Lehigh River at Walnutport, Northampton County PA (WNTP1)
Gage Location: Northampton County, PennsylvaniaSite Location: Northampton County, Pennsylvania
Latitude: 40.757Longitude: -75.603Elevation: 350.27 ft. MSLDrainage Area: 889 Sq. Mi.
Minor Stage: 8 ft. Moderate Stage: 12 ft.Major Stage: 16 ft.
First Flood: 1942-05-23Last Flood: 2011-09-07 Crest: 8.01 ft.Datum change: 1946-10-01Number of Floods: 47

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MINOR FLOODS
Date of FloodCrest(ft)
1947-07-088.35
1948-12-308.19
1950-11-2511.26
1952-03-119.42
1952-07-109.15
1952-11-2210.97
1952-12-1110.2
1955-10-169.21
1957-12-2111.35
1965-02-088.08
1969-08-029.53
1970-02-039.36
1970-04-028.89
1972-06-2311.65
1973-06-299.24
1973-12-218.4
1976-01-278.7
1978-01-098.77
1979-01-259.74
1979-02-2410.88
1981-02-118.23
1983-04-1611.28
1983-12-149.16
1985-09-279.59
1986-03-158.69
1987-09-1310.56
1989-05-069.84
1990-05-178.39
1993-04-028.03
1993-04-119.49
1993-11-289.39
1996-12-029.47
2003-06-218.02
2003-09-238.4
2005-04-0310.49
2006-06-268.32
2008-03-058.99
2010-10-019.11
2010-12-018.26
2011-09-078.01
MODERATE FLOODS
Date of FloodCrest(ft)
1950-12-0412.66
1996-01-1912.32
2004-09-1812.3
2006-06-2812.49
2011-03-1112.72
MAJOR FLOODS
Date of FloodCrest(ft)
1942-05-2320.6
1955-08-1917.68
MISSING
Date of FloodCrest(ft)



Categorical Floods by Month
MonthMinor
After
Datum
Minor
Total
Moderate
After
Datum
Moderate
Total
Major
After
Datum
Major
Total
Missing
After
Datum
Missing
Total
January33110000
February44000000
March33110000
April55000000
May22000100
June44110000
July22000000
August11001100
September44110000
October22000000
November33000000
December77110000


Categorical Floods by Season
SeasonMinorModerateMajorMissing
Fall9100
Winter14200
Spring10110
Summer7110