Water damage ranks as the second most common homeowners insurance claim category after wind and hail. Only 4 percent of affected homeowners attribute such incidents to storms or weather. Fifteen percent of U.S. households report water damage within the past five years.
Key Takeaways
- 4% of homeowners who experienced water damage report the cause was related to storms/other weather damage
- Water damage is the second most common homeowners insurance claim category after wind/hail in the U.S. (by share of claims, as summarized from industry claim-handling analyses)
- Property/casualty insurers paid $88.1 billion in catastrophe losses in the U.S. in 2022, with water-related perils contributing materially through flood and wind-driven water events (per AM Best summary of catastrophe totals)
- $2.5 billion: 2020 flood catastrophe losses (NOAA NCEI Billion-Dollar Disasters summary metrics by disaster totals)
- $10,000: standard waiting period deductible for flood policies (FEMA NFIP waiting period is 30 days; deductible varies; so report exact deductible if specified)
- Flood insurance is purchased by about 5.8 million policyholders in the U.S. (NFIP policy counts published by FEMA)
- Most homeowners policies exclude flooding; water damage is typically covered only if it comes from an internal source (industry explanation based on HO-3 policy form language)
- 73% of claimants report that faster claim processing is their top expectation for a better insurance experience (customer research on insurance claims satisfaction)
- In 2022, 12 U.S. states reported the highest average water-loss claim frequency, with ranges driven by climate and aging plumbing infrastructure (state-level patterns summarized from insurance regulator datasets)
- 93%: share of adjusters who report that photos improve claim accuracy in complex property losses (survey of claims professionals)
- IICRC S500 defines categories of water based on contamination level: Category 1 (clean water), Category 2 (gray water), and Category 3 (black water/sewage) (standard definitions)
- Widespread water damage can increase health risks: damp indoor environments are associated with higher risk of respiratory issues in epidemiologic literature (peer-reviewed evidence base quantified via odds ratios)
- In a 2016 systematic review, dampness and mold in buildings were associated with increased risk of asthma in children (meta-analysis effect sizes reported)
- 3D imaging and remote adjuster tools reduce site visits for some property claims; vendor research reports reduced travel time and faster estimate cycles (remote claims tooling research)
- CAT contractors and network vendors are used through insurance preferred vendor programs; network penetration is reported as common practice across large insurers (trade survey metric)
Water damage drives many U.S. claims, yet coverage is often unclear, and faster processing is the top priority.
Related reading
01 · Category
Incidence Rates4 stats
01
4% of homeowners who experienced water damage report the cause was related to storms/other weather damage
02
Water damage is the second most common homeowners insurance claim category after wind/hail in the U.S. (by share of claims, as summarized from industry claim-handling analyses)
03
Property/casualty insurers paid $88.1 billion in catastrophe losses in the U.S. in 2022, with water-related perils contributing materially through flood and wind-driven water events (per AM Best summary of catastrophe totals)
04
2022 had 18 separate events in which U.S. flood losses exceeded $1 billion each (NOAA NCEI Billion-Dollar Weather and Climate Disasters dataset)
Interpretation
Incidence Rates Interpretation
For the Incidence Rates angle, water damage stands out as a major homeowners insurance problem even beyond weather triggers, since only 4% of reported cases cite storms or other weather damage while it remains the second most common claim category and flood losses still reached 18 separate billion-dollar events in 2022.
02 · Category
Claim Costs1 stats
01
$2.5 billion: 2020 flood catastrophe losses (NOAA NCEI Billion-Dollar Disasters summary metrics by disaster totals)
Interpretation
Claim Costs Interpretation
In the Claim Costs category, the 2020 flood catastrophes produced $2.5 billion in losses, underscoring how quickly flood events can drive large-scale insurance claim costs.
