Jordan Creek at Allentown, Lehigh County PA (ALNP1)
Gage Location: Lehigh County, PennsylvaniaSite Location: Lehigh County, Pennsylvania
Latitude: 40.6231Longitude: -75.4828Elevation: 259.82 ft. MSLDrainage Area: 76 Sq. Mi.
Minor Stage: 8 ft. Moderate Stage: 10 ft.Major Stage: 12 ft.
First Flood: 1955-08-19Last Flood: 1996-10-19 Crest: 8.01 ft.Datum change: 1944-10-01Number of Floods: 4

Click on table headers to sort
Height Above Flood Stage for Entire Period of Record
Height Above FSTotal OccurencePercent of Crest OccurrenceCumulative Total Flood OccurrencePercent of Floods above Listed Value
8 ft to 9 ft250.08 ft or above 4100.0
9 ft to 10 ft00.09 ft or above 250.0
10 ft to 11 ft125.010 ft or above 250.0
11 ft to 12 ft125.011 ft or above 125.0
Height Above Flood Stage After Datum Change
Height Above FSTotal OccurencePercent of Crest OccurrenceCumulative Total Flood OccurrencePercent of Floods above Listed Value
8 ft to 9 ft250.08 ft or above 4100.0
9 ft to 10 ft00.09 ft or above 250.0
10 ft to 11 ft125.010 ft or above 250.0
11 ft to 12 ft125.011 ft or above 125.0