Lehigh River at Bethlehem, Lehigh County PA (BETP1)
Gage Location: Lehigh County, PennsylvaniaSite Location: Lehigh/Northampton County, Pennsylvania
Latitude: 40.615Longitude: -75.379Elevation: 210.9 ft. MSLDrainage Area: 1279 Sq. Mi.
Minor Stage: 16 ft. Moderate Stage: 20 ft.Major Stage: 22 ft.
First Flood: 1902-02-28Last Flood: 2011-03-11 Crest: 17.17 ft.Datum change: 1963-10-01Number of Floods: 15

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Year
Before Datum Change
Number of Floods
19021
19030
19040
19050
19060
19070
19080
19090
19100
19110
19120
19130
19140
19150
19160
19170
19180
19190
19200
19210
19220
19230
19241
19250
19261
19270
19280
19290
19300
19310
19320
19331
19340
19351
19361
19370
19380
19390
19400
19410
19421
19430
19440
19450
19460
19470
19480
19490
19500
19510
19520
19530
19540
19551
19560
19570
19580
19590
19600
19610
19620
Year
After Datum Change
Number of Floods
19630
19640
19650
19660
19670
19680
19690
19700
19710
19721
19730
19740
19750
19760
19770
19780
19791
19800
19810
19820
19830
19840
19850
19860
19870
19880
19890
19900
19910
19920
19930
19940
19950
19961
19970
19980
19990
20000
20010
20020
20030
20041
20051
20061
20070
20080
20090
20100
20111
20120
20130
20140