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ALL DATA ARE EASTERN STANDARD TIME

USGS 01354500 MOHAWK RIVER AT FREEMAN'S BRIDGE AT SCHENECTADY NY

PROVISIONAL DATA SUBJECT TO REVISION

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LOCATION.--Lat 42°49'49.9", long 73°55'50.7" referenced to North American Datum of 1983, Schenectady County, NY, Hydrologic Unit 02020004, on left bank 12 ft downstream from bridge on Freeman's Bridge Road, 1.2 mi north of Schenectady.
DRAINAGE AREA.--3,310 mi2.
PERIOD OF RECORD.--Occasional low-flow and/or miscellaneous discharge measurements, water years 1899-1901, 1920, 1953, 1966-67. August 2011 to current year.
GAGE.--Water-stage recorder and acoustic velocity meter. Datum of gage is 200.00 ft above NGVD of 1929. Prior to Oct. 1, 2013, datum of gage was 199.74 ft above NGVD of 1929, not 200.00 ft above NGVD of 1929 as previously published.
REMARKS.--Considerable regulation of stage by Lock 8 on the Erie (Barge) Canal about 3.8 mi upstream and Vischer Ferry Dam hydroelectric facility about 6.9 mi downstream. Water Years 2014-15: Records fair.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge 130,000 ft3/s Aug. 29, 2011, gage height 26.15 ft, present datum; minimum discharge not determined; minimum gage height, 8.74 ft, Apr. 27, 2015.
EXTREMES OUTSIDE PERIOD OF RECORD.--An extreme flood occurred sometime from 1860-65 with a depth of 12 ft on the Cohoes dam and a peak discharge estimated to be at least 200,000 ft3/s (from New York State Museum Bulletin 85).

Peak Flow and Stage Information

Mohawk River Ice Jam Monitoring
This station managed by the NY Water Science Center, Troy.

Available Parameters Available Period
All 4 Available Parameters for this site
  
00055 Stream velocity 2016-08-11  2016-12-09
00060 Discharge 2011-08-06  2016-12-09
00065 Gage height 2016-08-11  2016-12-09
99067 Observed elev diff 2016-08-12  2016-12-09

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Summary of all available data for this site
Instantaneous-data availability statement


Stream velocity, feet per second

Most recent instantaneous value: 0.91   12-09-2016   08:00 EST
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Discharge, cubic feet per second

Most recent instantaneous value: 5,970   12-09-2016   08:00 EST
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Daily discharge, cubic feet per second -- statistics for Dec 9 based on 4 years of record more
Min
(2013)
25th
percen-
tile
Most Recent
Instantaneous
Value Dec 9
Median Mean 75th
percen-
tile
Max
(2012)
3370 4150 5970 7610 7750 11500 12400


Gage height, feet

Most recent instantaneous value: 10.70   12-09-2016   08:10 EST
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Difference between observed and predicted water surface elevation, feet

Most recent instantaneous value: 0.00   12-09-2016   05:30 EST
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