This station is operated in cooperation with:
   Beacon Institute for Rivers and Estuaries
   Poughkeepsies' Joint Water Project Board

LOCATION.--Lat 40°59'16", long 73°53'15" referenced to North American Datum of 1927, Westchester County, NY, Hydrologic Unit 02030101, 180 feet from left bank on abandoned Mobil Oil Corporation platform, 0.5 mi southwest of railroad station, at Hastings-on-Hudson. Water-quality sampling site at elevation station.
DRAINAGE AREA.--13,266 mi².
PERIOD OF RECORD.--May 1992 to current year.
GAGE.--Water-stage recorder. Datum of gage is NGVD of 1929.
REMARKS.--Prior to October 2002 published as maximum, minimum, and mean elevation. Elevations are not corrected for changes in water density. Blanks in tables are the result of only one high or low tide during a day. Satellite and telephone elevation, temperature, and specific conductance telemeter at station.
PERIOD OF RECORD¹.--May 1992 to current year.
CHEMICAL DATA: 1993 (c), 1994 (d), 1995 (b).
PESTICIDE DATA: 1994 (a).
ORGANIC DATA: OC--1993 (c), 1994 (d), 1995 (b).
NUTRIENT DATA: 1993 (c), 1994 (d), 1995 (b).
BIOLOGICAL DATA: Phytoplankton--1993 (a).
SEDIMENT DATA: 1993-94 (c), 1995 (b).
INSTRUMENTATION¹.--Water-temperature and specific-conductance satellite and telephone telemeter provides 15-minute-interval readings.
¹ Water-Quality Records

Peak Flow and Stage Information