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Hydrograph River at a Glance Download
Susquehanna River at Sunbury Stage (ft)Flow (kcfs)Observed: 9.18 ft at 3:15PM Dec 16, 2014Observed: 9.18 ft at 3:30PM Dec 16, 2014Observed: 9.18 ft at 3:31PM Dec 16, 2014Observed: 9.18 ft at 3:45PM Dec 16, 2014Observed: 9.18 ft at 4:00PM Dec 16, 2014Observed: 9.18 ft at 4:15PM Dec 16, 2014Observed: 9.18 ft at 4:30PM Dec 16, 2014Observed: 9.18 ft at 4:45PM Dec 16, 2014Observed: 9.18 ft at 5:00PM Dec 16, 2014Observed: 9.18 ft at 5:15PM Dec 16, 2014Observed: 9.18 ft at 5:30PM Dec 16, 2014Observed: 9.18 ft at 5:45PM Dec 16, 2014Observed: 9.17 ft at 6:00PM Dec 16, 2014Observed: 9.17 ft at 6:15PM Dec 16, 2014Observed: 9.17 ft at 6:30PM Dec 16, 2014Observed: 9.17 ft at 6:45PM Dec 16, 2014Observed: 9.17 ft at 7:00PM Dec 16, 2014Observed: 9.17 ft at 7:15PM Dec 16, 2014Observed: 9.17 ft at 7:30PM Dec 16, 2014Observed: 9.17 ft at 7:45PM Dec 16, 2014Observed: 9.17 ft at 8:00PM Dec 16, 2014Observed: 9.17 ft at 8:15PM Dec 16, 2014Observed: 9.17 ft at 8:30PM Dec 16, 2014Observed: 9.17 ft at 8:45PM Dec 16, 2014Observed: 9.17 ft at 9:00PM Dec 16, 2014Observed: 9.17 ft at 9:15PM Dec 16, 2014Observed: 9.17 ft at 9:30PM Dec 16, 2014Observed: 9.17 ft at 9:45PM Dec 16, 2014Observed: 9.17 ft at 10:00PM Dec 16, 2014Observed: 9.17 ft at 10:15PM Dec 16, 2014Observed: 9.17 ft at 10:30PM Dec 16, 2014Observed: 9.17 ft at 10:45PM Dec 16, 2014Observed: 9.17 ft at 11:00PM Dec 16, 2014Observed: 9.17 ft at 11:15PM Dec 16, 2014Observed: 9.17 ft at 11:30PM Dec 16, 2014Observed: 9.17 ft at 11:45PM Dec 16, 2014Observed: 9.17 ft at 12:00AM Dec 17, 2014Observed: 9.17 ft at 12:15AM Dec 17, 2014Observed: 9.17 ft at 12:30AM Dec 17, 2014Observed: 9.17 ft at 12:45AM Dec 17, 2014Observed: 9.17 ft at 1:00AM Dec 17, 2014Observed: 9.17 ft at 1:15AM Dec 17, 2014Observed: 9.17 ft at 1:30AM Dec 17, 2014Observed: 9.17 ft at 1:45AM Dec 17, 2014Observed: 9.17 ft at 2:00AM Dec 17, 2014Observed: 9.17 ft at 2:15AM Dec 17, 2014Observed: 9.17 ft at 2:30AM Dec 17, 2014Observed: 9.17 ft at 2:45AM Dec 17, 2014Observed: 9.17 ft at 3:00AM Dec 17, 2014Observed: 9.17 ft at 3:15AM Dec 17, 2014Observed: 9.17 ft at 3:30AM Dec 17, 2014Observed: 9.17 ft at 3:45AM Dec 17, 2014Observed: 9.17 ft at 4:00AM Dec 17, 2014Observed: 9.17 ft at 4:15AM Dec 17, 2014Observed: 9.18 ft at 4:30AM Dec 17, 2014Observed: 9.18 ft at 4:45AM Dec 17, 2014Observed: 9.18 ft at 5:00AM Dec 17, 2014Observed: 9.18 ft at 5:15AM Dec 17, 2014Observed: 9.18 ft at 5:30AM Dec 17, 2014Observed: 9.18 ft at 5:45AM Dec 17, 2014Observed: 9.18 ft at 6:00AM Dec 17, 2014Observed: 9.18 ft at 6:15AM Dec 17, 2014Observed: 9.18 ft at 6:30AM Dec 17, 2014Observed: 9.18 ft at 6:45AM Dec 17, 2014Observed: 9.18 ft at 7:00AM Dec 17, 2014Observed: 9.19 ft at 7:15AM Dec 17, 2014Observed: 9.19 ft at 7:30AM Dec 17, 2014Observed: 9.19 ft at 7:45AM Dec 17, 2014Observed: 9.19 ft at 8:00AM Dec 17, 2014Observed: 9.19 ft at 8:15AM Dec 17, 2014Observed: 9.19 ft at 8:30AM Dec 17, 2014Observed: 9.19 ft at 8:45AM Dec 17, 2014Observed: 9.19 ft at 9:00AM Dec 17, 