Funding for this site is provided by:
--03028500 CLARION RIVER AT JOHNSONBURG,
--Lat 41`29'10", long
78`40'43", Elk County, Hydrologic Unit 05010005, on left bank
at upstream side of highway bridge at Johnsonburg, 0.1 mi downstream
from confluence of East and West Branches.
--204 square miles.
PERIOD OF RECORD.
(continuous-record discharge station), 1996 to 2013 (annual peaks
only), 2014 to current year (continuous-record discharge
--Water-stage recorder, water-quality monitor and
crest-stage gage. Datum of gage is 1,423.03 ft above National Geodetic
Vertical Datum of 1929. Prior to Nov. 8, 1951, non-recording gage at
same site and datum. Satellite and landline telemetry at station.
--Funding for the operation of this
station is provided by the U.S. Army Corps of Engineers, Pittsburgh
--Flow regulated since June 1952 by East
Branch Clarion River Lake 7.9 mi upstream and at low flow by industrial
plants above station.
GAGE HEIGHTS OF IMPORTANCE.-
Supplied by NWS:
Action stage-5 ft; Flood stage-7 ft;
Moderate flood stage-9 ft; Major flood stage-10 ft.