Funding for this site is provided by:
--01540500 SUSQUEHANNA RIVER AT DANVILLE, PA
(National stream-quality accounting network station)
--Lat 40`57'29", long
76`37'10", Montour County, Hydrologic Unit 02050107, on right
bank 500 ft upstream from Mill Street bridge on State Highway 54 at
Danville and 0.8 mi upstream from Mahoning Creek. Water Quality monitor
(seasonal/winter) is located about 1.1 mile upstream, at Lat
40°56'50", long 76°36'16", in pumphouse for Danville
Water Authority. Water Quality monitor (seasonal/summer) is located
about 8 miles upstream at Catawissa bridge. Data can be accessed at
--11,220 square miles.
PERIOD OF RECORD.
--March 1899 to current year. Prior
to April 1905 monthly discharge only, published in WSP 1302.
--Water-stage recorder, crest-stage gage and
water-quality monitor. Datum of gage is 430.54 ft above North American
Vertical Datum of 1988. Prior to June 29, 1939, non-recording gage at
or near Mill Street bridge at same datum. Since Oct. 1, 1971,
water-stage recorder for Susquehanna River at Sunbury (station
01553990), used as an auxiliary gage. Prior to October 3, 2023, the
datum of gage was reported as 431.29 ft above National Geodetic
Vertical Datum of 1929. Satellite and landline telemetry at
--Funding for the operation of this
station is provided by the Pennsylvania Department of Environmental
Protection and the U.S. Geological Survey.
GAGE HEIGHTS OF IMPORTANCE
|Water-quality parameters at this station can vary
substantially at different location in the river. Therefore,
water-quality data displayed here characterizes conditions only at
the location where water-quality equipment is deployed.
Supplied by USGS
: Maximum recordable gage height
(stage sensor operational limit) - 33.0 ft; Data transmitter
operational limit - 34.4 ft;
Supplied by NWS
: Action stage-15 ft; Flood stage-20
ft, inundation begins in Riverside on the left bank; Moderate flood
stage-23 ft, flooding occurs at the State hospital grounds on east side
of town. Backwater produces flooding on Sechler Run in center of town;
Major flood stage-30 ft, much of Riverside on left bank is affected by
high water; water levels approach pump station on right bank just
downstream of highway bridge.