HRECOS data after March 31, 2026 are no longer available with the USGS, please visit this web site: https://hrecos.org/live-data/

Available data

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5 data types available - data from 2019-05-16 to 2025-10-29

2 data types available - data from 2019-05-17 to 2025-10-29

0 data types available

0 observed properties (data types) available

2 data types available - data from 2019-05-17 to 2025-10-28

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Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Location identification number	01342732	n/a
Location name	MOHAWK RIVER AT ILION NY	n/a
Site type	Stream	ST
Decimal latitude (WGS84)	43.01975	n/a
Decimal longitude (WGS84)	-75.0284722222222	n/a
Latitude-longitude method	Interpolated from Digital MAP.	N
Latitude-longitude accuracy	Accurate to + or - .1 sec (Differentially-Corrected GPS).	1
District	New York	36
State	New York	36
County	Herkimer County	043
Country	United States of America	n/a
Altitude of gage/land surface	380 feet	n/a
Method altitude determined	Interpolated from Digital Elevation Model	N
Altitude accuracy	10 feet	n/a
Altitude datum	North American Vertical Datum of 1988	NAVD88
Subbasin hydrologic unit	Mohawk	02020004
Drainage basin		n/a
Date of first construction		n/a
Drainage area	666 square miles	n/a
Contributing drainage area		n/a
Time zone abbreviation	EST	n/a
Site honors Daylight Saving Time	N	n/a
National aquifer		n/a
Local aquifer		n/a
Local aquifer type		n/a
Well depth		n/a
Hole depth		n/a
Source of depth data		n/a