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Rochester, NY · Monroe County

Water Risk Profile — ZIP 14602

Flood risk, local cost data, climate factors, and insurance context for your ZIP code.

Flood Risk

Medium

Cost Range

$1,400–$7,500

Avg Response

42 min

NFIP

State participates

Local Climate & Risk Factors

Rochester basement flooding is driven by three forces unique to the region: (1) Lake Ontario lake-effect snowfall — averaging 99 inches per year — creates rapid spring snowmelt that overwhelms basement sump pumps in March and April; (2) the Genesee River, which bisects the city, has overflowed its banks repeatedly, placing neighborhoods like Corn Hill and the Plymouth Avenue corridor in FEMA Zone AE with mandatory NFIP flood insurance requirements; and (3) Rochester's housing stock is among the oldest in upstate New York — over 60% of homes were built before 1960 and many retain original galvanized steel supply lines that corrode and burst without warning, causing sudden basement flooding unrelated to weather. Professional drying after any Rochester basement flood event should account for higher-than-average ambient humidity from Lake Ontario proximity.

Flood-prone areas: Corn Hill and Plymouth Avenue corridor (Genesee River floodplain, Zone AE — NFIP required); South Wedge basements regularly flood in March–April snowmelt season; Park Avenue and East End Victorian-era homes have clay tile drain systems that back up during heavy rain; Browncroft and Penfield Road neighborhoods see sump pump failures due to high water table during spring thaw

Insurance tip: Rochester Genesee River Zone AE floodplain properties require NFIP flood insurance (not covered by standard HO-3). When buying pre-1960 Rochester homes, require a sewer scope and pipe material inspection — galvanized steel pipes corrode internally and can fail suddenly, causing basement flooding not covered by flood insurance but potentially covered under HO-3 as sudden accidental damage. Sump pump rider ($5–20/month) is essential for Rochester homeowners near the river or in low-lying South Wedge and Corn Hill areas.

Water Category Cost Table — Rochester, NY

Extraction & drying cost per square foot by IICRC water category

Water Category$/sq ft
Category 1 — Clean

Burst supply line, clean appliance overflow

$2.34–$6.53
Category 2 — Gray

Dishwasher, washing machine, toilet bowl (no feces)

$6.53–$7.91
Category 3 — Black

Sewage backup, floodwater, toilet overflow with feces

$9.28–$12.1

Estimates exclude reconstruction (drywall, flooring replacement). National benchmarks: Cat 1 $3.75–$4.25, Cat 2 $4.10–$6.50, Cat 3 $7–$7.50/sq ft — adjusted for Rochester market (2.7511/sq ft range).

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