Assunpink Creek at Trenton, Mercer County NJ (TACN4)
Gage Location: Mercer County, New JerseySite Location: Mercer County, New Jersey
Latitude: 40.224Longitude: -74.749Elevation: 24.76 ft. MSLDrainage Area: 91 Sq. Mi.
Minor Stage: 8.5 ft. Moderate Stage: 9.5 ft.Major Stage: 11 ft.
First Flood: 1938-07-23Last Flood: 2014-05-01 Crest: 11.62 ft.Datum change: 1932-07-20Number of Floods: 68

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Date of FloodCrest(ft)Streamflow(cfs)CategoryCode
1938-07-238.92370Minornone
1938-09-2210.743320Majornone
1948-12-308.712200Minornone
1955-08-139.292400Moderatenone
1958-02-289.162300Moderatenone
1966-02-138.762080MinorF5
1967-03-079.912660ModerateF5
1967-08-288.782100MinorF5
1971-08-2813.463920MajorF5
1971-09-148.712000MinorF5
1973-02-0210.372690ModerateF5
1973-06-229.232230ModerateF5
1973-12-218.692020MinorF5
1975-07-1411.713180MajorF5
1975-07-2114.615450MajorF5
1975-09-268.82020MinorF5
1978-01-2610.552720MajorF5
1979-01-2110.762800MajorF5
1979-01-259.362240ModerateF5
1979-02-2610.272610ModerateF5
1982-01-048.671970MinorF5
1983-04-169.932470ModerateF5
1984-05-308.741990MinorF5
1984-07-079.52300ModerateF5
1986-04-179.542310ModerateF5
1987-04-049.082130ModerateF5
1987-07-0310.032510ModerateF5
1987-07-149.232190ModerateF5
1989-06-109.432270ModerateF5
1989-07-059.632350ModerateF5
1989-09-21102500ModerateF5
1991-01-128.551920MinorF5
1991-03-048.671970MinorF5
1992-12-119.422260ModerateF5
1994-01-2811.673230MajorF5
1994-03-1010.542790MajorF5
1996-01-1910.392730ModerateF5
1996-06-1311.693230MajorF5
1996-06-238.72060MinorF5
1996-07-319.122220ModerateF5
1996-10-1910.472770ModerateF5
1999-08-148.722100MinorF5
1999-09-1714.014510MajorF5
2001-03-309.162010ModerateF5
2001-06-178.582015MinorF5
2003-12-118.542000MinorF5
2004-02-068.752079MinorF5
2004-09-2911.082840MajorF5
2005-03-287.331160MinorF5
2005-04-028.621670MinorF5
2005-10-099.882240ModerateF5
2005-10-129.782190ModerateF5
2006-06-287.491320MinorF5
2006-11-088.861830MinorF5
2007-03-027.671340MinorF5
2007-04-1613.284050MajorF5
2007-04-277.081140MinorF5
2009-08-028.961840MinorF5
2009-08-2310.652570ModerateF5
2009-12-098.821780MinorF5
2010-03-139.362450ModerateF5
2010-03-308.991850MinorF5
2011-04-179.652590ModerateF5
2011-08-148.822180MinorF5
2011-08-2815.125820MajorF5
2011-09-089.282410MinorF5
2013-06-088.982290MinorF5
2014-05-0111.623710Majornone



Codes and description

C1|Crest information looks unreliable and incomplete and not used in frequency calculations. Some of the floods are based on current flood stage and nearby gage information.
C2|Crest information looks reliable despite potential problems. This data was used in frequency calculations.
C3|Crest height estimated by the USGS.
C4|Crest height is from the National Weather Service.
C5|Crest height affected by backwater.
C6|Crest occurred at a previous flood stage that is lower than the current flood stage. The crests below the new flood stage are not used in flood frequency calculations.
C7|Crest from USGS yearly peak and/or date is different than the crest we provide. In many cases MARFC uses crest based on backwater or ice effects.
C8|Crest month or day of occurrence has been estimated by The Middle Atlantic River Forecast Center usually based on nearby gage information.
C9|Crest date (day) in the month is unknown.
F1|Flow is an estimate.
F2|Flow affected by regulation or diversion and in some cases to an unknown degree.
F3|Flow effected by snow-melt, ice jam or debris jam break up.
F4|Flow affected by dam failure.
F5|Flow - All or part of the record affected by urbanization, mining, agricultural changes, channelization or other factors.
G1|Gage height at a different site and/or datum.
G2|Gage is not an official USGS gage with crests provided by the NWS. Crest information looks unreliable and incomplete and not used in flood frequency calculations.
G3|Gage datum changed during this year.
none,No code; Good Data

Updated: 08:00 PM May 28, 2014