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Hydrograph River at a Glance Download
Susquehanna River at Sunbury Stage (ft)Flow (kcfs)Highest Observation: 11.39 ft at 4:30AM Apr 22, 2014Highest Observation: 11.39 ft at 4:45AM Apr 22, 2014Observed: 11.38 ft at 5:00AM Apr 22, 2014Observed: 11.38 ft at 5:15AM Apr 22, 2014Observed: 11.37 ft at 5:30AM Apr 22, 2014Observed: 11.37 ft at 5:45AM Apr 22, 2014Observed: 11.36 ft at 6:00AM Apr 22, 2014Observed: 11.36 ft at 6:15AM Apr 22, 2014Observed: 11.35 ft at 6:30AM Apr 22, 2014Observed: 11.35 ft at 6:45AM Apr 22, 2014Observed: 11.34 ft at 7:00AM Apr 22, 2014Observed: 11.34 ft at 7:15AM Apr 22, 2014Observed: 11.33 ft at 7:30AM Apr 22, 2014Observed: 11.33 ft at 7:45AM Apr 22, 2014Observed: 11.32 ft at 8:00AM Apr 22, 2014Observed: 11.32 ft at 8:15AM Apr 22, 2014Observed: 11.32 ft at 8:30AM Apr 22, 2014Observed: 11.31 ft at 8:45AM Apr 22, 2014Observed: 11.3 ft at 9:00AM Apr 22, 2014Observed: 11.3 ft at 9:15AM Apr 22, 2014Observed: 11.3 ft at 9:30AM Apr 22, 2014Observed: 11.29 ft at 9:45AM Apr 22, 2014Observed: 11.29 ft at 10:00AM Apr 22, 2014Observed: 11.28 ft at 10:15AM Apr 22, 2014Observed: 11.28 ft at 10:30AM Apr 22, 2014Observed: 11.27 ft at 10:45AM Apr 22, 2014Observed: 11.26 ft at 11:00AM Apr 22, 2014Observed: 11.26 ft at 11:15AM Apr 22, 2014Observed: 11.26 ft at 11:30AM Apr 22, 2014Observed: 11.25 ft at 11:45AM Apr 22, 2014Observed: 11.25 ft at 12:00PM Apr 22, 2014Observed: 11.25 ft at 12:15PM Apr 22, 2014Observed: 11.24 ft at 12:30PM Apr 22, 2014Observed: 11.24 ft at 12:45PM Apr 22, 2014Observed: 11.23 ft at 1:00PM Apr 22, 2014Observed: 11.23 ft at 1:15PM Apr 22, 2014Observed: 11.22 ft at 1:30PM Apr 22, 2014Observed: 11.22 ft at 1:45PM Apr 22, 2014Observed: 11.21 ft at 2:00PM Apr 22, 2014Observed: 11.21 ft at 2:15PM Apr 22, 2014Observed: 11.2 ft at 2:30PM Apr 22, 2014Observed: 11.2 ft at 2:45PM Apr 22, 2014Observed: 11.19 ft at 3:00PM Apr 22, 2014Observed: 11.19 ft at 3:15PM Apr 22, 2014Observed: 11.18 ft at 3:30PM Apr 22, 2014Observed: 11.18 ft at 3:45PM Apr 22, 2014Observed: 11.17 ft at 4:00PM Apr 22, 2014Observed: 11.17 ft at 4:15PM Apr 22, 2014Observed: 11.16 ft at 4:30PM Apr 22, 2014Observed: 11.16 ft at 4:45PM Apr 22, 2014Observed: 11.16 ft at 5:00PM Apr 22, 2014Observed: 11.17 ft at 5:15PM Apr 22, 2014Observed: 11.17 ft at 5:30PM Apr 22, 2014Observed: 11.16 ft at 5:45PM Apr 22, 2014Observed: 11.16 ft at 6:00PM Apr 22, 2014Observed: 11.15 ft at 6:15PM Apr 22, 2014Observed: 11.15 ft at 6:30PM Apr 22, 2014Observed: 11.14 ft at 6:45PM Apr 22, 2014Observed: 11.14 ft at 7:00PM Apr 22, 2014Observed: 11.13 