Allegheny River at Kittanning Lock and Dam
Pennsylvania — Water Level & Flood Stage
Located in Armstrong County, Pennsylvania on the Allegheny River. Live water level data from USGS gauge 03036500, updated every 15 minutes.
Current Water Level
Gage Height
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Streamflow
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Last Reading
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Flood Stages
Major Flood
23 ft
Moderate Flood
22 ft
Minor Flood
21 ft
Action Stage
17 ft
84,250 cfs
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
What Floods at Each Level
28.6 ft
Water overtops flood wall from near Chestnut Street to Ewing Street above the dam.
24.8 ft
County Health Center on South McKean Street floods.
21.2 ft
South Water Street, Mulberry Street and Arch Street flood.
19.6 ft
Lock walls overtopped.
17 ft
Navigation suspended, lock out of service.
Impact statements from the National Weather Service, describing what typically happens at each water level.
7-Day Water Level Chart
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Historic Crests
| Date | Stage | Flow |
|---|---|---|
| Mar 25, 1913 | 30.7 ft | — |
| Mar 25, 1913 | 30.7 ft | — |
| Mar 9, 1964 | 24.8 ft | — |
| Mar 9, 1964 | 24.8 ft | — |
| Jan 21, 1959 | 24.6 ft | — |
About This Gauge
USGS Site
NWS LID
KTTP1
River
Allegheny River
County
Armstrong, PA
Coordinates
40.8203°N, 79.5317°W
Get Flood Alerts for Allegheny River
StormCast monitors this gauge and sends a push notification to your phone when the water level crosses into a new flood category — even at 3 AM.
Frequently Asked Questions
What is the current water level of Allegheny River at Kittanning Lock and Dam?
The Allegheny River at Kittanning Lock and Dam gauge is maintained by USGS (site 03036500) and reports water levels every 15 minutes. Visit this page to see the latest reading updated live, or download StormCast to get push alerts when levels rise.
What is flood stage for Allegheny River at Kittanning Lock and Dam?
The NWS-defined flood stage for Allegheny River at Kittanning Lock and Dam is 21 feet. Action stage begins at 17 feet. Moderate flooding starts at 22 feet, and major flooding at 23 feet.
How do I get alerts when Allegheny River rises?
Download StormCast free on Google Play, go to River Gauges, and add Allegheny River at Kittanning Lock and Dam to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category — even when your screen is off.
Where is the Allegheny River at Kittanning Lock and Dam gauge located?
The gauge is located in Armstrong County, Pennsylvania at coordinates 40.8203°N, 79.5317°W. USGS site number: 03036500. Data is provided by the U.S. Geological Survey and the National Weather Service.
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Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey, Observations courtesy of U.S. Army Corps of Engineers
- The above river forecast includes future rainfall/snowmelt. Forecast stages may be different if the actual rainfall/snowmelt is different than the forecast rainfall/snowmelt.
- Stage may be affected by ice.