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SURFACE-WATER RECORDS
LOCATION.--Lat 40°49'35", long 75°04'57"
referenced to North American Datum of 1983, Belvidere Town, Warren
County, NJ, Hydrologic Unit 02040105, on left bank at Belvidere, 800 ft
downstream from Pequest River, 1,200 ft southeast of Riverton, PA, and
at river mile 197.7.
DRAINAGE AREA.--4,535 mi
2.
PERIOD OF RECORD.-- Continuous-record discharge station, October
1922 to current year.
REVISED RECORDS.--WSP 781:1933(M). WSP 951:1940-41, Drainage
area. WSP 1432:1923, 1924(M). WDR US-2006:1904(M).
GAGE.--Water-stage recorder with telemetry. Datum of gage 226.43
ft above NGVD of 1929. Prior to Jan 1, 1929, non-recording gage at site
200 ft upstream at same datum.
REMARKS.--Records good, except for estimated discharges, which
are fair. Diurnal fluctuations at medium and low flow caused by
powerplants on tributary streams. Flow regulated by Lake Wallenpaupack
and by Pepacton, Cannonsville and Neversink Reservoirs, and many
smaller reservoirs. Diversion from Pepacton, Cannonsville, and
Neversink Reservoirs. Discharges above 170,000 ft³/s from rating curve
extension on basis of flood-routing study.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 273,000
ft
3/s, from rating curve extented above 170,000 ft³/s on
basis of flood-routing study, Aug 19, 1955, gage height, 30.21 ft, from
high-water mark in gage house; minimum discharge, 609 ft
3/s,
Sep 28, 1943.
EXTREMES OUTSIDE PERIOD OF RECORD.--Flood of Oct 10, 1903
reached a stage of 28.6 ft, from floodmark, discharge, 250,000
ft
3/s, from rating curve extended above 170,000
ft
3/s.
Peak
Flood Chart
National Weather Service flood stage for this
gage is 22.0 ft.
Forecasts for this gage are issued by the National Weather Service
routinely year-round.
Forecast information is available here.