ft at 7:15PM Apr 22, 2014Observed: 11.13 ft at 7:30PM Apr 22, 2014Observed: 11.12 ft at 7:45PM Apr 22, 2014Observed: 11.12 ft at 8:00PM Apr 22, 2014Observed: 11.12 ft at 8:15PM Apr 22, 2014Observed: 11.11 ft at 8:30PM Apr 22, 2014Observed: 11.1 ft at 8:45PM Apr 22, 2014Observed: 11.1 ft at 9:00PM Apr 22, 2014Observed: 11.1 ft at 9:15PM Apr 22, 2014Observed: 11.09 ft at 9:30PM Apr 22, 2014Observed: 11.09 ft at 9:45PM Apr 22, 2014Observed: 11.09 ft at 10:00PM Apr 22, 2014Observed: 11.08 ft at 10:15PM Apr 22, 2014Observed: 11.08 ft at 10:30PM Apr 22, 2014Observed: 11.07 ft at 10:45PM Apr 22, 2014Observed: 11.07 ft at 11:00PM Apr 22, 2014Observed: 11.06 ft at 11:15PM Apr 22, 2014Observed: 11.06 ft at 11:30PM Apr 22, 2014Observed: 11.05 ft at 11:45PM Apr 22, 2014Observed: 11.05 ft at 12:00AM Apr 23, 2014Observed: 11.05 ft at 12:15AM Apr 23, 2014Observed: 11.04 ft at 12:30AM Apr 23, 2014Observed: 11.03 ft at 12:45AM Apr 23, 2014Observed: 11.02 ft at 1:00AM Apr 23, 2014Observed: 11.02 ft at 1:15AM Apr 23, 2014Observed: 11.02 ft at 1:30AM Apr 23, 2014Observed: 11.01 ft at 1:45AM Apr 23, 2014Observed: 11.01 ft at 1:46AM Apr 23, 2014Observed: 11.01 ft at 2:00AM Apr 23, 2014Observed: 11 ft at 2:15AM Apr 23, 2014Observed: 11 ft at 2:30AM Apr 23, 2014Observed: 10.99 ft at 2:45AM Apr 23, 2014Observed: 10.99 ft at 3:00AM Apr 23, 2014Observed: 10.98 ft at 3:15AM Apr 23, 2014Observed: 10.98 ft at 3:30AM Apr 23, 2014Observed: 10.97 ft at 3:45AM Apr 23, 2014Observed: 10.97 ft at 4:00AM Apr 23, 2014Observed: 10.97 ft at 4:15AM Apr 23, 2014Observed: 10.97 ft at 4:30AM Apr 23, 2014Observed: 10.96 ft at 4:45AM Apr 23, 2014Observed: 10.96 ft at 5:00AM Apr 23, 2014Observed: 10.95 ft at 5:15AM Apr 23, 2014Observed: 10.95 ft at 5:30AM Apr 23, 2014Observed: 10.94 ft at 5:45AM Apr 23, 2014Observed: 10.94 ft at 6:00AM Apr 23, 2014Observed: 10.94 ft at 6:15AM Apr 23, 2014Observed: 10.93 ft at 6:30AM Apr 23, 2014Observed: 10.93 ft at 6:45AM Apr 23, 2014Observed: 10.93 ft at 7:00AM Apr 23, 2014Observed: 10.92 ft at 7:15AM Apr 23, 2014Observed: 10.92 ft at 7:30AM Apr 23, 2014Observed: 10.92 ft at 7:45AM Apr 23, 2014Observed: 10.92 ft at 8:00AM Apr 23, 2014Observed: 10.92 ft at 8:15AM Apr 23, 2014Observed: 10.91 ft at 8:30AM Apr 23, 2014Observed: 10.91 ft at 8:45AM Apr 23, 2014Observed: 10.9 ft at 9:00AM Apr 23, 2014Observed: 10.9 ft at 9:15AM Apr 23, 2014Observed: 10.89 ft at 9:30AM Apr 23, 2014Observed: 10.89 ft at 9:45AM Apr 23, 2014Observed: 10.89 ft at 10:00AM Apr 23, 2014Observed: 10.88 ft at 10:15AM Apr 23, 2014Observed: 10.88 ft at 10:30AM Apr 23, 2014Observed: 10.88 ft at 10:45AM