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Important for you to know:

  • New to WDFN: see current water conditions throughout the state using the new State Pages. Filter by continuous data type and age of data, view latest values, and link to graphing options to explore the data further. To learn more, read our announcement on the Water Data for the Nation blog.

Stage-discharge relation may be affected by tidal backwater.

Important Legacy real-time page

USGS Parameter Group Data Types Start Date End Date
Information Water-quality 1970-10-27 1996-02-12
Inorganics, Major, Metals Water-quality 1966-05-06 1996-02-12
Inorganics, Major, Non-metals Water-quality 1966-05-06 1996-02-12
Inorganics, Minor, Non-metals Water-quality 1972-04-18 1974-03-27
Inorganics, Minor, metals Water-quality 1966-05-06 1996-02-12
Nutrient Water-quality 1966-05-06 1996-02-12
Organics, other Water-quality 1966-05-06 1996-02-12
Organics, pesticide Water-quality 1986-07-25 1995-01-25
Physical Daily Values, Unit Values, Water-quality 1950-07-01 2024-11-21
n/a Peak Measurements 1951-04-04 2023-09-29
n/a Site Visits 1950-07-06 2024-07-15
n/a USGS Annual Water Data Reports Site 2005-01-01 2023-01-01
Water Data for the Nation inventory

Monitoring location 01303500 is associated with a Stream in Nassau County, New York. Current conditions of Discharge and Gage height are available. Water data back to 1950 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
01303500 n/a
Site name
COLD SPRING BROOK AT COLD SPRING HARBOR NY n/a
Site type
Stream
ST
DMS latitude 405125.8 n/a
DMS longitude 0732748.8 n/a
Decimal latitude 40.85716667 n/a
Decimal longitude -73.4635556 n/a
Latitude-longitude method
Interpolated from Digital MAP. N
Latitude-longitude accuracy
Accurate to + or - .1 sec (Differentially-Corrected GPS). 1
Latitude-longitude datum
North American Datum of 1983 NAD83
Decimal Latitude-longitude datum North American Datum of 1983 NAD83
District
New York 36
State
New York 36
County
Nassau County 059
Country US n/a
Land net location description n/a
Name of location map HUNTINGTON, NY n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 5.38 feet n/a
Method altitude determined Level or other surveyed method. L
Altitude accuracy .01 feet n/a
Altitude datum
National Geodetic Vertical Datum of 1929 NGVD29
Subbasin hydrologic unit
Northern Long Island 02030201
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site YNNNYNNNNNYNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
n/a
Date site established or inventoried n/a
Drainage area
7.83 square miles n/a
Contributing drainage area n/a
Time Zone abbreviation EST n/a
Site honors Daylight Saving Time
N n/a
Data reliability
Minimal data. M
Data-other GW files NNNNNNNN 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
Project number n/a

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Suffolk County Water Authority
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USGS - Cooperative Matching Funds