Standard homeowners insurance policies in New York — and in all 50 states — exclude flood damage. Flooding is the most common and costly natural disaster in the US, yet the vast majority of homeowners have no flood coverage. Understanding the flood insurance market in New York, whether your property is at risk, and what coverage options exist is essential for any homeowner near water.
Homeowners policies define and exclude flood damage broadly: surface water; water that backs up through sewers; overflow of any body of water; mudflow; and surface runoff from any source. This means that even if a storm causes flooding, the flood damage component is excluded. The storm damage is covered; the resulting flood damage is not.
The NFIP is administered by FEMA and available through licensed agents. Standard NFIP coverage: up to $250,000 for building structure, up to $100,000 for contents. NFIP policies have a 30-day waiting period before taking effect — you cannot buy flood insurance the day before a storm.
Private flood insurance has expanded significantly and often offers advantages over NFIP: higher coverage limits; combined building and contents coverage; shorter waiting periods; replacement cost coverage for contents; loss of use/ALE coverage (which NFIP does not provide); and potentially lower premiums for some properties.
FEMA Flood Insurance Rate Maps (FIRMs) classify properties by flood risk. High-risk zones (Special Flood Hazard Areas) require flood insurance if you have a federally-backed mortgage. However, approximately 20-25% of all flood claims come from properties outside high-risk zones — flood risk is not limited to mapped flood plains.
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Regulatory resource: New York Department of Financial Services — https://www.dfs.ny.gov. The Insurance Professor provides education only — not legal or insurance advice.