Passaic River at Little Falls, Passaic County NJ (LTFN4)
Gage Location: Passaic County, New JerseySite Location: Passaic County, New Jersey
Latitude: 40.885Longitude: -74.226Elevation: 120 ft. MSLDrainage Area: 762 Sq. Mi.
Minor Stage: 7 ft. Moderate Stage: 8 ft.Major Stage: 9 ft.
First Flood: 1903-10-10Last Flood: 2014-05-03 Crest: 7.69 ft.Datum change: 1955-09-30Number of Floods: 61

Click on table headers to sort
Date of FloodCrest(ft)Streamflow(cfs)CategoryCode
1903-10-1017.531700MajorC1 C4 C7 F2 F4
1955-10-189.4511600MajorF2
1960-04-077.157140MinorF2
1961-02-277.47610MinorF2
1968-05-3110.7313500MajorF2
1970-02-127.627240MinorF2
1970-04-058.669110ModerateF2
1971-08-298.058010ModerateF2
1971-09-158.037970ModerateF2
1972-06-259.4510300MajorF2
1973-02-059.4510600MajorF2
1973-04-067.256620MinorF2
1973-07-017.426890MinorF2
1973-12-238.558910ModerateF2
1975-09-278.959640ModerateF5
1976-01-307.116390MinorF2
1977-03-258.228440ModerateF2
1977-11-108.639180ModerateF2
1978-03-299.1810100MajorF2
1979-01-279.2110200MajorF2
1979-03-087.486910MinorF2
1979-05-267.717300MinorF2
1980-03-238.488700ModerateF2
1980-04-119.069870MajorF2
1983-03-2299740MajorF2
1983-04-127.466830MinorF2
1983-04-198.829380ModerateF2
1983-04-277.496880MinorF2
1983-12-158.999720ModerateF2
1984-04-0712.9118400MajorF2
1984-06-0110.0812000MajorF2
1984-07-097.587040MinorF2
1986-04-197.036150MinorF2
1987-04-069.2910300MajorF2
1989-05-127.236450MinorF2
1989-05-199.4410700MajorF2
1992-06-077.216410MinorF2
1993-04-018.488700MinorF2
1996-01-298.829440ModerateF2
1996-10-228.168180ModerateF2
1996-12-047.236550MinorF2
1998-05-138.578950ModerateF2
1999-09-189.8411600MajorF2
2003-03-237.346950MinorF2
2003-12-137.577320MinorF2
2003-12-267.196489MinorF2
2005-03-317.57210MinorF2
2005-04-0410.1112100MajorF2
2005-10-107.146640MinorF2
2005-10-149.2110200MajorF2
2007-04-1811.8815800MajorF2
2008-03-107.557570MinorF2
2010-03-1611.8715800MajorF2
2010-03-247.447390MinorF2
2010-04-018.79500ModerateF2
2011-03-1211.8115600MajorF2
2011-04-189.0210100MajorF2
2011-05-207.397310MinorF2
2011-08-3014.1920800MajorF2
2011-09-0911.0514000MajorF2
2014-05-037.697750Minornone



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