Lawrence County, MO Environment & Hazard Risk
Relatively Low natural hazard risk, led by strong wind. 782 storm events since 1996.
- Expected yearly loss
- $22M
- Relatively Low nationally
- Storm events since 1996
- 782
- Most often hail
- Flood insurance policies
- 53
- 0.3% of homes
- Hurricanes nearby
- 0
- Since 1851
Natural hazard risk
FEMA National Risk Index, December 2025
Overall risk
Relatively Low
Score 66.2 of 100
Social vulnerability
Relatively Moderate
Score 57.8 of 100
Community resilience
Relatively Low
Score 36.3 of 100
Community resilience runs the other way: a higher rating means a community can recover faster.
Building value exposed: $7.6B · Agriculture value exposed: $310M · Risk-adjusted yearly loss: $26.6M
Risk by hazard
- Strong windRelatively High$2M/yr expected annual loss, about 6.3 events a year
- Ice stormRelatively High$810K/yr expected annual loss, about 1.2 events a year
- Heat waveRelatively Moderate$1.7M/yr expected annual loss, about 14 events a year
- TornadoRelatively Moderate$4.3M/yr expected annual loss, about once every 2 years
- DroughtRelatively Moderate$602K/yr expected annual loss, about 11 events a year
- Winter weatherRelatively Moderate$138K/yr expected annual loss, about 11 events a year
- EarthquakeRelatively Low$742K/yr expected annual loss, about once every 532 years
- HailRelatively Low$364K/yr expected annual loss, about 7.8 events a year
- LightningRelatively Moderate$260K/yr expected annual loss, about 57 events a year
- WildfireVery Low$49.6K/yr expected annual loss, about once every 1,055 years
- Cold waveRelatively Low$878K/yr expected annual loss, about 2.3 events a year
- HurricaneVery Low$25.3K/yr expected annual loss, about once every 106 years
- LandslideVery Low$146/yr expected annual loss, about once every 6 years
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
- 53 of 17,813 (0.3%)
- Homes in high-risk flood zones
- 270
- Insured in high-risk zones
- 45 (17%)
- Flood claims since 1978
- 34
- Claims paid since 1978
- $657K
Flood claims paid per year
- Early winter storms$178K · 6 claims
- Not a named storm$24.6K · 1 claim
- March storm$0 · 1 claim
Storm history
Since 1996: 782 events, 14 deaths, $202M in damage
- Hail219
- Thunderstorm Wind217
- Flash Flood115 · 2 deaths
- Flood58 · 2 deaths
- Drought36
- Winter Storm30
- Tornado22 · 9 deaths
- Heavy Rain21
- Winter Weather17
- Heat9 · 1 death
Events per year
30 tornadoes on record (EF0 6, EF1 10, EF2 1, F0 1, F1 7, F2 2, F3 3).
Most damaging storms
Since 1996, ranked by deaths, injuries and damage
- Hail4" hail04/28/2026
Verona, Lawrence County
$120M damage
What happened
A hail swath from a mile to 3 miles wide began near southwest of Aurora and continued to the northeast across southeastern Lawrence County. Hail from quarters to softballs in size fell along a path from Aurora to Marionville as an intensifying left moving supercell moved to the northeast across the County. Along the storms path, numerous homes, vehicles, businesses, equipment, crops, livestock and other structures were damaged by hail before the storm passed into far western Christian County.
- TornadoF3, 25 mi path, 880 yd wide05/05/2003
Pierce City, Lawrence County
5 deaths, 33 injured, $27.5M damage
What happened
This tornado is a continuation of the Newton County tornado. A large tornado laid out a half mile wide path of destruction across southwest, central, and east central Lawrence County. Several communities was affected, however, the community of Pierce City was hardest hit as the historic downtown of 100 plus year old buildings were completely destroyed. Around 229 homes, buisnesses, and outbuildings were destroyed while 320 were damaged. The tornado also claimed the lives of five local residents and injured 33. The tornado continued on the ground into the Christian County panhandle. Dale Taunton age 52, was taking cover inside a National Guard armory tornado shelter, but was not in the basement. He was deceased from being struck by debris and bricks.Wanda Sue Handly age 46, was in her mobile home north of Monett while the tornado approached. She was deceased from being tossed from trailer and hit by flying debris.Jacob Aldaba Rueda age 20 weeks, was blown from his mother's arms when the tornado struck their mobile home. He was deceased from being thrown one quarter of a mile from his location. Janet Eskridge age 52, was in her modular home when the tornado struck....
