Webb County, TX Environment & Hazard Risk
Relatively Moderate natural hazard risk, led by heat wave. 562 storm events since 1996.
- Expected yearly loss
- $46.5M
- Relatively Low nationally
- Storm events since 1996
- 562
- Most often hail
- Flood insurance policies
- 484
- 0.7% of homes
- Hurricanes nearby
- 3
- 9 tropical storms or stronger since 1913
Natural hazard risk
FEMA National Risk Index, December 2025
Overall risk
Relatively Moderate
Score 89.2 of 100
Social vulnerability
Very High
Score 94.3 of 100
Community resilience
Very Low
Score 7.3 of 100
Community resilience runs the other way: a higher rating means a community can recover faster.
Building value exposed: $41.9B · Agriculture value exposed: $36.6M · Risk-adjusted yearly loss: $82.5M
Risk by hazard
- Heat waveRelatively High$6.7M/yr expected annual loss, about 10 events a year
- Cold waveRelatively High$7.9M/yr expected annual loss, about 1.3 events a year
- HailRelatively Moderate$984K/yr expected annual loss, about once every 2 years
- HurricaneRelatively Moderate$2.5M/yr expected annual loss, about once every 16 years
- Winter weatherRelatively Moderate$109K/yr expected annual loss, about once every 1 year
- TornadoRelatively Moderate$2M/yr expected annual loss, about once every 4 years
- Ice stormRelatively Moderate$106K/yr expected annual loss, about once every 13 years
- WildfireRelatively Low$66K/yr expected annual loss, about once every 791 years
- LandslideVery Low$1,302/yr expected annual loss, about once every 3 years
- LightningRelatively Low$168K/yr expected annual loss, about 36 events a year
- Strong windRelatively Moderate$379K/yr expected annual loss, about once every 3 years
- EarthquakeVery Low$117K/yr expected annual loss, about once every 5,291 years
- DroughtRelatively Low$33.4K/yr expected annual loss, about 104 events a year
Bars show the national percentile score (0 to 100) for each hazard. Dollar figures are expected annual losses to buildings, people and crops. Not rated here: avalanche, coastal flooding, riverine flooding, tsunami, volcanic activity.
Flood risk and insurance
National Flood Insurance Program and FEMA flood maps
Check the flood zone for an address
- Homes with flood insurance
- 484 of 70,922 (0.7%)
- Homes in high-risk flood zones
- 2,733
- Insured in high-risk zones
- 408 (15%)
- Flood claims since 1978
- 269
- Claims paid since 1978
- $6.8M
Flood claims paid per year
- Thunderstorms$611K · 38 claims
- Early summer storms$387K · 14 claims
- Flooding$365K · 21 claims
- Hurricane Harvey$124K · 1 claim
- Hurricane Ike$27.3K · 1 claim
- Tropical Storm Harold$6,930 · 1 claim
Storm history
Since 1996: 562 events, 18 deaths, $69.6M in damage
- Hail129 · 1 death
- Drought123
- Flash Flood111 · 1 death
- Thunderstorm Wind70 · 1 death
- Heat50 · 9 deaths
- Heavy Rain22
- Excessive Heat14 · 3 deaths
- Cold/Wind Chill8
- Frost/Freeze7
- Flood7
Events per year
10 tornadoes on record (EF0 1, F0 3, F1 1, F2 2, F3 1).
Most damaging storms
Since 1996, ranked by deaths, injuries and damage
- Thunderstorm Wind83 kt wind06/03/2003
Laredo, Webb County
$33M damage
What happened
A NWS storm survey team observed the most severe damage at the Laredo International Airport and homes and businesses surrounding the airport. $750,000 in damage was done to city owned buildings at the airport. An estimated $2 million in damage was done to privately owned buildings and hangars on airport grounds. Twenty five aircraft were damaged, most in hangars which failed. A parked Boeing 737 was blown off a runway and through a chain linked fence. An American Eagle plane suffered punctures when a jet way was flipped over into it. The main terminal building suffered minor roof damage. Runways were closed until the next morning so crews could survey them for damage. Thirty two homes, mobile home and apartments sustained major damage along the path of the storm in Laredo. A total of $3.5 million in damage was done to buildings and facilities belonging to the City of Laredo. Twenty five thousand homes were left without power that night. Power officials reported 40 electrical poles snapped in half.
- Winter Weather12/08/2006
Webb
2 deaths
What happened
Sleet and rain mix, with little to no accumulation. Accidents were reported on the rain slick roadways in and around Laredo.
- Heat06/23/2023
Webb
2 deaths
What happened
Afternoon heat index values ranged 110 to 113 degrees.