2014Observed: 9.2 ft at 9:15AM Dec 17, 2014Observed: 9.2 ft at 9:30AM Dec 17, 2014Observed: 9.2 ft at 9:45AM Dec 17, 2014Observed: 9.2 ft at 10:00AM Dec 17, 2014Observed: 9.2 ft at 10:15AM Dec 17, 2014Observed: 9.2 ft at 10:30AM Dec 17, 2014Observed: 9.2 ft at 10:45AM Dec 17, 2014Observed: 9.2 ft at 11:00AM Dec 17, 2014Observed: 9.2 ft at 11:15AM Dec 17, 2014Observed: 9.2 ft at 11:30AM Dec 17, 2014Observed: 9.21 ft at 11:45AM Dec 17, 2014Observed: 9.21 ft at 12:00PM Dec 17, 2014Observed: 9.21 ft at 12:15PM Dec 17, 2014Observed: 9.21 ft at 12:30PM Dec 17, 2014Observed: 9.21 ft at 12:45PM Dec 17, 2014Observed: 9.22 ft at 1:00PM Dec 17, 2014Observed: 9.22 ft at 1:15PM Dec 17, 2014Observed: 9.22 ft at 1:30PM Dec 17, 2014Observed: 9.22 ft at 1:45PM Dec 17, 2014Observed: 9.23 ft at 2:00PM Dec 17, 2014Observed: 9.22 ft at 2:15PM Dec 17, 2014Observed: 9.22 ft at 2:30PM Dec 17, 2014Observed: 9.22 ft at 2:45PM Dec 17, 2014Observed: 9.22 ft at 3:00PM Dec 17, 2014Observed: 9.23 ft at 3:15PM Dec 17, 2014Observed: 9.23 ft at 3:30PM Dec 17, 2014Observed: 9.23 ft at 3:45PM Dec 17, 2014Observed: 9.23 ft at 4:00PM Dec 17, 2014Observed: 9.24 ft at 4:15PM Dec 17, 2014Observed: 9.24 ft at 4:30PM Dec 17, 2014Observed: 9.24 ft at 4:45PM Dec 17, 2014Observed: 9.24 ft at 5:00PM Dec 17, 2014Observed: 9.24 ft at 5:15PM Dec 17, 2014Observed: 9.25 ft at 5:30PM Dec 17, 2014Observed: 9.25 ft at 5:45PM Dec 17, 2014Observed: 9.25 ft at 6:00PM Dec 17, 2014Observed: 9.26 ft at 6:15PM Dec 17, 2014Observed: 9.26 ft at 6:30PM Dec 17, 2014Observed: 9.26 ft at 6:45PM Dec 17, 2014Observed: 9.26 ft at 7:00PM Dec 17, 2014Observed: 9.27 ft at 7:15PM Dec 17, 2014Observed: 9.27 ft at 7:30PM Dec 17, 2014Observed: 9.27 ft at 7:45PM Dec 17, 2014Observed: 9.27 ft at 8:00PM Dec 17, 2014Observed: 9.29 ft at 8:15PM Dec 17, 2014Observed: 9.28 ft at 8:30PM Dec 17, 2014Observed: 9.29 ft at 8:45PM Dec 17, 2014Observed: 9.29 ft at 9:00PM Dec 17, 2014Observed: 9.29 ft at 9:15PM Dec 17, 2014Observed: 9.3 ft at 9:30PM Dec 17, 2014Observed: 9.3 ft at 9:45PM Dec 17, 2014Observed: 9.3 ft at 10:00PM Dec 17, 2014Observed: 9.31 ft at 10:15PM Dec 17, 2014Observed: 9.31 ft at 10:30PM Dec 17, 2014Observed: 9.32 ft at 10:45PM Dec 17, 2014Observed: 9.32 ft at 11:00PM Dec 17, 2014Observed: 9.32 ft at 11:15PM Dec 17, 2014Observed: 9.32 ft at 11:30PM Dec 17, 2014Observed: 9.33 ft at 11:45PM Dec 17, 2014Observed: 9.33 ft at 12:00AM Dec 18, 2014Observed: 9.33 ft at 12:15AM Dec 18, 2014Observed: 9.34 ft at 12:30AM Dec 18, 2014Observed: 9.34 ft at 12:45AM Dec 18, 2014Observed: 9.35 ft at 1:00AM Dec 18, 2014Observed: 9.35 ft at 1:15AM Dec 18, 2014Observed: 9.35 ft at 1:30AM Dec 18, 2014Observed: 9.35 ft at 1:45AM Dec 18, 2014Observed: 9.36 ft at 2:00AM Dec 18, 2014Observed: 9.36 ft at 2:15AM Dec 18, 2014Observed: 9.36 ft at 2:30AM Dec 18, 2014Observed: 9.37 ft at 2:45AM Dec 18, 2014Observed: 9.37 ft at 3:00AM Dec 18, 2014Observed: 9.37 ft at 3:15AM Dec 18, 2014Observed: 9.37 ft at 3:30AM Dec 18, 2014Observed: 9.38 ft at 3:45AM Dec 18, 2014Observed: 9.38 ft at 4:00AM Dec 18, 2014Observed: 9.39 