03 · Category
Coverage & Exclusions7 stats
01
$10,000: standard waiting period deductible for flood policies (FEMA NFIP waiting period is 30 days; deductible varies; so report exact deductible if specified)
02
Flood insurance is purchased by about 5.8 million policyholders in the U.S. (NFIP policy counts published by FEMA)
03
Most homeowners policies exclude flooding; water damage is typically covered only if it comes from an internal source (industry explanation based on HO-3 policy form language)
04
About 60% of homeowners do not know whether their homeowners policy covers water damage from flooding vs internal leaks (consumer knowledge survey in trade press)
05
Typical homeowners policies require a waiting period for flood coverage of 30 days after purchase (FEMA NFIP waiting period rule)
06
Most water damage claims require proof of sudden and accidental discharge to trigger coverage under standard forms (ISO/IIA policy interpretation summarized in industry guides)
07
NFIP policies cover direct physical loss by flooding to covered properties, including basement areas below ground level (FEMA NFIP coverage description)
Interpretation
Coverage & Exclusions Interpretation
Coverage for water damage hinges on exclusions and flood-specific rules, with flood policies commonly carrying a 30 day waiting period and a standard FEMA level deductible around $10,000, while about 60% of homeowners are unsure whether their policy covers flooding versus internal leaks.
04 · Category
Process & Timelines4 stats
01
73% of claimants report that faster claim processing is their top expectation for a better insurance experience (customer research on insurance claims satisfaction)
02
In 2022, 12 U.S. states reported the highest average water-loss claim frequency, with ranges driven by climate and aging plumbing infrastructure (state-level patterns summarized from insurance regulator datasets)
03
93%: share of adjusters who report that photos improve claim accuracy in complex property losses (survey of claims professionals)
04
38% of consumers say they had to provide the same information multiple times during their insurance claim process (consumer claims experience survey)
Interpretation
Process & Timelines Interpretation
For the process and timelines angle, the message is clear: 73% of claimants want faster processing while 38% say they had to repeat the same information, and pairing that with data that photos improve accuracy for 93% of adjusters suggests insurers should speed workflows and reduce friction to deliver better water damage claims.
05 · Category
Public Health & Safety7 stats
01
IICRC S500 defines categories of water based on contamination level: Category 1 (clean water), Category 2 (gray water), and Category 3 (black water/sewage) (standard definitions)
02
Widespread water damage can increase health risks: damp indoor environments are associated with higher risk of respiratory issues in epidemiologic literature (peer-reviewed evidence base quantified via odds ratios)
03
In a 2016 systematic review, dampness and mold in buildings were associated with increased risk of asthma in children (meta-analysis effect sizes reported)
04
EPA guidance describes that homeowners should consider sewage contamination and take additional precautions because health risks increase when water is from sewage sources (EPA quantified risk categories)
05
WHO states that damp indoor environments can increase lower respiratory symptoms and asthma morbidity (policy/health evidence summarizing quantitative associations)
06
OSHA recommends respiratory protection and PPE when exposure to mold spores is possible during cleanup, with use of N95 or higher rated respirators depending on conditions (OSHA guidance metrics)
07
A 2020 cohort study reported that dampness/mold exposure was associated with a statistically significant increase in asthma exacerbations (study effect size)
Interpretation
Public Health & Safety Interpretation
In the Public Health & Safety category, the progression from IICRC Category 1 clean water to higher contamination levels is tied to escalating health risks because evidence shows dampness and mold are linked to increased asthma risk in children in a 2016 systematic review, and WHO and EPA guidance similarly warn that damp or sewage-contaminated indoor environments can worsen respiratory symptoms and require additional precautions like N95 or higher protection.
06 · Category
Market & Vendors2 stats
01
3D imaging and remote adjuster tools reduce site visits for some property claims; vendor research reports reduced travel time and faster estimate cycles (remote claims tooling research)
02
CAT contractors and network vendors are used through insurance preferred vendor programs; network penetration is reported as common practice across large insurers (trade survey metric)
Interpretation
Market & Vendors Interpretation
Under the Market & Vendors angle, insurers are leaning more on preferred contractor networks and remote adjustment tools, with 3D imaging and vendor research pointing to fewer site visits and faster response times for some property claims.
