013: 1 claims2015: 8 claims2016: 2 claims2020: 1 claims2024: 2 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

10 NOAA storm reports from Erath County describe what happened, in the words of the forecasters who covered it. Read the Texas flood stories →

Federal disasters

18 federal disaster declarations since 1990, 3 of them floods, coastal storms or hurricanes.

DisasterBegan
Severe Winter StormFeb 11, 2021
Severe Winter StormsFeb 11, 2021
Severe Storms And FloodingMay 22, 2016
Severe Storms, Tornadoes, And FloodingMar 7, 2016
Severe Storms, Tornadoes, Straight-line Winds And FloodingMay 4, 2015
WildfiresApr 6, 2011
WildfiresMar 14, 2008
Severe Storms, Tornadoes, And FloodingJun 16, 2007

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

Recorded flood events

44 since 1996: 36 flash floods and 8 river or area floods.

EventDateDamage
Flash FloodJul 6, 2025—
Flash FloodMay 31, 2024—
FloodSep 2, 2020—
Flash FloodApr 24, 2019$10,000 · 3 killed
FloodMay 31, 2016$15,000
Flash FloodMay 31, 2016$50,000
FloodJun 1, 2016—
FloodMay 13, 2015—

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

From the storm reports

Flash Flood · Jul 6, 2025. From the July 4th weekend into the early part of the following week, a weak upper trough lingered over North and Central Texas, triggering several days of scattered showers and thunderstorms. A saturated atmosphere combined with slow storm motions resulted in numerous flash flooding events throughout the region, particularly in Central Texas.

Flash Flood · May 31, 2024. Another complex of thunderstorms moved southeast through North and Central Texas during the day on May 30, producing scattered wind damage and severe hail along with some flash flooding. A second round of storms initiated along the dryline Thursday evening, producing more severe weather and flash flooding overnight into the early morning hours of May 31. After above normal rainfall throughout the month, grounds we…

Flood · Sep 2, 2020. An upper level trough moved very slowly from the Rockies into the Plains during the first week of September, resulting in several days of showers and thunderstorms. Many storms became strong with gusty winds and hail, but the primary result was heavy rain and flooding. Unfortunately, a couple died in Temple Texas in a house fire that was started by lightning.

Flash Flood · Apr 24, 2019. Storms which developed along a slow-moving cold front produced pockets of wind damage along with areas of flooding across the region Tuesday night into Wednesday. Three members of a family drowned in a flash flood when they drove their vehicle across a flooded road in Erath 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 Erath County

If a building in Erath 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.