West Branch Susquehanna River at Milton, Union County PA (ILTP1)
Gage Location: Union County, Pennsylvania Site Location: Northumberland County, Pennsylvania
Latitude: 41.082Longitude: -76.864Elevation: 434 ft. MSLDrainage Area: 6632 Sq. Mi.
Minor Stage: 19 ft. Moderate Stage: 22 ft.Major Stage: 25 ft.
First Flood: 1817-08-09Last Flood: 2011-09-08 Crest: 26.6 ft.Datum change: 1994-11-01Number of Floods: 35

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Height Above Flood Stage for Entire Period of Record
Height Above FSTotal OccurencePercent of Crest OccurrenceCumulative Total Flood OccurrencePercent of Floods above Listed Value
19 ft to 20 ft412.119 ft or above 33100.0
20 ft to 21 ft721.220 ft or above 2987.9
21 ft to 22 ft618.221 ft or above 2266.7
22 ft to 23 ft412.122 ft or above 1648.5
23 ft to 24 ft00.023 ft or above 1236.4
24 ft to 25 ft00.024 ft or above 1236.4
25 ft to 26 ft26.125 ft or above 1236.4
26 ft to 27 ft13.026 ft or above 1030.3
27 ft to 28 ft26.127 ft or above 927.3
28 ft to 29 ft26.128 ft or above 721.2
29 ft to 30 ft13.029 ft or above 515.2
30 ft to 31 ft13.030 ft or above 412.1
31 ft to 32 ft13.031 ft or above 39.1
32 ft to 33 ft00.032 ft or above 26.1
33 ft to 34 ft00.033 ft or above 26.1
34 ft to 35 ft26.134 ft or above 26.1
Height Above Flood Stage After Datum Change
Height Above FSTotal OccurencePercent of Crest OccurrenceCumulative Total Flood OccurrencePercent of Floods above Listed Value
19 ft to 20 ft00.019 ft or above 9100.0
20 ft to 21 ft333.320 ft or above 9100.0
21 ft to 22 ft222.221 ft or above 666.7
22 ft to 23 ft111.122 ft or above 444.4
23 ft to 24 ft00.023 ft or above 333.3
24 ft to 25 ft00.024 ft or above 333.3
25 ft to 26 ft00.025 ft or above 333.3
26 ft to 27 ft111.126 ft or above 333.3
27 ft to 28 ft222.227 ft or above 222.2
28 ft to 29 ft00.028 ft or above 00.0
29 ft to 30 ft00.029 ft or above 00.0
30 ft to 31 ft00.030 ft or above 00.0
31 ft to 32 ft00.031 ft or above 00.0
32 ft to 33 ft00.032 ft or above 00.0
33 ft to 34 ft00.033 ft or above 00.0
34 ft to 35 ft00.034 ft or above 00.0