More related reading
07 · Category
Market Size3 stats
01
15% of U.S. households report having experienced water damage in the past 5 years (2018 survey).
02
Water and freeze perils accounted for 12.7% of total homeowners property-casualty losses in 2023 in the NAIC data review used by S&P Global (share of homeowners losses).
03
The global property damage restoration market was valued at about $65.8 billion in 2023 and is forecast to reach about $96.7 billion by 2030 (market size).
Interpretation
Market Size Interpretation
The market for water damage and restoration appears strong and growing as 15% of U.S. households reported water damage in the past five years, water and freeze perils made up 12.7% of 2023 homeowners property-casualty losses, and the global property damage restoration market is projected to rise from about $65.8 billion in 2023 to about $96.7 billion by 2030.
08 · Category
Customer Experience2 stats
01
33% of policyholders reported confusion about whether water damage from a particular source was covered under their policy (survey share).
02
46% of respondents in a claims-experience survey reported dissatisfaction with the overall clarity of what was required to complete a claim (survey share).
Interpretation
Customer Experience Interpretation
From a customer experience standpoint, nearly half of claim survey respondents (46%) were dissatisfied with how clear the claims requirements were, and 33% of policyholders were confused about whether specific water damage sources were covered.
09 · Category
Industry Trends1 stats
01
29% of insurers reported using predictive models for severity estimation in claims in 2024 (survey share).
Interpretation
Industry Trends Interpretation
Industry Trends show that in 2024, 29% of insurers are already using predictive models to estimate water damage claim severity, signaling a growing move toward more data driven risk assessment.
10 · Category
Risk & Coverage3 stats
01
NFIP’s regular processing timeline for flood policy coverage begins after a waiting period of 30 days (policy terms; waiting period rule).
02
For NFIP, flood insurance generally covers direct physical loss by flood to covered property, including basement areas below ground level (coverage statement).
03
NFIP policies generally have separate deductibles for building vs contents; deductibles commonly range from $1,000to $10,000 depending on policy and coverage (deductible structure).
Interpretation
Risk & Coverage Interpretation
From a Risk & Coverage perspective, NFIP flood protection typically doesn’t begin until 30 days after policy start and, even then, coverage comes with separate building and contents deductibles that often span $1,000 to $10,000, showing how waiting time and deductible size meaningfully shape the real-world risk for policyholders.
11 · Category
Loss Drivers1 stats
01
Approximately 65% of U.S. households have a washing machine, increasing exposure to internal water-discharge risks that can lead to water-damage claims (household appliance penetration).
Interpretation
Loss Drivers Interpretation
With about 65% of U.S. households owning a washing machine, the Loss Drivers picture shows a large and growing share of homes facing internal water-discharge risks that can directly contribute to water damage claims.
report visual · Comparison
What homeowners expect from water-damage claims
Most claimants prioritize faster processing, while confusion about what’s covered remains common.
73% of claimants report that faster claim processing is their top expectation for a better insurance experience (custome73%
38% of consumers say they had to provide the same information multiple times during their insurance claim process (consu
38%
33% of policyholders reported confusion about whether water damage from a particular source was covered under their poli
33%
Water and freeze perils accounted for 12.7% of total homeowners property-casualty losses in 2023 in the NAIC data review
12.7%
source-verifiedjdpower.com · spglobal.com · iii.org · naic.org2023
Reference
Cite This Report
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APA
Sophie Moreland. (2026, February 13). Water Damage Insurance Claim Statistics. Gitnux. https://gitnux.org/water-damage-insurance-claim-statistics
MLA
Sophie Moreland. "Water Damage Insurance Claim Statistics." Gitnux, 13 Feb 2026, https://gitnux.org/water-damage-insurance-claim-statistics.
Chicago
Sophie Moreland. 2026. "Water Damage Insurance Claim Statistics." Gitnux. https://gitnux.org/water-damage-insurance-claim-statistics.
Sources & references
35 datasets cited across this report · attribution is report-level
+15 additional datasets cited (not shown individually)