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  • Oct 22, 2018 - Acquisition of real-time telemetry data for some USGS DCP IDs: We are investigating an issue that is impacting acquisition of DCP transmissions for GOES East and West. The issue is impacting a subset of transmitting DCPs across multiple channels for a number of Water Science Centers throughout the nation. We hope to have the service interruption restored soon.
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LOCATION.--Lat 42°56'19", long 73°22'37" referenced to North American Datum of 1983, Rensselaer County, NY, Hydrologic Unit 02020003, on right bank 0.5 mi upstream from Case Brook, 1.2 mi downstream from Walloomsac River, and 1.2 mi southeast of Eagle Bridge.
DRAINAGE AREA.--510 mi².
PERIOD OF RECORD.--August 1910 to March 1922, July 1923 to current year.
REVISIONS HISTORY.--WSP 741: Drainage area. WSP 756: 1913(m). WSP 1302: 1922(M). WSP 1432: 1913 (minimum gage height). WSP 1502: 1911-12, 1914, 1920-21, 1928(M), 1936(M).
GAGE.--Water-stage recorder and crest-stage gage. Datum of gage is 355.41 ft above NGVD of 1929 and 354.79 ft above NAVD of 1988. Prior to March 1922, nonrecording gage, and July 24, 1923 to July 18, 1936, water-stage recorder, at site 0.2 mi upstream at different datums.
REMARKS.--Diurnal fluctuation at medium and low flow caused by powerplants upstream from station.
Water Years 2014-17: Records fair except those for estimated daily discharges, which are poor.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 55,400 ft³/s, Dec. 31, 1948, gage height, 21.15 ft, from floodmark in gage house, from rating curve extended above 30,000 ft³/s on basis of flow over downstream dams and contracted-opening measurements of peak flow; minimum discharge, 24 ft³/s, Sept. 14, 1913.

Peak Flow and Stage Information

Gage PhotoStation image


This station managed by the NY Water Science Center Troy.

Available Parameters Available Period
All 2 Available Parameters for this site
00060 Discharge 1990-10-01  2018-10-22
00065 Gage height 2007-10-01  2018-10-22

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Instantaneous-data availability statement

Discharge, cubic feet per second

Most recent instantaneous value: 801 10-22-2018   21:30 EST
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Daily discharge, cubic feet per second -- statistics for Oct 22 based on 106 years of record more
Median Mean 75th
Most Recent
Value Oct 22
84.0 223 360 609 658 801 6510

Gage height, feet

Most recent instantaneous value: 3.62 10-22-2018   21:30 EST
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