Neshaminy Creek near Langhorne, Bucks County PA (LNGP1)
Gage Location: Bucks County, PennsylvaniaSite Location: Bucks County, Pennsylvania
Latitude: 40.174Longitude: -74.957Elevation: 40.57 ft. MSLDrainage Area: 210 Sq. Mi.
Minor Stage: 9 ft. Moderate Stage: 10 ft.Major Stage: 12 ft.
First Flood: 1933-08-23Last Flood: 2014-05-01 Crest: 14.64 ft.Datum change: 1934-10-01Number of Floods: 164

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Date of FloodCrest(ft)Streamflow(cfs)CategoryCode
1933-08-2317.330000MajorC1
1935-02-1511.8-9999Moderatenone
1936-01-0312.5314800Majornone
1936-01-0910.8811100Moderatenone
1936-03-121111300Moderatenone
1936-03-1810.249570Moderatenone
1936-12-209.097410Minornone
1937-11-1310.269780Moderatenone
1938-07-2315.9424800Majornone
1938-09-2113.3417100Majornone
1938-12-0610.149360Moderatenone
1939-01-309.989150Minornone
1939-02-0411.2511800Moderatenone
1939-04-0710.419990Moderatenone
1940-02-2011.12-9999Moderatenone
1940-03-0411.1211600Moderatenone
1940-03-1511.4512200Moderatenone
1940-04-0910.7210600Moderatenone
1940-04-209.588350Minornone
1941-07-309.528160Minornone
1942-08-099.498160Minornone
1942-12-309.277780Minornone
1944-01-049.888950Minornone
1944-03-1310.129360Moderatenone
1944-04-259.167590Minornone
1944-11-2897230Minornone
1945-01-0210.29570Moderatenone
1945-07-1910.289780Moderatenone
1945-11-299.377970Minornone
1946-06-0214.5420500Majornone
1946-07-2410.4810200Moderatenone
1948-12-3011.7713200Moderatenone
1950-08-0310.039430Moderatenone
1950-11-2614.9221700Majornone
1951-12-2111.7313000Moderatenone
1952-03-1110.610600Moderatenone
1952-04-2810.7611000Moderatenone
1952-11-229.598690Minornone
1953-01-249.278160Minornone
1955-08-1313.5517300Majornone
1955-08-1922.8449300Majornone
1955-10-159.969430Minornone
1957-12-219.057650Minornone
1958-02-2811.1311700Moderatenone
1958-04-079.097820Minornone
1960-09-1314.3619400Majornone
1961-01-019.799050Minornone
1961-04-139.268160Minornone
1961-07-299.899240Minornone
1962-01-079.829050Minornone
1962-02-269.829050Minornone
1962-03-1210.7911000Moderatenone
1963-03-069.17820Minornone
1964-01-1010.6410700Moderatenone
1965-02-0810.039840Moderatenone
1966-02-131111800Moderatenone
1967-03-0713.0216600Majornone
1968-01-149.318450Minornone
1968-05-299.458720Minornone
1969-07-2910.611000Moderatenone
1969-08-059.568920Minornone
1969-12-119.488770Minornone
1970-04-0210.811400Moderatenone
1971-02-089.839440Minornone
1971-02-1410.9411700Moderatenone
1971-08-2814.821200Majornone
1971-09-1414.3219900Majornone
1971-10-109.678150Minornone
1972-06-229.958600Minornone
1972-07-139.668140Minornone
1972-11-0915.0119800Majornone
1972-11-1110.59450Moderatenone
1973-01-299.087280Minornone
1973-02-0310.9810500Moderatenone
1973-06-3018.9933000Majornone
1973-08-0211.311100Moderatenone
1973-12-2113.3615700Majornone
1973-12-2710.269150Moderatenone
1974-08-029.768300Minornone
1974-12-169.848420Minornone
1975-03-2011.311100Moderatenone
1975-07-1312.7514200Majornone
1977-04-059.067210Minornone
1977-12-189.818380Minornone
1977-12-219.277520Minornone
1978-01-2613.0514900Majornone
1979-01-089.047180Minornone
1979-01-2111.8412200Moderatenone
1979-01-2513.6416400Majornone
1979-02-2511.1110700Moderatenone
1979-02-2612.0612600Majornone
1979-09-2210.118880Moderatenone
1981-05-129.517900Minornone
1982-01-0410.279170Moderatenone
1982-02-039.559510Minornone
1982-03-039.558050Minornone
1983-04-109.387790Minornone
1984-04-0510.9310300Moderatenone
1985-09-2711.6611600Moderatenone
1986-01-269.558130Minornone
1987-07-0211.411100Moderatenone
1988-09-219.518070Minornone
1989-05-3011.5311400Moderatenone
1990-05-3010.028830Moderatenone
1992-06-0611.8613600Moderatenone
1993-08-1714.3416800Majornone
1994-01-2813.6315200Majornone
1995-03-099.096320MinorF2
1995-11-129.977400Minornone
1996-01-1914.9917300Majornone
1996-01-2710.257950Moderatenone
1996-06-1212.311400Majornone
1996-10-1915.8619600Majornone
1998-04-029.757230Minornone
1999-03-2210.388100Moderatenone
1999-09-1721.9144400Majornone
2000-07-3011.8910600Moderatenone
2000-12-179.937480Minornone
2001-06-1716.8722600Majornone
2003-02-239.487380Minornone
2003-06-049.196560Minornone
2003-10-299.316700Minornone
2003-11-2096330Minornone
2003-12-1114.0414900Majornone
2004-02-069.767270Minornone
2004-09-2915.2119900Majornone
2005-01-149.827820Minornone
2005-04-0312.8714000Majornone
2005-10-0911.7411500Moderatenone
2005-12-169.357300Minornone
2006-06-2813.8716300Majornone
2006-07-229.16930Minornone
2006-09-0210.979940Moderatenone
2006-11-0811.3710700Moderatenone
2007-03-029.467470Minornone
2007-04-1614.6818400Majornone
2007-04-2711.9611900Moderatenone
2007-10-279.497510Minornone
2008-02-139.938200Minornone
2008-03-0810.288760Moderatenone
2008-06-059.577640Minornone
2008-12-1310.86-9999Moderatenone
2009-06-1411.911800Moderatenone
2009-08-0212.1612400Majornone
2009-10-2596780Minornone
2009-12-0910.078420Moderatenone
2009-12-27-9999-9999Missingnone
2010-01-2510.459040Moderatenone
2010-03-1412.8513900Majornone
2010-03-309.287190Minornone
2010-10-0110.489090moderatenone
2011-03-079.717850Minornone
2011-03-119.517540Minornone
2011-04-1712.1312300Majornone
2011-08-2819.5623100Majornone
2011-09-0610.278390Moderatenone
2011-09-0710.78950Moderatenone
2011-09-0818.0920400Majornone
2011-11-239.497390Minornone
2011-12-0810.648870Moderatenone
2012-12-2110.098150Moderatenone
2013-06-0811.5910200Moderatenone
2013-06-119.67530Minornone
2014-05-0114.6414700Majornone



Codes and description

C1|Crest information during this period may be incomplete and therefore was not used in frequency calculations. Some of the floods are based on current flood stage and nearby gage information.
C2|Crest information during this period 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: 07:31 AM Dec 19, 2014