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Susquehanna Rivernear Harrisburg, PA (Gauge HARP1)
Observation History | Stage Impacts/Record Events
Stages:
Normal
Action
Flood
Moderate Flood
Major Flood
River Stage Data for Gauge HARP1
Normal Stage: 5.25 ft
(impacts and historical events)
Action Stages:
11': Action
17': Flood
20': Moderate Flood
23': Major Flood
Gauge HARP1 History chart | graph
Stage Date CST Stage ft
CURRENT 01/09/2009 08:00 pm 5.25
  01/09/2009 07:00 pm 5.27
  01/09/2009 06:00 pm 5.27
  01/09/2009 05:00 pm 5.27
  01/09/2009 04:00 pm 5.27
  01/09/2009 03:00 pm 5.28
  01/09/2009 02:00 pm 5.29
  01/09/2009 01:00 pm 5.29
  01/09/2009 12:00 pm 5.29
  01/09/2009 11:00 am 5.28
  01/09/2009 10:00 am 5.27
  01/09/2009 09:00 am 5.31
  01/09/2009 08:00 am 5.32
  01/09/2009 07:02 am 5.33
  01/09/2009 05:00 am 5.31
  01/09/2009 04:00 am 5.31
  01/09/2009 03:00 am 5.31
  01/09/2009 02:00 am 5.31
  01/09/2009 01:00 am 5.31
  01/09/2009 12:00 am 5.31
  01/08/2009 11:00 pm 5.31
  01/08/2009 10:00 pm 5.30
  01/08/2009 09:00 pm 5.29
  01/08/2009 08:00 pm 5.29
  01/08/2009 07:00 pm 5.28
  01/08/2009 06:00 pm 5.27
  01/08/2009 05:00 pm 5.25
  01/08/2009 04:00 pm 5.25
  01/08/2009 03:00 pm 5.24
  01/08/2009 02:00 pm 5.23
  01/08/2009 01:00 pm 5.22
Flood Impacts and Historical Events
Stage Impacts
32.0Widespread flooding occurs on both banks. The square and central business district in Harrisburg begin to be affected.
30.0Widespread flooding occurs on both banks.
28.0Widespread flooding occurs in the residential sections of Front and Second Streets and in the Shipoke area of Harrisburg.
26.0Green and Vaughn Streets flood.
24.0The residential section of Front and Second Streets in Harrisburg flood at this level. Cameron Street in Harrisburg floods due to backwater from Paxton Creek.
23.0Evacuations are necessary in the Shipoke area of Harrisburg. The water level reaches the corner of Keller and Front Streets.
21.0Homes on both banks are affected by high water. This is the approximate level of Routes 11 and 15...upstream of the Market Street Bridge.
19.0A number of homes in West Fairview...Dauphin...and Harrisburg flood.
17.0Basements of residences and businesses on both banks flood. The parking lot on City Island begins to take on water.
15.0The recreation area of City Island is evacuated. River interests are encouraged to monitor conditions.
13.0The recreation area on City Island is evacuated. River interests are encouraged to monitor conditions.
11.0Recreational use of City Island begins to be curtailed. River interests are encouraged to monitor conditions.
Historical Crests Record Lows
1) 32.57 ft on 06/24/1972
2) 29.23 ft on 03/19/1936
3) 26.80 ft on 06/02/1889
4) 25.70 ft on 05/22/1894
5) 25.08 ft on 01/20/1996
6) 24.66 ft on 01/21/1996
7) 24.40 ft on 09/19/2004
8) 23.81 ft on 09/27/1975
9) 21.80 ft on 05/29/1946
10) 21.51 ft on 03/12/1964
1) 1.80 ft on 09/13/1964
2) 2.50 ft on 11/29/1930
2) 2.50 ft on 09/25/1963
4) 2.60 ft on 09/28/1959
5) 2.70 ft on 11/06/1964

Data provided by NOAA Advanced Hydrologic Prediction Service

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