40
Recorded events
0
Direct deaths
0
Direct injuries
$54.1M
Property damage
Flash Flood in Atlantic County, New Jersey: 40 recorded events between 1997 and 2025. The strongest on record measured 0. That places the county #826 nationally and #17 statewide for this hazard.
Decade by decade
Flash Flood in Atlantic County, New Jersey: events per decade
Reporting practice changed over time — early decades are undercounted, not calmer.
The busiest decade for flash flood in Atlantic County is the 2010s, when 18 of the county's 40 recorded events were logged. Comparing decades is useful for spotting active periods, but the earliest years are thin because systematic reporting for this hazard began later.
Within the Atlantic County archive, flash flood makes up 9.4% of all recorded severe weather across 10 hazard types. Nationally the county sits at #826 for this hazard and #17 within New Jersey, putting it in the 72.5 percentile of all U.S. counties.
Seasonality
Events by month
Aug is the peak month for flash flood in Atlantic County with 19 recorded events, while Feb is the quietest. Seasonality here is a property of the archive as much as the climate: reports cluster where population and spotter networks are densest.
Most recent
Latest recorded events
| Date | Location | Magnitude | Damage |
|---|---|---|---|
| Jul 31, 2025 | SOMERS PT | 0 | $30K |
| Jul 31, 2025 | ATLANTIC CITY | 0 | $0 |
| Jul 31, 2025 | ABSECON | 0 | $0 |
| Jul 31, 2025 | CARDIFF | 0 | $0 |
| Jul 10, 2025 | FIVE PTS | 0 | $20K |
| Jul 26, 2022 | CARDIFF | 0 | $0 |
| Sep 23, 2021 | NORTHFIELD | 0 | $0 |
| Aug 29, 2021 | SOMERS PT | 0 | $0 |
| Jun 8, 2021 | DA COSTA | 0 | $0 |
| Aug 8, 2020 | (ACY)ATLANTIC CITY A | 0 | $0 |
Other hazards here
More from Atlantic County
- Thunderstorm Wind 189
- Heavy Rain 71
- Hail 56
From the record
What the reports say
Written by National Weather Service staff at the time of the event · public domain
Thunderstorms which back built over Galloway Township caused flash flooding during the late afternoon of the 14th. Doppler Radar storm total estimates reached 3 to 5 inches in the township. The Garden State Parkway was flooded in the township as were numerous other smaller roadways including Kensington Drive. Vehicles were partially submerged and flood waters reached up to the entrances of homes.
Thunderstorms with torrential downpours caused flash flooding on Absecon Island in both Atlantic City and Margate City. Numerous streets were flooded in Atlantic City and vehicles were getting stuck in the high water. In Margate, flooding spread into some buidlings. Doppler Radar storm total estimates reached 2.0 to 2.5 inches on the island. The Marina within Atlantic City measured 1.60 inches of rain.
Thunderstorms with torrential downpours caused flash flooding in Egg Harbor Township. Franklin Avenue near the headwaters of the Cedar Branch was flooded and closed. Event precipitation totals in Atlantic County included 6.79 inches in Buena Vista Township, 6.17 inches in Estell Manor, 5.58 inches at the Atlantic City International Airport, 5.55 inches in Egg Harbor City, 4.78 inches in Mays Landing, 4.14 inches in Mullica Township, 3.89 inches in Egg Harbor Township, 3.47 inches in Hammonton and 2.54 inches in Margate City.
Quick answers
Frequently asked
How many flash flood events are on record in Atlantic County, New Jersey?
40 flash flood events are recorded in Atlantic County between 1997 and 2025, causing 0 direct deaths.
What is the strongest flash flood recorded in Atlantic County?
The strongest flash flood on record in Atlantic County measured 0.
Where does the flash flood data for Atlantic County come from?
All events come from the NOAA/NCEI Storm Events Database, the federal public-domain archive of severe weather reports. Dates are UTC, damage is as reported and not inflation-adjusted, and the most recent entries may still be revised.
Cite this page
“Flash Flood in Atlantic County, New Jersey.” Severe Weather History. severeweatherhistory.com/county/new-jersey/atlantic-county/flash-flood/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.