Apr 23, 2014Observed: 10.88 ft at 11:00AM Apr 23, 2014Observed: 10.87 ft at 11:15AM Apr 23, 2014Observed: 10.87 ft at 11:30AM Apr 23, 2014Observed: 10.86 ft at 11:45AM Apr 23, 2014Observed: 10.86 ft at 12:00PM Apr 23, 2014Observed: 10.86 ft at 12:15PM Apr 23, 2014Observed: 10.86 ft at 12:30PM Apr 23, 2014Observed: 10.85 ft at 12:45PM Apr 23, 2014Observed: 10.85 ft at 1:00PM Apr 23, 2014Observed: 10.85 ft at 1:15PM Apr 23, 2014Observed: 10.84 ft at 1:30PM Apr 23, 2014Observed: 10.84 ft at 1:45PM Apr 23, 2014Observed: 10.84 ft at 2:00PM Apr 23, 2014Observed: 10.84 ft at 2:15PM Apr 23, 2014Observed: 10.83 ft at 2:30PM Apr 23, 2014Observed: 10.83 ft at 2:45PM Apr 23, 2014Observed: 10.83 ft at 3:00PM Apr 23, 2014Observed: 10.82 ft at 3:15PM Apr 23, 2014Observed: 10.82 ft at 3:30PM Apr 23, 2014Observed: 10.82 ft at 3:45PM Apr 23, 2014Observed: 10.81 ft at 4:00PM Apr 23, 2014Observed: 10.81 ft at 4:15PM Apr 23, 2014Observed: 10.81 ft at 4:30PM Apr 23, 2014Observed: 10.8 ft at 4:45PM Apr 23, 2014Observed: 10.8 ft at 5:00PM Apr 23, 2014Observed: 10.8 ft at 5:15PM Apr 23, 2014Observed: 10.8 ft at 5:30PM Apr 23, 2014Observed: 10.8 ft at 5:45PM Apr 23, 2014Observed: 10.8 ft at 6:00PM Apr 23, 2014Observed: 10.79 ft at 6:15PM Apr 23, 2014Observed: 10.79 ft at 6:30PM Apr 23, 2014Observed: 10.79 ft at 6:45PM Apr 23, 2014Observed: 10.78 ft at 7:00PM Apr 23, 2014Observed: 10.78 ft at 7:15PM Apr 23, 2014Observed: 10.77 ft at 7:30PM Apr 23, 2014Observed: 10.77 ft at 7:45PM Apr 23, 2014Observed: 10.77 ft at 8:00PM Apr 23, 2014Observed: 10.77 ft at 8:15PM Apr 23, 2014Observed: 10.76 ft at 8:30PM Apr 23, 2014Observed: 10.76 ft at 8:45PM Apr 23, 2014Observed: 10.76 ft at 9:00PM Apr 23, 2014Observed: 10.76 ft at 9:15PM Apr 23, 2014Observed: 10.76 ft at 9:30PM Apr 23, 2014Observed: 10.75 ft at 9:45PM Apr 23, 2014Observed: 10.75 ft at 10:00PM Apr 23, 2014Observed: 10.75 ft at 10:15PM Apr 23, 2014Observed: 10.75 ft at 10:30PM Apr 23, 2014Observed: 10.75 ft at 10:45PM Apr 23, 2014Observed: 10.76 ft at 11:00PM Apr 23, 2014Observed: 10.75 ft at 11:15PM Apr 23, 2014Observed: 10.75 ft at 11:30PM Apr 23, 2014Observed: 10.75 ft at 11:45PM Apr 23, 2014Observed: 10.75 ft at 12:00AM Apr 24, 2014Observed: 10.74 ft at 12:15AM Apr 24, 2014Observed: 10.75 ft at 12:30AM Apr 24, 2014Observed: 10.74 ft at 12:45AM Apr 24, 2014Observed: 10.74 ft at 1:00AM Apr 24, 2014Observed: 10.74 ft at 1:15AM Apr 24, 2014Observed: 10.74 ft at 1:30AM Apr 24, 2014Observed: 10.74 ft at 1:45AM Apr 24, 2014Observed: 10.74 ft at 2:00AM Apr 24, 2014Observed: 10.74 ft at 2:15AM Apr 24, 2014Observed: 10.74 ft at 2:30AM Apr 