ft at 4:15AM Dec 18, 2014Observed: 9.39 ft at 4:30AM Dec 18, 2014Observed: 9.39 ft at 4:45AM Dec 18, 2014Observed: 9.4 ft at 5:00AM Dec 18, 2014Observed: 9.4 ft at 5:15AM Dec 18, 2014Observed: 9.4 ft at 5:30AM Dec 18, 2014Observed: 9.41 ft at 5:45AM Dec 18, 2014Observed: 9.41 ft at 6:00AM Dec 18, 2014Observed: 9.41 ft at 6:15AM Dec 18, 2014Observed: 9.41 ft at 6:30AM Dec 18, 2014Observed: 9.42 ft at 6:45AM Dec 18, 2014Observed: 9.42 ft at 7:00AM Dec 18, 2014Observed: 9.42 ft at 7:15AM Dec 18, 2014Observed: 9.43 ft at 7:30AM Dec 18, 2014Observed: 9.43 ft at 7:45AM Dec 18, 2014Observed: 9.43 ft at 8:00AM Dec 18, 2014Observed: 9.44 ft at 8:15AM Dec 18, 2014Observed: 9.44 ft at 8:30AM Dec 18, 2014Observed: 9.45 ft at 8:45AM Dec 18, 2014Observed: 9.45 ft at 9:00AM Dec 18, 2014Observed: 9.45 ft at 9:15AM Dec 18, 2014Observed: 9.46 ft at 9:30AM Dec 18, 2014Observed: 9.46 ft at 9:45AM Dec 18, 2014Observed: 9.46 ft at 10:00AM Dec 18, 2014Observed: 9.47 ft at 10:15AM Dec 18, 2014Observed: 9.47 ft at 10:30AM Dec 18, 2014Observed: 9.48 ft at 10:45AM Dec 18, 2014Observed: 9.48 ft at 11:00AM Dec 18, 2014Observed: 9.49 ft at 11:15AM Dec 18, 2014Observed: 9.49 ft at 11:30AM Dec 18, 2014Observed: 9.49 ft at 11:45AM Dec 18, 2014Observed: 9.5 ft at 12:00PM Dec 18, 2014Observed: 9.5 ft at 12:15PM Dec 18, 2014Observed: 9.51 ft at 12:30PM Dec 18, 2014Observed: 9.51 ft at 12:45PM Dec 18, 2014Observed: 9.51 ft at 1:00PM Dec 18, 2014Observed: 9.52 ft at 1:15PM Dec 18, 2014Observed: 9.52 ft at 1:30PM Dec 18, 2014Observed: 9.53 ft at 1:45PM Dec 18, 2014Observed: 9.53 ft at 2:00PM Dec 18, 2014Observed: 9.53 ft at 2:15PM Dec 18, 2014Observed: 9.54 ft at 2:30PM Dec 18, 2014Observed: 9.54 ft at 2:45PM Dec 18, 2014Observed: 9.55 ft at 3:00PM Dec 18, 2014Observed: 9.55 ft at 3:15PM Dec 18, 2014Observed: 9.55 ft at 3:30PM Dec 18, 2014Observed: 9.55 ft at 3:31PM Dec 18, 2014Observed: 9.56 ft at 3:45PM Dec 18, 2014Observed: 9.56 ft at 4:00PM Dec 18, 2014Observed: 9.56 ft at 4:15PM Dec 18, 2014Observed: 9.57 ft at 4:30PM Dec 18, 2014Observed: 9.57 ft at 4:45PM Dec 18, 2014Observed: 9.57 ft at 5:00PM Dec 18, 2014Observed: 9.58 ft at 5:15PM Dec 18, 2014Observed: 9.58 ft at 5:30PM Dec 18, 2014Observed: 9.59 ft at 5:45PM Dec 18, 2014Observed: 9.59 ft at 6:00PM Dec 18, 2014Observed: 9.6 ft at 6:15PM Dec 18, 2014Observed: 9.6 ft at 6:30PM Dec 18, 2014Observed: 9.6 ft at 6:45PM Dec 18, 2014Observed: 9.61 ft at 7:00PM Dec 18, 2014Observed: 9.61 ft at 7:15PM Dec 18, 2014Observed: 9.62 ft at 7:30PM Dec 18, 2014Observed: 9.62 ft at 7:45PM Dec 18, 2014Observed: 9.62 ft at 8:00PM Dec 18, 2014Observed: 9.63 ft at 8:15PM Dec 18, 2014Observed: 9.63 ft at 8:30PM Dec 18, 2014Observed: 9.64 ft at 8:45PM Dec 18, 2014Observed: 9.64 ft at 9:00PM Dec 18, 2014Observed: 9.65 ft at 9:15PM Dec 18, 2014Observed: 9.65 ft at 9:30PM Dec 18, 2014Observed: 9.66 ft at 9:45PM Dec 18, 2014Observed: 9.66 ft at 10:00PM Dec 18, 2014Observed: 9.67 ft at 10:15PM Dec 18, 2014Observed: 9.67 ft at 10:30PM Dec 18, 2014Observed: 9.68 ft at 10:45PM Dec 18, 2014Observed: 9.68 ft at 11:00PM Dec 