USGS 01554000 Susquehanna River at Sunbury, PA

PROVISIONAL DATA SUBJECT TO REVISION

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Station gage imageSTATION.--01554000 SUSQUEHANNA RIVER AT SUNBURY, PA
LOCATION.--Lat 40`50'04", long 76`49'37", Snyder County, Hydrologic Unit 02050301, on right bank at borough of Shamokin Dam, on grounds of Sunbury Generation LP, 1.0 mi downstream from Shamokin Creek, 1.5 mi downstream from Sunbury Fabridam, and 1.8 mi south of Sunbury.
DRAINAGE AREA.--18,300 square miles, approximately (excluding that of Shamokin Creek).
PERIOD OF RECORD.--October 1937 to current year. June 1918 to September 1918 (gage heights only), in reports of Pennsylvania Department of Forests and Waters.
GAGE.--Water-stage recorder. Datum of gage is 407.90 ft above North American Vertical Datum of 1988. See WSP 1903 for history of changes prior to Dec. 13, 1937. Dec. 13, 1937, to Mar. 23, 1967, water-stage recorder at site 1.7 mi upstream at datum 11.05 ft higher. Prior to November 9, 2022, the datum was reported as 408.61 ft above NGVD29.
COOPERATION.--Station established and maintained by the U.S. Geological Survey. Funding for the operation of this station is provided by the Pennsylvania Department of Environmental Protection and the U.S. Geological Survey.
REMARKS.--Flow slightly regulated by 14 flood-control reservoirs which have a capacity of about 809,000 acre-ft, and during low flow by Fabridam, forming Lake Augusta located 1.5 mi upstream.
GAGE HEIGHTS OF IMPORTANCE.--
Supplied by USGS: Maximum recordable gage height (stage sensor operational limit) - 39.9 ft; Data transmitter operational limit - 40.7 ft;
Supplied by NWS: Action stage-20 ft, river interests encouraged to monitor conditions; Shikellamy State Park closed due to high water; Flood stage-24 ft, both banks overflow; areas not protected by flood wall and levee system are affected; Moderate flood stage-26 ft, high water affects a number of homes and businesses in areas not protected by flood wall and levee system; Major flood stage-34 ft, most areas adjacent to river which are not protected by flood wall and levee system are affected by high water. Catastrophic flooding occurs in some of these areas.
This station managed by the PAWSC New Cumberland Office.

Available Parameters Available Period
  
1985-10-01  2024-03-28
2007-10-01  2024-03-28
2021-10-01  2024-03-28







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Summary of all available data for this site
Instantaneous-data availability statement


Discharge, cubic feet per second

Most recent instantaneous value: 35300 03-28-2024   07:45 EDT
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Daily discharge, cubic feet per second -- statistics for Mar 28 based on 86 water years of record more
Min
(1960)
Most Recent
Instantaneous
Value Mar 28
25th
percen-
tile
Median Mean 75th
percen-
tile
Max
(1963)
11900 35300 37100 51300 60200 72100 221000


Gage height, feet

Most recent instantaneous value: 10.61 03-28-2024   07:45 EDT
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Stream water level elevation above NAVD 1988, in feet

Most recent instantaneous value: 418.51 03-28-2024   07:45 EDT
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