24, 2014Observed: 10.74 ft at 2:45AM Apr 24, 2014Observed: 10.74 ft at 3:00AM Apr 24, 2014Observed: 10.74 ft at 3:15AM Apr 24, 2014Observed: 10.74 ft at 3:30AM Apr 24, 2014Observed: 10.73 ft at 3:45AM Apr 24, 2014Observed: 10.73 ft at 4:00AM Apr 24, 2014Observed: 10.73 ft at 4:15AM Apr 24, 2014Observed: 10.73 ft at 4:30AM Apr 24, 2014Observed: 10.73 ft at 4:45AM Apr 24, 2014Observed: 10.72 ft at 5:00AM Apr 24, 2014Observed: 10.72 ft at 5:15AM Apr 24, 2014Observed: 10.72 ft at 5:30AM Apr 24, 2014Observed: 10.71 ft at 5:45AM Apr 24, 2014Observed: 10.71 ft at 6:00AM Apr 24, 2014Observed: 10.71 ft at 6:15AM Apr 24, 2014Observed: 10.71 ft at 6:30AM Apr 24, 2014Observed: 10.7 ft at 6:45AM Apr 24, 2014Observed: 10.7 ft at 7:00AM Apr 24, 2014Observed: 10.7 ft at 7:15AM Apr 24, 2014Observed: 10.7 ft at 7:30AM Apr 24, 2014Observed: 10.69 ft at 7:45AM Apr 24, 2014Observed: 10.69 ft at 8:00AM Apr 24, 2014Observed: 10.69 ft at 8:15AM Apr 24, 2014Observed: 10.69 ft at 8:30AM Apr 24, 2014Observed: 10.69 ft at 8:45AM Apr 24, 2014Observed: 10.68 ft at 9:00AM Apr 24, 2014Observed: 10.68 ft at 9:15AM Apr 24, 2014Observed: 10.67 ft at 9:30AM Apr 24, 2014Observed: 10.67 ft at 9:45AM Apr 24, 2014Observed: 10.67 ft at 10:00AM Apr 24, 2014Observed: 10.66 ft at 10:15AM Apr 24, 2014Observed: 10.66 ft at 10:30AM Apr 24, 2014Observed: 10.65 ft at 10:45AM Apr 24, 2014Observed: 10.58 ft at 11:00AM Apr 24, 2014Observed: 10.51 ft at 11:15AM Apr 24, 2014Observed: 10.45 ft at 11:30AM Apr 24, 2014Observed: 10.38 ft at 11:45AM Apr 24, 2014Observed: 10.29 ft at 12:00PM Apr 24, 2014Observed: 10.2 ft at 12:15PM Apr 24, 2014Observed: 10.14 ft at 12:30PM Apr 24, 2014Observed: 10.12 ft at 12:45PM Apr 24, 2014Observed: 10.15 ft at 1:00PM Apr 24, 2014Observed: 10.2 ft at 1:15PM Apr 24, 2014Observed: 10.23 ft at 1:30PM Apr 24, 2014Observed: 10.19 ft at 1:45PM Apr 24, 2014Observed: 10.12 ft at 2:00PM Apr 24, 2014Observed: 10.07 ft at 2:15PM Apr 24, 2014Observed: 10.06 ft at 2:30PM Apr 24, 2014Observed: 10.08 ft at 2:45PM Apr 24, 2014Observed: 10.1 ft at 3:00PM Apr 24, 2014Observed: 10.14 ft at 3:15PM Apr 24, 2014Observed: 10.17 ft at 3:30PM Apr 24, 2014Observed: 10.36 ft at 3:45PM Apr 24, 2014Observed: 10.69 ft at 4:00PM Apr 24, 2014Observed: 10.93 ft at 4:15PM Apr 24, 2014Observed: 11.06 ft at 4:30PM Apr 24, 2014Observed: 11.13 ft at 4:45PM Apr 24, 2014Observed: 11.14 ft at 5:00PM Apr 24, 2014Observed: 11.13 ft at 5:15PM Apr 24, 2014Observed: 11.09 ft at 5:30PM Apr 24, 2014Observed: 11.05 ft at 5:45PM Apr 24, 2014Observed: 11 ft at 6:00PM Apr 24, 2014Observed: 10.95 ft at 6:15PM Apr 24, 2014Observed: 