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Evansville, IN · Vanderburgh County

Water Risk Profile — ZIP 47708

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

Flood Risk

Medium

Cost Range

$1,500–$8,500

Avg Response

42 min

NFIP

State participates

Local Climate & Risk Factors

Evansville faces Indiana's variable water damage climate: heavy spring rains that cause basement flooding and sump pump overload; summer storms with 2+ inch hourly rainfall totals; and winter polar vortex events from the Great Lakes that push temperatures to -20°F in Lake County. The Lake Michigan shoreline creates moisture-laden air that increases interior condensation and humidity in lake-effect zones. Indiana's agricultural tile drainage systems (clay and perforated plastic tiles under farm fields) can redirect water toward residential foundations in rural and semi-rural areas.

Flood-prone areas: Riverside and Jacobsville sit within the Ohio River floodplain defined by the catastrophic 1937 event. Baptisttown and Lincoln Gardens near Pigeon Creek face overflow risk during spring storms. Haynie's Corner homes predate 1930 with aging basement drainage systems prone to backwater intrusion.

Insurance tip: FEMA maps Ohio River and Pigeon Creek floodplains in Vanderburgh County, and lenders require NFIP coverage in mapped zones. Homes just outside boundaries carry real overflow risk — the 1937 flood proved Evansville's water extends well past official floodplain lines.

Water Category Cost Table — Evansville, IN

Extraction & drying cost per square foot by IICRC water category

Water Category$/sq ft
Category 1 — Clean

Burst supply line, clean appliance overflow

$2.72–$6.74
Category 2 — Gray

Dishwasher, washing machine, toilet bowl (no feces)

$6.74–$8.16
Category 3 — Black

Sewage backup, floodwater, toilet overflow with feces

$9.59–$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 Evansville market (3.211/sq ft range).

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