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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.
Important Inventory Page

USGS Parameter Group Data Types Start Date End Date
Physical Groundwater Levels 1951-12-16 1951-12-16
Water Data for the Nation inventory

Monitoring location 411101074021301 is associated with a Test hole not completed as a well in Rockland County, New York. Water data back to 1951 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
411101074021301 n/a
Site name
RO 579 n/a
Site type
Test hole not completed as a well
GW-TH
DMS latitude 411100.74 n/a
DMS longitude 0740212.74 n/a
Decimal latitude 41.18353889 n/a
Decimal longitude -74.0368722 n/a
Latitude-longitude method
Interpolated from MAP. M
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
Rockland County 087
Country US n/a
Land net location description n/a
Name of location map THIELLS, NY n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 517 feet n/a
Method altitude determined Interpolated from topographic map. M
Altitude accuracy 10 feet n/a
Altitude datum
National Geodetic Vertical Datum of 1929 NGVD29
Subbasin hydrologic unit
Lower Hudson 02030101
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
19450101 n/a
Date site established or inventoried 19511216 n/a
Drainage area
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 YY Y n/a
National aquifer n/a
Local aquifer n/a
Local aquifer type
n/a
Well depth 20 feet n/a
Hole depth
n/a
Source of depth data S n/a
Project number BULLGW-42 n/a