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Advanced Hydrologic Prediction Service
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This probabilistic forecast is issued by the Middle Atlantic River Forecast Center.
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About this graph
Forecasts for the Susquehanna River at Danville are issued routinely year-round.
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Upstream Gauge - at Bloomsburg Upstream Gauge Downstream Gauge Downstream Gauge - at Sunbury
Zoom Level:12
Flood Categories (in feet)
Major Flood Stage: 30
Moderate Flood Stage: 23
Flood Stage: 20
Action Stage: 15
Low Stage (in feet): 0

Historic Crests
(1) 32.32 ft on 06/24/1972
(2) 31.55 ft on 09/09/2011
(3) 30.71 ft on 03/09/1904
(4) 28.19 ft on 06/28/2006
(5) 28.01 ft on 03/19/1936
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 22.29 ft on 08/16/2018
(2) 31.55 ft on 09/09/2011
(3) 22.41 ft on 04/29/2011
(4) 22.57 ft on 03/12/2011
(5) 28.19 ft on 06/28/2006
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 1.51 ft on 09/27/1964
(2) 1.60 ft on 09/25/1900
(3) 1.60 ft on 09/27/1939
(4) 1.70 ft on 09/19/1908
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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
41.5 Flood waters begin to reach the Rupert Drive Bridge in Catawissa.
38 FEMA 0.2% Annual Chance Flood Level (500-year flood).
34 Levee system on the right bank begins to overflow. Widespread flooding continues in unprotected areas. Low lying areas within the levee system begin to be affected.
32.3 Flood of record from Hurricane Agnes in 1972.
32 Areas outside of the levee system experiences widespread flooding. The levee system protects most of Danville to a height of 34 feet.
31.5 FEMA 1% Annual Chance Flood Level (100-year flood).
30.5 Flood waters begin to reach the Danville Riverside Bridge.
30 Much of riverside on the left bank is affected by high water. Water levels approach the pump station on the right bank just downstream of the highway bridge.
29 FEMA 2% Annual Chance Flood Level (50-year flood).
24.5 FEMA 10% Annual Chance Flood Level (10-year flood). Flood waters begin to affects residences in riverside on the left bank of the river.
24 Inundation in riverside on the left bank of the river begins to affect residences.
23 Flooding occurs at the state hospital grounds on the east side of town. Backwater produces flooding on Sechler Run in the center of town.
21 Basements flood in homes along Mahoning Creek on the right bank of the river.
20 Inundation begins in Riverside on the left bank.
(1) looking upstream
(2) view of the gagehouse
(3) looking downstream

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.

Click individual graphics to enlarge.

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: 6-Nov-2019 2:41 PM
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