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Important for you to know:

  • New to WDFN: see current water conditions throughout the state using the new State Pages. Visit the Louisiana page for an example. Filter by continuous data type and age of data, view latest values, and link to graphing options to explore the data further. You can update the state name in the URL to visit your State Page or read our announcement on the Water Data for the Nation blog to find links to all the state and territory pages.
Important Legacy real-time page

USGS Parameter Group Data Types Start Date End Date
Physical Daily Values, Unit Values 1979-06-28 2024-12-04
n/a Peak Measurements 1936-03-12 2023-07-10
n/a Site Visits 1979-07-13 2024-09-24
n/a USGS Annual Water Data Reports Site 2005-01-01 2023-01-01
Water Data for the Nation inventory

Monitoring location 01387400 is associated with a Stream in Rockland County, New York. Current conditions of Discharge and Gage height are available. Water data back to 1936 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
01387400 n/a
Site name
RAMAPO RIVER AT RAMAPO NY n/a
Site type
Stream
ST
DMS latitude 410825 n/a
DMS longitude 0741007 n/a
Decimal latitude 41.14027778 n/a
Decimal longitude -74.1686111 n/a
Latitude-longitude method
Interpolated from MAP. M
Latitude-longitude accuracy
Accurate to + or - 1 sec. S
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
Rockland County 087
Country US n/a
Land net location description n/a
Name of location map SLOATSBURG, NY n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 295.78 feet n/a
Method altitude determined Level or other surveyed method. L
Altitude accuracy .01 feet n/a
Altitude datum
North American Vertical Datum of 1988 NAVD88
Subbasin hydrologic unit
Hackensack-Passaic 02030103
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site YNNNYNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
n/a
Date site established or inventoried n/a
Drainage area
86.9 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
n/a
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

Operated in cooperation with:

logo for NYS Department of Environmental Conservation
NYS Department of Environmental Conservation
logo for USGS - Cooperative Matching Funds
USGS - Cooperative Matching Funds