- TornadoF2, 4 mi path, 100 yd wide12/18/2002
Mt Vernon, Lawrence County
2 deaths, 17 injured, $500K damage
What happened
Tornado touched down two miles southwest of the Lucky Lady Trailer Park. The tornado then followed a trajectory through the trailer park and points north and east. 34 homes were either damaged or destroyed. Shortly after the initial touch down, a modular home was directly hit and destroyed. One fatality was observed at this location as a woman seeking shelter with her husband in the bedroom, was thrown approximately one quarter of a mile from the house location.As the tornado traversed through the Lucky Lady Trailer Park, many residents evacuated their mobile homes and took shelter in ditches and an open field. However, one fatality occurred at the trailer park when a woman was in the process of leaving her home to seek shelter in a field, was struck by a downed tree.
- TornadoF3, 10 mi path, 200 yd wide03/13/2006
Verona, Lawrence County
1 death, 1 injured, $5M damage
What happened
A supercell thunderstorm that produced a tornado in Newton County, spawned a large tornado in Lawrence County approximately one mile north of Verona. The tornado damaged 46 structures and destroyed 21. One fatality occurred from flying debris striking an elderly man in his frame home north of Marionville. This tornado basically followed a similar path that another F-3 tornado tracked along during the 4 May 2003 tornado outbreak.
- Flash Flood12/27/2015
Verona, Lawrence County
1 death, $1.5M damage
What happened
A 37 year old male was swept off of Farm Road 1130 due to flash flooding. The flooding occurred along a small tributary of Browning Hollow which is a tributary of the Spring River. Nearly all low water crossings across the county were flooded. There was several rural and county roads which sustained damage from flooding. This storm report will contain the damage estimates for the entire county for this event.
- TornadoEF1, 0.49 mi path, 50 yd wide12/01/2018
Aurora, Lawrence County
1 death, $250K damage
What happened
An EF-1 tornado developed just west of the water tower and tracked northeast to the Aurora Motel, where one fatality occurred. The tornado then tracked northward across Highway 60 and impacted Sutherlands before dissipating. Path length was near one half mile. Peak wind was estimated at 105 mph.
Drinking water
13 community water systems serve about 18,008 people. Violations since 2021.
2 systems had health-based violations, such as a contaminant over the legal limit or a missed treatment step. 5 systems had a violation of any kind still open at last report.
- Liberty Utilities Aurora VeronaServes 8,529 · Groundwater · PrivateNo health violations
- Mount Vernon PwsServes 4,575 · Groundwater · Local governmentNo health violations+2 monitoring or reporting
- MarionvilleServes 2,092 · Groundwater · PrivateNo health violations
- Pierce City PwsServes 1,200 · Groundwater · Local governmentNo health violations+8 monitoring or reporting
- Miller PwsServes 699 · Groundwater · Local governmentNo health violations+2 monitoring or reporting
- Stotts City PwsServes 225 · Groundwater · Local governmentNo health violations
- Halltown PwsServes 185 · Groundwater · Local governmentNo health violations+2 monitoring or reporting
- Freistatt PwsServes 165 · Groundwater · Local government1 health violation+7 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
1 Superfund site and 3 toxic release facilities in Lawrence County
Superfund sites
- Syntex FacilityFinalVerona
Toxic release facilities
- Bcp Ingredients Inc.8,827 lbs released, Verona
- Phillips 66 Mt Vernon Products Terminal2,841 lbs released, Mount Vernon
- Tyson Poultry Inc0 lbs released, Aurora
Total: 11,668 lbs in 2024, 5,529 lbs to air.
Superfund sitesToxic release facilitiesEPA inspections and enforcementAir toxics cancer risk4 historic places
Frequently asked questions
- How risky is Lawrence County for natural disasters?
- FEMA rates Lawrence County relatively low for overall natural hazard risk, with expected losses of $22M a year. The highest-rated hazards are strong wind (relatively high), ice storm (relatively high), heat wave (relatively moderate).
- What storms are most common in Lawrence County?
- Since 1996, NOAA recorded 782 storm events affecting Lawrence County, most often hail (219), thunderstorm wind (217), flash flood (115).
- How many tornadoes have hit Lawrence County?
- 30 tornadoes have been recorded in Lawrence County since 1950, including 3 rated F3/EF3 or stronger.
- How many homes in Lawrence County have flood insurance?
- 53 residential flood insurance policies are in force in Lawrence County, covering about 0.3% of homes. The program has paid $657K on 34 claims here since 1978.
- What is the weather like in Lawrence County?
- At Mt Vernon Univ Mo - SW Ctr, average highs reach 89°F in Jul and lows fall to 22°F in Jan, with 45.5 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.