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Monongahela Riverat Grays Landing L&D, PA (Gauge GYLP1)
Observation History | Stage Impacts/Record Events
Stages:
Normal
Action
Flood
Moderate Flood
Major Flood
River Stage Data for Gauge GYLP1
Normal Stage: 13.54 ft
(impacts and historical events)
Action Stages:
15': Action
21': Flood
25': Moderate Flood
27': Major Flood
Gauge GYLP1 History chart | graph
Stage Date CST Stage ft
CURRENT 01/09/2009 08:00 pm 13.54
  01/09/2009 07:00 pm 13.56
  01/09/2009 06:00 pm 13.58
  01/09/2009 05:00 pm 13.62
  01/09/2009 04:00 pm 13.68
  01/09/2009 03:00 pm 13.79
  01/09/2009 02:00 pm 13.89
  01/09/2009 01:00 pm 13.92
  01/09/2009 12:00 pm 13.92
  01/09/2009 11:00 am 13.92
  01/09/2009 10:00 am 13.92
  01/09/2009 09:00 am 13.92
  01/09/2009 08:00 am 14.00
  01/09/2009 07:00 am 14.06
  01/09/2009 06:00 am 14.11
  01/09/2009 05:00 am 14.16
  01/09/2009 04:00 am 14.25
  01/09/2009 03:00 am 14.40
  01/09/2009 02:00 am 14.52
  01/09/2009 01:00 am 14.69
  01/09/2009 12:00 am 14.76
  01/08/2009 11:00 pm 14.85
  01/08/2009 10:00 pm 14.96
  01/08/2009 09:00 pm 15.09
  01/08/2009 08:00 pm 15.19
  01/08/2009 07:00 pm 15.31
  01/08/2009 06:00 pm 15.41
  01/08/2009 05:00 pm 15.45
  01/08/2009 04:00 pm 15.51
  01/08/2009 03:00 pm 15.65
  01/08/2009 02:00 pm 15.81
Flood Impacts and Historical Events
Stage Impacts
25.0STATE ROUTE 2033 AND TOWNSHIP ROAD 468 IN THE TOWN OF GLASSWORKS FLOODS.
24.0Lock walls overtopped.
21.0Navigation suspended, lock out of service.
20.0WATER RISES TO NEAR THE DECK OF SR3003 BRIDGE.
Historical Crests Record Lows
1) 36.00 ft on 07/01/1888
2) 28.40 ft on 03/18/1936
3) 25.80 ft on 01/20/1996
4) 24.50 ft on 02/19/2000
6) 21.37 ft on 12/14/2007
7) 20.70 ft on 03/21/2002
8) 19.34 ft on 03/07/2004
9) 19.31 ft on 04/16/2007
10) 19.00 ft on 02/23/2003
1) 0.00 ft on 01/01/1980

Data provided by NOAA Advanced Hydrologic Prediction Service

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