Homeowners Policies Typically Cover Sudden Plumbing Damage, Exclude Gradual Leaks

Standard homeowners insurance generally covers plumbing-related water damage when the cause is sudden or accidental, such as a burst pipe, but usually excludes damage from gradual leaks, negligence or normal wear and tear, according to guidance published May 14, 2026. Coverage may apply to damage from plumbing failures caused by covered events, including fire or vandalism. Sewer backups, damaged service lines and equipment breakdowns often require separate endorsements. Progressive, for example, offers a service line endorsement that can be added to homeowners policies. Repair costs vary widely. Angi estimates the average cost to hire a plumber at about $339, while burst pipe repairs typically range from $1,000 to $4,000. Water heater repairs usually cost $150 to $750. Homeowners filing claims are advised to stop active damage if safe, document losses with photos or video and contact insurers promptly.