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This probabilistic forecast is issued by the Ohio River Forecast Center.
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About this graph
Forecasts for the Shenango River at New Castle are issued as needed during times of high water, but are not routinely available.
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Zoom Level:17
Flood Categories (in feet)
Major Flood Stage: 23
Moderate Flood Stage: 21
Flood Stage: 19
Action Stage: 15.9
Low Stage (in feet): -9999

Historic Crests
(1) 20.60 ft on 01/22/1959
(2) 17.60 ft on 10/17/1954
(3) 17.50 ft on 07/17/1958
(4) 17.00 ft on 05/28/1946
(5) 17.00 ft on 01/28/1952
(6) 16.80 ft on 02/11/1959
(7) 16.80 ft on 02/11/1959
(8) 16.70 ft on 12/31/1942
(9) 16.00 ft on 03/11/1064
(10) 16.00 ft on 03/11/1964
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 16.00 ft on 03/11/1964
(2) 15.80 ft on 03/07/1964
(3) 15.00 ft on 04/01/1960
(4) 16.80 ft on 02/11/1959
(5) 16.80 ft on 02/11/1959
(6) 20.60 ft on 01/22/1959
(7) 17.50 ft on 07/17/1958
(8) 17.60 ft on 10/17/1954
(9) 17.00 ft on 01/28/1952
(10) 17.00 ft on 05/28/1946
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 3.70 ft on 12/05/1962
KML Image
Gauge LocationGauge Map Marker
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
22.7 Flood waters reach railroad tracks on right downstream bank across the river from the water company.
20.6 Hundreds of homes and businesses flooded in New Castle. This is the flood of record.
19.5 Water company out of operation unless sandbags have been installed.
18.6 Water reaches the floor level at Water Company Pumping Station.
18.25 Water reaches the gage house tabletop. Gage out of service.
18 Basements are flooded in low lying areas of New Castle.
(1) View of New Castle Gage House on the Shenango River
(2) View of the Electric Tape River gage near New Castle
(3) View of the Sutron DCP Gage system at the river gage site near New Castle
(4) View from the gage house upstream from the left downstream bank.
(5) View from the gage house Downstream from the left downstream bank.
(6) View of Water Treatment Plant Buildings along Shenango River near gage.

Other Real-time and/or Archive Data Sources:

Additional Information Collapse
Potential River Levels - Used to
Potential River Levels
Used to Estimate the Chance of Flooding and the Range of Possible River Levels
10 Day (HEFS) 7 Day (NAEFS) 7 Day (GEFS)
HEFS Ensemble NAEFS Ensemble GEFS Ensemble

Note: Use the official hydrograph at the top of this web page for river levels within the next 72 hours.

Collaborative Agencies Collapse
The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
National Weather Service
Pittsburgh Weather Forecast Office
192 Shafer Road
Moon Township, PA 15108
(412) 262-1591
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Page last modified: 2-Nov-2020 7:30 PM
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