18, 2014Observed: 9.69 ft at 11:15PM Dec 18, 2014Observed: 9.69 ft at 11:30PM Dec 18, 2014Observed: 9.7 ft at 11:45PM Dec 18, 2014Observed: 9.71 ft at 12:00AM Dec 19, 2014Observed: 9.71 ft at 12:15AM Dec 19, 2014Observed: 9.72 ft at 12:30AM Dec 19, 2014Observed: 9.72 ft at 12:45AM Dec 19, 2014Observed: 9.73 ft at 1:00AM Dec 19, 2014Observed: 9.73 ft at 1:15AM Dec 19, 2014Observed: 9.74 ft at 1:30AM Dec 19, 2014Observed: 9.75 ft at 1:45AM Dec 19, 2014Observed: 9.76 ft at 2:00AM Dec 19, 2014Observed: 9.76 ft at 2:15AM Dec 19, 2014Observed: 9.77 ft at 2:30AM Dec 19, 2014Observed: 9.77 ft at 2:45AM Dec 19, 2014Observed: 9.78 ft at 3:00AM Dec 19, 2014Observed: 9.79 ft at 3:15AM Dec 19, 2014Observed: 9.79 ft at 3:30AM Dec 19, 2014Observed: 9.8 ft at 3:45AM Dec 19, 2014Observed: 9.8 ft at 4:00AM Dec 19, 2014Observed: 9.81 ft at 4:15AM Dec 19, 2014Observed: 9.82 ft at 4:30AM Dec 19, 2014Observed: 9.82 ft at 4:45AM Dec 19, 2014Observed: 9.83 ft at 5:00AM Dec 19, 2014Observed: 9.84 ft at 5:15AM Dec 19, 2014Observed: 9.84 ft at 5:30AM Dec 19, 2014Observed: 9.85 ft at 5:45AM Dec 19, 2014Observed: 9.85 ft at 6:00AM Dec 19, 2014Observed: 9.86 ft at 6:15AM Dec 19, 2014Observed: 9.86 ft at 6:30AM Dec 19, 2014Observed: 9.87 ft at 6:45AM Dec 19, 2014Observed: 9.88 ft at 7:00AM Dec 19, 2014Observed: 9.88 ft at 7:15AM Dec 19, 2014Observed: 9.89 ft at 7:30AM Dec 19, 2014Observed: 9.89 ft at 7:45AM Dec 19, 2014Observed: 9.89 ft at 8:00AM Dec 19, 2014Observed: 9.9 ft at 8:15AM Dec 19, 2014Observed: 9.91 ft at 8:30AM Dec 19, 2014Observed: 9.91 ft at 8:45AM Dec 19, 2014Observed: 9.92 ft at 9:00AM Dec 19, 2014Observed: 9.92 ft at 9:15AM Dec 19, 2014Observed: 9.93 ft at 9:30AM Dec 19, 2014Observed: 9.93 ft at 9:45AM Dec 19, 2014Observed: 9.93 ft at 10:00AM Dec 19, 2014Observed: 9.94 ft at 10:15AM Dec 19, 2014Observed: 9.94 ft at 10:30AM Dec 19, 2014Observed: 9.95 ft at 10:45AM Dec 19, 2014Observed: 9.95 ft at 11:00AM Dec 19, 2014Observed: 9.96 ft at 11:15AM Dec 19, 2014Observed: 9.96 ft at 11:30AM Dec 19, 2014Observed: 9.97 ft at 11:45AM Dec 19, 2014Observed: 9.97 ft at 12:00PM Dec 19, 2014Observed: 9.97 ft at 12:15PM Dec 19, 2014Observed: 9.98 ft at 12:30PM Dec 19, 2014Observed: 9.98 ft at 12:45PM Dec 19, 2014Observed: 9.99 ft at 1:00PM Dec 19, 2014Observed: 9.99 ft at 1:15PM Dec 19, 2014Observed: 9.99 ft at 1:30PM Dec 19, 2014Highest Observation: 10 ft at 1:45PM Dec 19, 2014Forecast: 10.1 ft 7:00PM Dec 19, 2014Forecast: 10.2 ft 1:00AM Dec 20, 2014Forecast: 10.2 ft 7:00AM Dec 20, 2014Highest Forecast: 10.3 ft 1:00PM Dec 20, 2014Forecast: 10.2 ft 7:00PM Dec 20, 2014Forecast: 10.2 ft 1:00AM Dec 21, 2014Forecast: 10.1 ft 7:00AM Dec 21, 2014Forecast: 10 ft 1:00PM Dec 21, 2014Forecast: 10 ft 7:00PM Dec 21, 2014Forecast: 9.9 ft 1:00AM Dec 22, 2014Forecast: 9.8 ft 7:00AM Dec 22, 2014USGS--Water Resources of the United StatesSBYP1(plotting HGIRG) Graph Created (3:03PM Dec 19, 2014)ObservedForecast (issued 10:33AM Dec 19)Latest observed value: 10 ft at 1:45 PM EST 19-Dec-2014. Flood Stage is 24 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EST)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Forecasts for the Susquehanna River at Sunbury are issued routinely year-round.
