NEW JERSEY (WABC) -- At least 23 people were killed in flooding across New Jersey as Ida pounded the area with rain and flash flooding.
The majority of the deaths were individuals who got caught in their vehicles by flooding and were overtaken by the water.
Four residents of an apartment complex in Elizabeth were found dead in the aftermath, according to a city spokesperson.
Oakwood Plaza, located across from the Elizabeth Fire Department headquarters, was inundated with eight feet of water, destroying fire equipment and apparatus.
Mayor Chris Bollage said the city is assisting some 300 displaced residents.
A person in a car was killed after becoming trapped in six feet of floodwaters in Passaic, after the Passaic River flooded, prompting evacuations of 60 residents to City Hall.
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Rescue workers are searching for two others who may have been swept away.
Eyewitness News spoke with Lora about the deadly flooding
"We are now dealing with the aftermath in our city," he said. "We see vehicles that were abandoned, so many individuals that were injured had to leave property behind."
Somerset County confirmed two fatalities from the flooding in two separate incidents in Hillsborough as well as two bodies recovered in Bridgewater, and Hunderton County officials said one person was found dead in a heavily damaged pickup truck that was discovered at daylight in Milford.
Another person was found dead in Maplewood after venturing out into the storm. Authorities said it appeared he had been attempting to remove debris from drains in the area when he was suddenly swept up into dangerous flood waters.
Water rescues were underway with people sitting on their roofs in Cranford, where entire neighborhoods were under water and rescue crews were using boats to aid people in their evacuation.
"An extraordinary, sadly tragic, historic 24 hours in New Jersey," he said. "There's no other way to put it."
"I'll close with a pretty obvious statement, but the world is changing, right?" he said. "These storms are coming in more frequently...they're coming in with more intensity and as it relates to our infrastructure, our resiliency, our whole mindset, the whole playbook that we use, we have got to leap forward and get out ahead of this."
Paterson Public Schools and several other districts announced they were closed or opening late Thursday, and New Jersey state offices also had a three-hour delayed opening.
All NJ Transit rail service on the Northeast Corridor, with the exception of the Atlantic City Rail Line, was suspended due to weather-related issues.