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Flood history · Williamsport, PA 17702

Flood insurance claims in Williamsport, PA 17702

102 claims since 1978 and $965,210 paid. Here's what the public record shows, and how to check a specific address.

102flood insurance claims since 1978
$965,210paid to policyholders
$11,491average paid claim
2claims in the last 10 years
26%of claims outside high-risk zones
#198of 1,532 Pennsylvania ZIP codes by claims

Claims by year

Every NFIP flood insurance claim reported in ZIP 17702 since 1978.

1978: 2 claims1979: 10 claims1980: 2 claims1981: 1 claims1983: 1 claims1984: 6 claims1989: 3 claims1993: 1 claims1994: 1 claims1996: 25 claims1999: 2 claims2004: 30 claims2005: 1 claims2010: 6 claims2011: 9 claims2018: 1 claims2026: 1 claims19801990200020102020

What the record says

74% of claims were on properties in high-risk zones and 26% outside them.

Losses are spread across many events; the largest, Unnamed flooding, accounts for 30% of claims.

2 claims were filed in the last 10 years.

The most commonly recorded cause is rivers, streams or lakes overflowing.

Biggest flood events

EventYearClaimsShare
Unnamed flooding19963130%
Tropical Storm Ivan20043029%
Tropical Storm Lee201133%
Not a named storm197933%

Flood zone at time of claim

High-risk zones (A, V)73% · 74
Moderate or minimal risk (X, B, C)25% · 26
Zone not recorded2% · 2

NFIP communities

South Williamsport, Borough OfParticipates in the NFIP
Susquehanna, Township OfParticipates in the NFIP
Armstrong, Township OfParticipates in the NFIP
Limestone, Township OfParticipates in the NFIP

Federal disaster declarations in Lycoming County

Flood, hurricane and storm declarations since 2000.

Tropical Storm DebbyTropical Storm · Major disaster · 2024-09-11
Severe Storms And FloodingSevere Storm · Major disaster · 2018-11-27
Severe Storms And FloodingFlood · Major disaster · 2016-12-02
Hurricane SandyHurricane · Emergency · 2012-10-29
Tropical Storm LeeFlood · Major disaster · 2011-09-12
Remnants Of Tropical Storm LeeFlood · Emergency · 2011-09-08

11 flood, storm or hurricane declarations for Lycoming County since 2000.

Check a specific address in Williamsport.

ZIP-level history is the backdrop. See the official FEMA flood zone, ground elevation and next steps for one property, free.

Sources: FEMA OpenFEMA NFIP Redacted Claims (v3) and Disaster Declarations Summaries, FEMA NFIP Community Status Book; place names from GeoNames (CC BY 4.0). Data as of 2026-10-09. Payments are net building + contents payments in dollars at the time paid, not adjusted for inflation. Claims are grouped by the ZIP code reported on the claim. This product uses the FEMA OpenFEMA API but is not endorsed by FEMA. Information only; not an official flood zone determination or insurance advice.

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