Return to Area Map
Upstream Gauge - at Danville Upstream Gauge Downstream Gauge Downstream Gauge - at Harrisburg
Flood Categories (in feet)
Major Flood Stage: 34
Moderate Flood Stage: 26
Flood Stage: 24
Action Stage: 20
Low Stage (in feet): 0

Historic Crests
(1) 35.80 ft on 06/24/1972
(2) 31.66 ft on 09/09/2011
(3) 30.62 ft on 09/27/1975
(4) 30.44 ft on 09/19/2004
(5) 30.32 ft on 01/20/1996
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 31.66 ft on 09/09/2011
(2) 25.58 ft on 04/29/2011
(3) 26.03 ft on 03/12/2011
(4) 26.89 ft on 06/28/2006
(5) 26.15 ft on 04/03/2005
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 4.83 ft on 10/16/1971
(2) 5.16 ft on 08/06/1983
(3) 5.60 ft on 09/30/1980

For more information on your flood risk go to www.floodsmart.gov.

Zoom Level:13
KML Image
Gauge LocationGauge Map Marker
Disclaimer
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
35 Widespread catastrophic flooding occurs in areas outside the flood wall and levee system. This is the design height of the flood protection works anround Sunbury.
34 Most areas adjacent to the river, which are not protected by the flood wall and levee system, are affected by high water. Catasrophic flooding occurs in some of these areas.
32 Widespread flooding occurs in areas not protected by the flood wall and levee system. Many homes and businesses are affected.
30 Widespread flooding occurs in areas not protected by the flood wall and levee system. Many homes and businesses are affected.
28 Widespread flooding occurs in areas not protected by the flood wall and levee system. Many homes and businesses are affected.
26 High water affects a number of homes and businesses in areas not protected by the flood wall and levee system.
24 Both banks overflow. Areas not protected by the flood wall and levee system are affected.
22 River interests are encouraged to monitor conditions for further rises.
20 River interests are encouraged to monitor conditions for further rises. Shilellimy State Park closed due to high water.
Photos
(1) looking upstream
(2) view of the gagehouse
(3) looking downstream
About This Location Collapse

Latitude: 40.834444° N, Longitude: 76.826944° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 24 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
Elevation
(gauge height = flood stage)
Elevation information source
NAVD88 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 408.6 ft 432.6 ft Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Current/Historical Observations:

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Hydrologic Resources Additional Resources
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
State College Weather Forecast Office
328 Innovation Boulevard, Suite 330
State College, PA 16803
(814) 231-2408
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Page last modified: 20-Nov-2014 2:01 AM
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