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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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USGS Water-Year Summary 2024
01406710 RARITAN RIVER AT SOUTH AMBOY, NJ
LOCATION - Lat 40°29'32", long 74°16'54" referenced to North American Datum of 1983, South Amboy City, Middlesex County, NJ, Hydrologic Unit 02030105, on right bank at the Werner Generating Station in South Amboy, 0.1 mi downstream from New Jersey Transit railroad bridge, 0.4 mi upstream from the mouth, and 1.3 mi southwest of Perth Amboy.
DRAINAGE AREA - 1,105 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - Unpublished fragmentary gage-height record, August 1997 to September 1999. Continuous-record tide gage, October 1999 to September 2016.
GAGE - Tide elevation and water temperature recorder with telemetry and tidal crest-stage gage. Datum of gage is at 0.00 ft NAVD of 1988. To determine approximate elevations to NGVD of 1929 datum, add 0.99 ft.
REMARKS - Tide elevations cannot be accurately measured below 0.00 ft. Prior to Oct. 1, 2015 tide elevations could not be accurately measured below -1.00 ft. Tide elevations below 0.00 ft have been estimated where possible or remain missing. Periods of missing data are noted by dashed (---) lines.
EXTREMES OUTSIDE PERIOD OF RECORD - Maximum elevation known, 9.4 ft, adjusted to present datum, Dec 11, 1992, from tidal crest-stage gage at Perth Amboy (station 01406700).
EXTREMES FOR PERIOD OF RECORD - Maximum elevation, 13.4 ft, from high-water mark, Oct 29, 2012; minimum elevation, estimated, -5.8 ft, Mar 9, 2005.
