Penns Creek at Penns Creek, Union County PA (PNCP1)
Gage Location: Union County, PennsylvaniaSite Location: Snyder County, Pennsylvania
Latitude: 40.867Longitude: -77.049Elevation: 506.72 ft. MSLDrainage Area: 301 Sq. Mi.
Minor Stage: 8 ft. Moderate Stage: 10 ft.Major Stage: 12 ft.
First Flood: 1933-08-24Last Flood: 2014-05-17 Crest: 9.87 ft.Datum change: 1930-02-01Number of Floods: 74

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Date of FloodCrest(ft)Streamflow(cfs)CategoryCode
1933-08-241111800Moderatenone
1934-03-058.325750Minornone
1934-09-161319800Majornone
1934-12-018.526010Minornone
1936-03-1110.911500Moderatenone
1936-03-1812.1215700Majornone
1937-11-139.167140Minornone
1940-03-3111.6113600Moderatenone
1942-05-2310.148710Moderatenone
1942-12-309.267310Minornone
1945-11-298.686340Minornone
1946-05-279.798170Minornone
1950-03-298.536340Minornone
1950-11-2511.6213700Moderatenone
1950-12-0485640Minornone
1950-12-088.175920Minornone
1951-03-318.926930Minornone
1952-03-119.297540Minornone
1953-05-268.366200Minornone
1954-03-029.027080Minornone
1955-10-159.37540Minornone
1956-11-029.888510Minornone
1959-01-228.566480Minornone
1961-02-268.125780Minornone
1962-02-288.43620MinorC7
1964-03-119.077180Minornone
1966-02-148.564100MinorC5
1970-04-038.36060Minornone
1972-03-0310.159480Moderatenone
1972-06-2314.8534600Majornone
1973-02-028.026260Minornone
1975-02-258.67190Minornone
1975-09-269.118060Minornone
1976-10-099.18040Minornone
1977-11-088.817550Minornone
1978-01-098.226520Minornone
1979-01-259.768610Minornone
1979-02-2613-9999Majornone
1979-03-068.957210Minornone
1979-09-039.257710Minornone
1979-09-069.047360Minornone
1981-02-119.61-9999Minornone
1981-02-249.187590Minornone
1983-12-138.085830Minornone
1984-02-1511.7313300Moderatenone
1984-06-188.837010Minornone
1986-03-158.897110Minornone
1988-05-198.616540Minornone
1989-07-208.476320Minornone
1993-03-319.017200Minornone
1993-04-019.377820Minornone
1993-04-178.065680Minornone
1993-11-289.477980Minornone
1995-01-208.265990Minornone
1996-01-1913.7425300Majornone
1996-01-278.245960Minornone
1996-10-208.055720Minornone
1996-12-028.416220Minornone
1998-01-088.756770Minornone
1999-01-249.187490Minornone
2003-09-238.446270Minornone
2003-12-118.236000Minornone
2004-09-1812.2716000Majornone
2005-11-308.245970Minornone
2006-09-028.316070Minornone
2007-03-038.997170Minornone
2008-03-0510.329590Moderatenone
2010-01-258.436250Minornone
2010-03-148.927050Minornone
2010-12-019.738470Minornone
2011-03-1110.069320Moderatenone
2011-04-168.065720Minornone
2011-09-088.887000Minornone
2014-05-169.878730Minornone



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