10.9 ft at 6:30PM Apr 24, 2014Observed: 10.86 ft at 6:45PM Apr 24, 2014Observed: 10.82 ft at 7:00PM Apr 24, 2014Observed: 10.78 ft at 7:15PM Apr 24, 2014Observed: 10.75 ft at 7:30PM Apr 24, 2014Observed: 10.72 ft at 7:45PM Apr 24, 2014Observed: 10.69 ft at 8:00PM Apr 24, 2014Observed: 10.67 ft at 8:15PM Apr 24, 2014Observed: 10.65 ft at 8:30PM Apr 24, 2014Observed: 10.63 ft at 8:45PM Apr 24, 2014Observed: 10.61 ft at 9:00PM Apr 24, 2014Observed: 10.6 ft at 9:15PM Apr 24, 2014Observed: 10.59 ft at 9:30PM Apr 24, 2014Observed: 10.57 ft at 9:45PM Apr 24, 2014Observed: 10.56 ft at 10:00PM Apr 24, 2014Observed: 10.55 ft at 10:15PM Apr 24, 2014Observed: 10.55 ft at 10:30PM Apr 24, 2014Observed: 10.54 ft at 10:45PM Apr 24, 2014Observed: 10.53 ft at 11:00PM Apr 24, 2014Observed: 10.53 ft at 11:15PM Apr 24, 2014Observed: 10.52 ft at 11:30PM Apr 24, 2014Observed: 10.51 ft at 11:45PM Apr 24, 2014Observed: 10.51 ft at 12:00AM Apr 25, 2014Observed: 10.5 ft at 12:15AM Apr 25, 2014Observed: 10.5 ft at 12:30AM Apr 25, 2014Observed: 10.49 ft at 12:45AM Apr 25, 2014Observed: 10.49 ft at 1:00AM Apr 25, 2014Observed: 10.48 ft at 1:15AM Apr 25, 2014Observed: 10.48 ft at 1:30AM Apr 25, 2014Observed: 10.47 ft at 1:45AM Apr 25, 2014Observed: 10.47 ft at 2:00AM Apr 25, 2014Observed: 10.46 ft at 2:15AM Apr 25, 2014Observed: 10.46 ft at 2:30AM Apr 25, 2014Observed: 10.46 ft at 2:45AM Apr 25, 2014Observed: 10.45 ft at 3:00AM Apr 25, 2014Observed: 10.45 ft at 3:15AM Apr 25, 2014Observed: 10.44 ft at 3:30AM Apr 25, 2014Observed: 10.44 ft at 3:45AM Apr 25, 2014Highest Forecast: 10.4 ft 8:00AM Apr 25, 2014Highest Forecast: 10.4 ft 2:00PM Apr 25, 2014Forecast: 10.3 ft 8:00PM Apr 25, 2014Forecast: 10.3 ft 2:00AM Apr 26, 2014Forecast: 10.2 ft 8:00AM Apr 26, 2014Forecast: 10.2 ft 2:00PM Apr 26, 2014Forecast: 10.2 ft 8:00PM Apr 26, 2014Forecast: 10.2 ft 2:00AM Apr 27, 2014Forecast: 10.2 ft 8:00AM Apr 27, 2014USGS--Water Resources of the United StatesSBYP1(plotting HGIRG) Graph Created (4:17AM Apr 25, 2014)ObservedForecast (issued 8:57AM Apr 24)Latest observed value: 10.44 ft at 3:45 AM EDT 25-Apr-2014. Flood Stage is 24 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EDT)
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

Historical 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 Historical Crests

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
Zoom Level: 16
Gauge Location
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:

Resources Collapse
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: 8-Apr-2014 8:36 AM
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