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Potomac Riverat Hancock, MD (Gauge HNKM2)
Observation History | Stage Impacts/Record Events
Stages:
Normal
Action
Flood
Moderate Flood
Major Flood
River Stage Data for Gauge HNKM2
Normal Stage: 9.19 ft
Impacts: the river is at hazardous levels for recreational use.
(more impacts and historical events)
Action Stages:
24': Action
30': Flood
33': Moderate Flood
35': Major Flood
Gauge HNKM2 History chart | graph
Stage Date CST Stage ft
CURRENT 01/09/2009 08:15 pm 9.19
  01/09/2009 07:15 pm 9.27
  01/09/2009 06:15 pm 9.34
  01/09/2009 05:15 pm 9.41
  01/09/2009 04:15 pm 9.49
  01/09/2009 03:15 pm 9.57
  01/09/2009 02:15 pm 9.65
  01/09/2009 01:15 pm 9.73
  01/09/2009 12:15 pm 9.81
  01/09/2009 11:15 am 9.90
  01/09/2009 10:15 am 10.00
  01/09/2009 09:15 am 10.07
  01/09/2009 08:15 am 10.17
  01/09/2009 07:15 am 10.24
  01/09/2009 06:15 am 10.32
  01/09/2009 05:15 am 10.40
  01/09/2009 04:15 am 10.46
  01/09/2009 03:15 am 10.51
  01/09/2009 02:15 am 10.54
  01/09/2009 01:15 am 10.55
  01/09/2009 12:15 am 10.54
  01/08/2009 11:15 pm 10.52
  01/08/2009 10:15 pm 10.48
  01/08/2009 09:15 pm 10.43
  01/08/2009 08:15 pm 10.35
  01/08/2009 07:15 pm 10.24
  01/08/2009 06:15 pm 10.09
  01/08/2009 05:15 pm 9.80
  01/08/2009 04:15 pm 9.55
  01/08/2009 03:15 pm 9.33
  01/08/2009 02:15 pm 9.08
Flood Impacts and Historical Events
Stage Impacts
56.0water approaches the highest point on Main Street.
46.0water floods the Railroad Depot.
45.0water isolates the town of Hancock.
40.0water floods 25 to 30 homes along the West Virginia side of the river just downstream from Hancock.
35.0water inundates 20 to 30 homes and 5 or more businesses in the west end of town.
33.0water floods low spots on east Main Street.
31.0water begins to flood low spots of west Main Street.
30.0water begins to inundate some homes and businesses in the town of Hancock.
28.0water begins to inundate some yards on the west end of town.
25.0water begins to inundate low points of the old B&O Railroad tracks on the West Virginia side of the river.
24.0water begins to overflow into low lying areas.
7.0the river is at hazardous levels for recreational use.
Historical Crests Record Lows
1) 47.60 ft on 03/18/1936
2) 41.20 ft on 11/06/1985
3) 40.00 ft on 06/01/1889
4) 36.63 ft on 10/16/1942
5) 36.26 ft on 01/20/1996
6) 35.81 ft on 09/08/1996
7) 35.70 ft on 04/27/1937
8) 35.00 ft on 05/13/1924
9) 34.00 ft on 05/01/1889
10) 32.40 ft on 03/30/1924
1) 2.00 ft on 10/04/1932
2) 2.10 ft on 09/12/1966

Data provided by NOAA Advanced Hydrologic Prediction Service

Created with HAMweather 4 Alpha 3
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