--01559000 JUNIATA RIVER AT HUNTINGDON, PA
--Lat 40`29'05", long
78`01'09", Huntingdon County, Hydrologic Unit 02050302, on
right bank 170 ft down- stream from Smithfield Bridge on State Highway
26 at Huntingdon, and 0.8 mi upstream from Standing Stone Creek.
PERIOD OF RECORD.
--October 1941 to current year.
Gage-height records collected in this vicinity for the period May 1895
to December 1938 are contained in reports of U.S. Weather Bureau. Prior
to October 1950, published as Frankstown Branch Juniata River at
--Water-stage recorder. Datum of gage is 599.69
ft above National Geodetic Vertical Datum of 1929.
GAGE HEIGHTS OF IMPORTANCE
Supplied by USGS
: Maximum recordable gage height
(stage sensor operational limit) - 23.9 ft; Data transmitter
operational limit - 23.9 ft;
Supplied by NWS
: Action stage-9 ft; Flood stage-12 ft,
high water will begin to affect the Ames Plaza on the right or south
bank; Moderate flood stage-13 ft, several homes located outside of the
levee system will flood; Major flood stage-15 ft, a number of homes
outside the protective works and along Standing Stone Creek will flood;
backwater on Standing Stone Creek also affects the athletic
EXTREMES OUTSIDE PERIOD OF RECORD.
--Flood of Mar. 18,
1936, reached a stage of 21.87 ft, from floodmark, discharge, 81,000
ft3/s, from rating curve extended on basis of computation of peak
discharge at dam and runoff comparison with downstream station.
---Station established and maintained by
the U.S. Geological Survey in cooperation with the U.S. Army Corps of
Engineers, Baltimore District, and the Pennsylvania Department of
|The 1-hour precipitation data for this station are
temporary and will only be displayed for 120 days. Time series
of 1-hour or cumulative daily values will NOT be available for
retrieval following the 120-day display period. Although the
instrumentation is calibrated at least once a year, the temporary
classification means that documented routine inspections and other
quality assurance measures are not performed that would make the
data acceptable for archival, retrieval, or future use in general
scientific or interpretive studies.