Flood of August 14-16, 2011

Release Date:

New Jersey experienced record flooding at 7 USGS gages during August 14-16, 2011.

Map of provisional flood Peaks from the August 16, 2011 event

Provisional Flood Peaks Recorded at USGS gaging stations during the Flood of August 14-16, 2011

(Public domain.)

New Jersey experienced record flooding at 7 USGS gages during August 14-16, 2011. Heavy rain associated with a low pressure system moving northeast along the Atlantic coast dropped generally 4 – 8 inches of rain over most of the state from late Saturday night August 13 through late Sunday night August 14, 2011. Gages on the Cohansey River and Little Ease Run had record peaks on August 14. The second and third highest peaks of record occurred at other gages in southwestern New Jersey during the period August 14-16, 2011.

A summary of the peaks and rainfall for this event can be found in the antecedent conditions section of the August 27 - 30, 2011 Flood Statement.

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20 Gaging stations with provisional flood peaks Recorded at U.S. Geological Survey gaging stations by the NJ Water Science Center

Atlantic, Cumberland, Gloucester, and Salem Counties, New Jersey:

 

Southern New Jersey, Atlantic Coastal Plain Gages

  • 01409400 MULLICA RIVER NEAR BATSTO NJ
  • 01409810 WEST BRANCH WADING RIVER NEAR JENKINS NJ
  • 01410000 OSWEGO RIVER AT HARRISVILLE NJ
  • 01410150 EAST BRANCH BASS RIVER NEAR NEW GRETNA NJ
  • 01411000 GREAT EGG HARBOR RIVER AT FOLSOM NJ - 2nd highest peak of record

 

Southern New Jersey, Coastal Plain Gages in Delaware River Basin

  • 01411300 TUCKAHOE RIVER AT HEAD OF RIVER NJ
  • 01411456 LITTLE EASE RN NR CLAYTON NJ - New peak of record
  • 01411500 MAURICE RIVER AT NORMA NJ - 2nd highest peak of record
  • 01412800 COHANSEY RIVER AT SEELEY NJ- New peak of record
  • 01464500 CROSSWICKS CREEK AT EXTONVILLE NJ
  • 01465850 SOUTH BRANCH RANCOCAS C AT VINCENTOWN NJ
  • 01465880 SOUTHWEST BRANCH RANCOCAS C AT MEDFORD NJ
  • 01466500 MCDONALDS BRANCH IN BYRNE STATE FOREST NJ
  • 01466900 GREENWOOD BRANCH AT NEW LISBON NJ
  • 01467000 NORTH BRANCH RANCOCAS CREEK AT PEMBERTON NJ
  • 01467081 SOUTH BRANCH PENNSAUKEN CREEK AT CHERRY HILL NJ
  • 01467150 COOPER RIVER AT HADDONFIELD NJ
  • 01475001 MANTUA CREEK AT EAST HOLLY AVENUE AT PITMAN NJ- 2nd highest peak of record
  • 01477120 RACCOON CREEK NEAR SWEDESBORO NJ - 3rd  highest peak of record
  • 01482500 SALEM RIVER AT WOODSTOWN NJ - 4th  highest peak of record