Is your situation covered?
| Scenario | Typical verdict | Why |
|---|---|---|
| Sudden tank rupture floods the basement | Usually covered | Resulting water damage is a covered peril under HO-3. |
| Slow drip found after weeks of seepage | Usually not | 'Continuous or repeated seepage' is excluded on nearly every HO-3. |
| Replacement of the water heater itself | Depends on wording | Tank is excluded as wear/tear; may pay if damaged by a covered peril. |
| Mold growth after a covered leak | Depends on wording | Usually a $5,000–$10,000 mold sub-limit; higher with a rider. |
| Tankless unit damaged by power surge | Usually covered | Power surge is a named peril; check surge sub-limits. |
General industry patterns. Your actual cover lives in your policy wording — PolicyPal reads it for you.
The short answer
US HO-3 policies treat a sudden burst water heater as 'sudden and accidental discharge of water' — a named peril. Water damage to floors, walls, ceilings, and contents is covered subject to your deductible. The tank itself is almost always excluded because failure was 'wear, tear, deterioration, or corrosion' — an unavoidable maintenance risk the policy doesn't insure.
What triggers a denial
The single biggest denial reason is the seepage exclusion: any leak lasting more than 14 days (some policies 7) is treated as continuous rather than sudden. Age of the unit matters — insurers routinely ask for install date and question claims on tanks past 10 years. Improper installation and lack of a drain pan under an attic or upstairs unit are also cited.
- Sudden = under 14 days (often 7)
- Ownership age of tank on record
- Overflow pan and shutoff installed
- Photos of visible corrosion before failure
What PolicyPal checks
We identify your policy's water damage sub-limit, the seepage clause wording, the mold cap, and whether ordinance-or-law will pay to bring plumbing up to current code. We flag ACV-only settlements for finish materials (older HO policies) versus replacement cost — this alone often swings the payout by 30–50%.
Speeding a claim through
Photograph the failure BEFORE cleanup, save the failed tank for the adjuster's inspection, and get two water-mitigation estimates within 48 hours. Never sign an 'Assignment of Benefits' with the mitigation company — it transfers your policy rights and complicates settlement.
Common claim issues
Adjusters routinely low-ball drying time, deny 'matching' for undamaged flooring or cabinets, and separate the plumbing loss from resulting cosmetic damage. State matching statutes (FL, CA) can force replacement of matched flooring or siding — worth citing.
Frequently asked
- Will they replace the water heater?
- Usually no — the tank itself is excluded as wear/tear. A power surge or lightning strike that fried the unit is the exception.
- Does it pay to move the heater to code compliance?
- Only if you have ordinance-or-law coverage — standard HO-3 pays the pre-loss condition only.
- What if I rent?
- Renters insurance covers your belongings; the landlord's dwelling policy handles building damage.
- How long do I have to file?
- Most policies require 'prompt' notice; state laws set 1–3 year hard deadlines. Delay past 30 days invites a late-reporting denial.
- Will my premium go up?
- One water claim typically adds 10–20% at renewal; two in three years often triggers non-renewal.
- Can I claim for mold from the leak?
- Yes up to your policy's mold sub-limit (typically $5,000–$10,000). Document the moisture reading log from the mitigation crew.
Your policy is the only source of truth
Stop guessing. Check your actual policy.
Generic answers don't pay claims. PolicyPal reads your policy wording in seconds and tells you, in one sentence, whether you're covered.