Severe thunderstorms caused flash floods in New Jersey and the New York City region on July 14–15, 2025, which resulted in two fatalities, extensive infrastructure damage, and significant travel delays. Climate change–related record-breaking rainfall overloaded old systems, requiring massive rescue and relief efforts.

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Flash Floods in New Jersey: Human Impact

Fatalities

Two people died in Plainfield, New Jersey, after their car was washed into Cedar Brook. These deaths came after two other fatalities in Plainfield from a storm on July 3, 2025. In grief at the deaths of four citizens within a few weeks, Mayor Adrian Mapp promised to strengthen emergency protocols.

Rescue Operations

About 150 water rescues were performed by first responders. Officers in North Plainfield rescued about 40 people from chest-high water. Footage showed 21 people being rescued in Union County, including a driver in Scotch Plains at a flooded crossroads. Rafts and front-loaders were used to rescue people from waterlogged cars in Westchester and Rockland counties, New York.

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Infrastructure Damage

Residents in Union and Somerset counties reported more than a foot of water inundating hundreds of houses and businesses. The flash floods in New Jersey particularly devastated small businesses still recovering from previous storms, such as Roselle Park’s Glow’n Beauty Bar and Dowling’s Irish Pub.

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Route 22 and other major highways became impassable. Although there were no injuries, a house explosion in North Plainfield added complexity. According to Commissioner Rohit Aggarwala, the 1.75-inch-per-hour sewer system in New York City was overloaded by almost 4 inches per hour.

Travel Disruptions

More than 200 flights were canceled at JFK, LaGuardia, and Newark airports, with Newark experiencing a ground stop and two-hour delays. According to Mayor Eric Adams, NYC subways, including the 28th Street station, flooded but were operational again by July 15. Delays on NJ Transit and Metro-North affected travelers.

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Meteorological Context

According to the National Weather Service, on July 14, Central Park reported 2.64 inches of rain, breaking a 1908 record, with 2.07 inches falling in a single hour, the second-highest in history. In less than 2.5 hours, Watchung, New Jersey, received 6.51 inches. Key rainfall totals are listed below:

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Governor Phil Murphy attributed the increased floods to climate change and stationary storms.

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Relief and Rescue Activities

Rescue Operations

To combat automobile and roadway flooding, responders utilized specialized equipment for rescues in Westchester County, North Plainfield, and Scotch Plains.

Relief Activities

On July 14, Governor Murphy declared a state of emergency, enabling swift assistance and federal coordination. He toured Berkeley Heights to evaluate the damage. Leaders in Roselle Park and Plainfield lobbied for sewer renovations worth $25–30 million. While safety cautions advised avoiding downed power lines, community actions aided establishments such as Dowling’s Irish Pub.

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Regional and Historical Context

From New Jersey to Washington, more than 50 million Americans were under flood warnings; in Petersburg, Virginia, 50 residents were evacuated due to 18 inches of water. Earlier in July, over 130 flood-related deaths were reported in Texas. To effectively handle climate-driven calamities, infrastructure modifications are essential, particularly in light of Hurricane Ida’s $30 billion in damage.

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