Flash Flood in Pennsylvania, June 19 to 20, 1996

Name: Flash Flood in Pennsylvania, June 19 to 20, 1996
Start: 1996-06-19T21:40
End: 1996-06-20T02:30
Location: Pennsylvania

June 19 to 20, 1996 · NWS PBZ · 1 event in 1 county or zone

Flooding and mudslides were reported in Freedom. Some houses were evacuated.

Where it happened

Every event with a place to put it; 1 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.

Tornadoes
Tropical storms and surge
Floods
Wind
Hail
Winter weather
Heat and drought
Cold
Fire, smoke and dust
Marine and coastal
Other

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The toll

Deaths: 0
Injuries: 0
Property damage: $7.5 million
Crop damage: None recorded
Events: 1

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS PBZ wrote it up.

Flooding and mudslides were reported in Freedom. Some houses were evacuated. The ground gave way under one house in Center Township. Flooding was reported at Crow's Run in New Sewickley Township and along Elkhorn Run in Monaca. Widespread and prolonged thunderstorms with very heavy rain produced numerous storm total reports of 2 to 3 inches.Along Elkhorn Run, several autos were destroyed by the raging flood waters. Several homes were evacuated. Flood waters washed out a private bridge. Two other county-owned bridges were damaged or destroyed during the flood. A bridge and water main line was washed out in Rochester. Some homes were pushed off their foundations. Mudslides were reported along Route 51 in Monaca and Aliquippa. Numerous roads were flooded and closed. Throughout the county a total of 193 homes and 19 commercial buildings sustained damage, including over $4 million in damages to a shopping center.

The radar

The national radar mosaic for the moment the first event began.

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Event by event

1 flash flood. Local standard time, as filed.

Flash Flood, Beaver

When: June 19, 9:40 PM EST to June 20, 2:30 AM EST
Where: Beaver County, Freedom
Property damage: $7.5 million
Coordinates: 40.682, -80.349 (the zone’s center; the record gives no point)

What these are

Flash Flood: Flooding that begins within six hours of the rain that causes it, or of a dam or levee failure or ice jam release, often with deadly speed.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

Every storm in Pennsylvania in 1996 Every state in 1996 This day in weather history Warnings in Pennsylvania, June 1996

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5563170.