New Jersey, 2000

Flash Flood and Heavy Rain in New Jersey, September 19, 2000

September 19, 2000 · NWS PHI · 3 events in 3 counties and zones

The remnants of what once was Hurricane Gordon dropped heavy rain across west central and southwest New Jersey during the late afternoon and early evening of the 19th. It caused poor drainage flooding in low-lying areas.

Where it happened

Every event with a place to put it; 3 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
None recorded
Crop damage
None recorded
Events
3

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 PHI wrote it up.

The remnants of what once was Hurricane Gordon dropped heavy rain across west central and southwest New Jersey during the late afternoon and early evening of the 19th. It caused poor drainage flooding in low-lying areas. The heaviest rain fell in Mercer County and caused some minor flooding along the Assunpink Creek. The rain was not unusually heavy, but came after what was already an unseasonably wet September and summer. The Assunpink Creek at Trenton was above its 7 foot flood stage from 9 p.m. until 930 p.m. EDT on the 19th. It crested at 7.1 feet at 919 p.m. EDT. Roadway flooding along U.S. Route 130 was reported in Collingswood. Storm totals included 2.14 inches in Trenton (Mercer County), 2.10 inches in Pennsauken (Camden County), 2.00 inches in Somerdale (Camden County) and Windsor (Mercer County), 1.74 inches in Mount Laurel (Burlington County) and 1.66 inches in Mount Holly (Burlington County). No serious injuries were reported.

The radar

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

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Event by event

2 heavy rain, 1 flash flood. Local standard time, as filed.

Heavy Rain, Camden

When
September 19, 3:00 PM EST to 6:00 PM EST
Where
Camden County, Collingswood
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
39.804, -74.960 (the zone’s center; the record gives no point)

Heavy Rain, Burlington

When
September 19, 3:00 PM EST to 6:00 PM EST
Where
Burlington County, Palmyra
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
39.878, -74.668 (the zone’s center; the record gives no point)

Flash Flood, Mercer

When
September 19, 8:00 PM EST to 8:30 PM EST
Where
Mercer County, West Portion
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
40.283, -74.702 (the zone’s center; the record gives no point)

What these are

Heavy Rain
Rainfall totals unusual for the place and season that did not produce a flood.
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

More

Every storm in New Jersey in 2000Every state in 2000This day in weather historyWarnings in New Jersey, September 2000

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: 5156782, 5156783, 5156781.