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Pennsylvania Flood Stories

2,274 first-hand accounts of flood events in Pennsylvania, ranked by impact. Each is a NOAA-written narrative of the moment.

Flood1 death$26.0M damage

Allegheny, PA · Sep 17, 2004

At 124 PM EDT on 17th, road flooding was reported 2 miles west of Pittsburgh. At 2 PM, Wexford flooded. At 218 PM, roads flooded in Oakdale. By 315 PM, Springdale Boro flooded; and Wexford had 4.5" of rain. .

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Flash Flood7 deaths

Bucks, PA · Jul 15, 2023

Thunderstorms brought locally heavy rain to parts of eastern Pennsylvania from the late afternoon into the evening of July 15. Rainfall totals were as high as 3 to 6 inches.

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Flash Flood6 deaths

Lycoming, PA · Jan 19, 1996

Six people died in Lycoming County along Lycoming Creek on Friday the 19th. A husband and wife age 77 and 75 were swept away when they tried to drive away from their home in rural Trout Run early in the afternoon.

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Flood4 deaths$150.0M damage

Dauphin, PA · Sep 7, 2011

Heavy rainfall from the remnants of Tropical Storm Lee produced widespread flooding, flash flooding and river flooding mainly near and to the east of the Susquehanna Valley from September 4-10.

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Flash Flood4 deaths$500K damage

Allegheny, PA · Aug 19, 2011

A slow moving cold front and a moist unstable airmass combined to produce scattered severe thunderstorms and flash flooding across eastern Ohio and Western Pennsylvania.

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Flash Flood4 deaths

Juniata, PA · Jan 19, 1996

Four deaths occurred in Juniata County as a direct result of the flooding on the evening of Friday the 19th. Two females and two males in three separate cars were unable to cross Tuscarora Creek between Academia and Pleasant View due to a flooded bridge.

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Flash Flood3 deaths$12.0M damage

Montgomery, PA · Sep 16, 1999

Hurricane Floyd battered Eastern Pennsylvania (especially Southeast sections around Philadelphia) on September 16th and brought with it torrential and in some places record breaking rains and damaging winds.

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Flash Flood3 deaths$100.0M damage

Luzerne, PA · Jun 27, 2006

Additional heavy rain fell Tuesday the 27th through early Wednesday morning the 28th across Luzerne County and the Poconos on top of what fell on Monday as a front moved east across Pennsylvania and combined with low pressure and tropical moisture.

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Flood3 deaths$800K damage

Lancaster, PA · Sep 7, 2011

Heavy rainfall from the remnants of Tropical Storm Lee produced widespread flooding, flash flooding and river flooding mainly near and to the east of the Susquehanna Valley from September 4-10.

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Flash Flood2 deaths$2.5M damage

Lackawanna, PA · Sep 9, 2023

A stationary frontal system over northeastern Pennsylvania combined with a weak upper level disturbance to focus heavy rain producing thunderstorms over the area.

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Flash Flood2 deaths$20.0M damage

Montgomery, PA · Sep 1, 2021

Post Tropical Cyclone Ida brought heavy rain to eastern Pennsylvania on September 1. Rainfall totals were as high as 5 to 10 inches. The heavy rain caused significant flash flooding, mainly in the southeastern part of the state. It resulted in widespread property damage.

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Flash Flood1 death$15.0M damage

Delaware, PA · Sep 16, 1999

Hurricane Floyd battered Eastern Pennsylvania (especially Southeast sections around Philadelphia) on September 16th and brought with it torrential and in some places record breaking rains and damaging winds.

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Flash Flood2 deaths$270K damage

Erie, PA · Nov 5, 2017

A cold front moved across the Ohio Valley and southern Great Lakes on the afternoon of Sunday, November 5th, 2017. Unseasonably warm and humid air was in place across the region ahead of the front.

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Flash Flood2 deaths$20.0M damage

Montgomery, PA · Sep 8, 1996

Thunderstorms, which "trained" or moved over the same locations of Southern Montgomery County, caused widespread flash flooding, caused the death of a couple in Abington and about $20 million dollars in property damage. Up to 10 inches of rain within a three hour period.

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Flood2 deaths$16.0M damage

Monroe, PA · Jun 27, 2006

Several days of heavy rain throughout the Delaware and Lehigh River Basins culminated with major flooding along the Delaware River from the 28th through the 30th.

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Flash Flood2 deaths$14.5M damage

Bucks, PA · Jun 12, 1996

Nearly stationary thunderstorms brought three to eleven and a half inches of rain within a four hour period to southeast Bucks County. The 11.55 inches of rain that fell in Langhorne represented a greater than one hundred year single day storm.

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Flood2 deaths$2.0M damage

Lebanon, PA · Sep 7, 2011

Heavy rainfall from the remnants of Tropical Storm Lee produced widespread flooding, flash flooding and river flooding mainly near and to the east of the Susquehanna Valley from September 4-10.

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Flood1 death

Chester, PA · Nov 8, 2006

A slow moving low pressure system that moved from the Gulf of Mexico caused heavy rain to fall during about a twelve hour period on the 8th in Eastern Pennsylvania. Storm totals averaged between 2 and 3 inches. The heavy rain caused urban and poor drainage flooding.

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Flash Flood$22.0M damage

Bucks, PA · Sep 16, 1999

Hurricane Floyd battered Eastern Pennsylvania (especially Southeast sections around Philadelphia) on September 16th and brought with it torrential and in some places record breaking rains and damaging winds.

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Flash Flood1 death$75.0M damage

Clarion, PA · Jul 19, 1996

Widespread heavy rain caused extensive flooding throughout Clarion County. Numerous roads and creeks were flooded. Around 4 am EST a 73 year-old woman died and her husband injured when their mobile home was swept away along Deer Creek near Shippenville.

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Flash Flood1 death$40.0M damage

Chester, PA · Sep 1, 2021

Post Tropical Cyclone Ida brought heavy rain to eastern Pennsylvania on September 1. Rainfall totals were as high as 5 to 10 inches. The heavy rain caused significant flash flooding, mainly in the southeastern part of the state. It resulted in widespread property damage.

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Flash Flood1 death$25.0M damage

Bucks, PA · Sep 1, 2021

Post Tropical Cyclone Ida brought heavy rain to eastern Pennsylvania on September 1. Rainfall totals were as high as 5 to 10 inches. The heavy rain caused significant flash flooding, mainly in the southeastern part of the state. It resulted in widespread property damage.

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Flash Flood1 death$3.0M damage

Chester, PA · Sep 16, 1999

Hurricane Floyd battered Eastern Pennsylvania (especially Southeast sections around Philadelphia) on September 16th and brought with it torrential and in some places record breaking rains and damaging winds.

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Flash Flood1 death$100.0M damage

Susquehanna, PA · Jun 27, 2006

Tropical moisture continued to stream northward into northeast Pennsylvania ahead of a frontal system which slowly moved westward into the eastern Great Lakes by Tuesday morning the 27th.

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