- Heat06/21/2023
Webb
2 deaths
What happened
Afternoon heat index values ranged 110 to 114 degrees.
- Excessive Heat06/22/2023
Webb
2 deaths
What happened
Afternoon heat index values ranged from 115 to 117 degrees.
- Thunderstorm Wind83 kt wind05/21/2017
(Lrd)laredo Intl Arp, Webb County
$20M damage
What happened
Damage survey in connection with a severe thunderstorm revealed straight-line wind damage along a line around 5 miles in length and 1 mile in width across northwest Laredo. The damage was from west of the intersection of Interstate 69W and Mines Road to the intersection of east Del Mar Boulevard and McPherson Road. Damage was widespread through this area with numerous large tree limbs snapped, shingle damage to homes, dozens of utility poles bent or broken. The most significant damage occurred at the U.S. Customs facility near World Trade Bridge #3 and to homes in the Villas San Agustin neighborhood. At the U.S. Customs facility, several tractor trailers were overturned, and extensive damage occurred to the metal roof of this facility with several air conditioners blown off. Wind gusts were estimated to be between 80 and 95 mph. The World Trade Bridge was closed to commercial cargo traffic for nearly a week. Within the Villas San Agustin subdivision, 4 new homes that were under construction, slid off their foundations and collapsed. Debris from these properties impacted several nearby homes causing extensive damage. Numerous homes in this subdivision lost shingles. Laredo Fire...
Drinking water
7 community water systems serve about 273,041 people. Violations since 2021.
6 systems had health-based violations, such as a contaminant over the legal limit or a missed treatment step. 4 systems had a violation of any kind still open at last report.
- City of LaredoServes 260,046 · Surface water · Local government3 health violations+7 monitoring or reporting
- Webb County Water UtilitiesServes 8,358 · Surface water · Local government16 health violations+2 monitoring or reporting
- Webb County Water DispenserServes 3,362 · Purchased surface water · Local government11 health violations+4 monitoring or reporting
- Mirando City WscServes 460 · Groundwater · Local government8 health violations+10 monitoring or reporting
- Oilton Rural WscServes 411 · Groundwater · Local government1 health violation+33 monitoring or reporting
- Bruni Rural WscServes 350 · Groundwater · Local government12 health violations+12 monitoring or reporting
- Los Botines WscServes 54 · Groundwater · PrivateNo health violations+207 monitoring or reporting
Largest systems by population served. Monitoring and reporting violations mean required tests or notices were late or missing, not that the water was unsafe.
Pollution sites
0 Superfund sites and 7 toxic release facilities in Webb County
Superfund sites
None in this county.
Toxic release facilities
- Midwest Sterilization Corp1.8 million lbs released, Laredo
- Thompsonville Gas Plant15,685 lbs released, Mirando City
- Laredo Border Patrol Sector HQ Tx1158912,138 lbs released, Laredo
- Pilot Thomas Logistcs LLC - Laredo1,331 lbs released, Laredo
- Plm Steel Pipes & Tubes0 lbs released, Laredo
- Reveille Cryogenic Plant0 lbs released, Laredo
- Reladyne Sun Coast LLC0 lbs released, Laredo
Total: 1.9 million lbs in 2024, 15,554 lbs to air.
Superfund sitesToxic release facilitiesEPA inspections and enforcementAir toxics cancer risk4 historic places
Frequently asked questions
- How risky is Webb County for natural disasters?
- FEMA rates Webb County relatively moderate for overall natural hazard risk, with expected losses of $46.5M a year. The highest-rated hazards are heat wave (relatively high), cold wave (relatively high), hail (relatively moderate).
- What storms are most common in Webb County?
- Since 1996, NOAA recorded 562 storm events affecting Webb County, most often hail (129), drought (123), flash flood (111).
- How many tornadoes have hit Webb County?
- 10 tornadoes have been recorded in Webb County since 1950, including 1 rated F3/EF3 or stronger.
- How many homes in Webb County have flood insurance?
- 484 residential flood insurance policies are in force in Webb County, covering about 0.7% of homes. The program has paid $6.8M on 269 claims here since 1978.
- What is the weather like in Webb County?
- At Laredo 2, average highs reach 101°F in Aug and lows fall to 47°F in Jan, with 19.7 inches of rain a year (1991-2020 normals).
Source: FEMA (National Risk Index, NFIP), NOAA (Storm Events, HURDAT2, Climate Normals), EPA · Last updated 08/01/2026 · Storm counts include events in forecast zones that touch the county. This product uses the FEMA OpenFEMA API, but is not endorsed by FEMA.