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Allegheny River at Sharpsburg Lock and Dam

Critical Stages
16.3' - Action
21' - Flood
22' - Moderate
23' - Major

Latest Observation

Updated: 2:30 PM EST 12/16/25

Status: No Flooding

Stage: 10.36 ft

Flow: 5.24 kcfs

Forecast

TimeStage (ft)Flow (kcfs)
7 PM 12/16 10.4 5.5
1 AM 12/17 10.4 5.5
7 AM 12/17 10.4 5.5
1 PM 12/17 10.4 5.5
7 PM 12/17 10.4 5.5
1 AM 12/18 10.4 5.5
7 AM 12/18 10.4 5.5
1 PM 12/18 10.4 5.5
7 PM 12/18 10.4 5.5
1 AM 12/19 10.4 5.5
7 AM 12/19 10.4 5.5
1 PM 12/19 10.5 6.21
7 PM 12/19 10.5 6.21
1 AM 12/20 10.5 6.21
7 AM 12/20 10.6 7
1 PM 12/20 10.6 7
7 PM 12/20 10.6 7
1 AM 12/21 10.6 7
7 AM 12/21 10.7 7.72
TimeStage (ft)Flow (kcfs)
3:30 PM 12/16 10.35 5.18
3:15 PM 12/16 10.37 5.3
3:00 PM 12/16 10.35 5.18
2:45 PM 12/16 10.35 5.18
2:30 PM 12/16 10.36 5.24
2:15 PM 12/16 10.34 5.11
2:00 PM 12/16 10.36 5.24
1:45 PM 12/16 10.38 5.37
11:15 AM 12/16 10.4 5.5
11:00 AM 12/16 10.39 5.43
10:45 AM 12/16 10.38 5.37
10:30 AM 12/16 10.41 5.57
10:15 AM 12/16 10.41 5.57
10:00 AM 12/16 10.43 5.71
9:45 AM 12/16 10.41 5.57
9:30 AM 12/16 10.46 5.92
9:15 AM 12/16 10.43 5.71
9:00 AM 12/16 10.45 5.85
8:00 AM 12/16 10.46 5.92
7:45 AM 12/16 10.49 6.13
7:15 AM 12/16 10.48 6.06
7:00 AM 12/16 10.49 6.13
6:45 AM 12/16 10.48 6.06
6:30 AM 12/16 10.45 5.85
6:15 AM 12/16 10.48 6.06
6:00 AM 12/16 10.47 5.99
5:45 AM 12/16 10.5 6.21
5:30 AM 12/16 10.48 6.06
5:15 AM 12/16 10.51 6.28
5:00 AM 12/16 10.49 6.13
Hydrograph for Allegheny River at Sharpsburg Lock and Dam
23.1' - 13th Street floods in Sharpsburg.
21.7' - Trumbull Construction Co on 51st Street floods.
21.3' - Flooding begins near the M & M Gas Station on North Main Street in Sharpsburg.
21' - Lock wall overtopped.
19' - Navigation suspended, lock out of service.
DateStage (ft)
Jun 24, 1972 26.9
Jan 20, 1996 22.9
Sep 18, 2004 22.1
Mar 16, 2007 18.5
Mar 24, 2007 16.2

Data provided by the National Weather Service.