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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
Information Water-quality 1985-03-01 2000-10-23
Physical Groundwater Levels, Water-quality 1985-03-01 2002-01-28
Water Data for the Nation inventory

Monitoring location 304410081592101 is associated with a Well in Nassau County, Florida. Water data back to 1985 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
304410081592101 n/a
Site name
N-120 HUMPHREYS MINING NO. 2 n/a
Site type
Well
GW
DMS latitude 304422 n/a
DMS longitude 0815918 n/a
Decimal latitude 30.73967864 n/a
Decimal longitude -81.98816949 n/a
Latitude-longitude method
Long range navigation system. L
Latitude-longitude accuracy
Accurate to + or - 1 sec. S
Latitude-longitude datum
North American Datum of 1927 NAD27
Decimal Latitude-longitude datum North American Datum of 1983 NAD83
District
125 n/a
State
Florida 12
County
Nassau County 089
Country US n/a
Land net location description NENWNWS26 T04N R23E n/a
Name of location map HILLARD n/a
Scale of location map n/a
Altitude of Gage/land surface 96.12 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
03070204
Drainage basin
n/a
Topographic setting
Hilltop
H
Flags for instruments at site NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
19730629 n/a
Date site established or inventoried 19850124 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
Data have been checked by the reporting agency. C
Data-other GW files YYNYNYNN n/a
National aquifer n/a
Local aquifer Floridan Aquifer System 120FLRD
Local aquifer type
n/a
Well depth 923 feet n/a
Hole depth
923 feet n/a
Source of depth data D n/a
Project number n/a