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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 Legacy real-time page

USGS Parameter Group Data Types Start Date End Date
Inorganics, Major, Non-metals Daily Values, Unit Values 2014-09-03 2016-09-30
Physical Daily Values, Unit Values 1985-07-23 2024-11-21
n/a Peak Measurements 2014-04-23 2022-10-01
n/a Site Visits 1989-03-14 2024-10-16
n/a USGS Annual Water Data Reports Site 2014-01-01 2023-01-01
Water Data for the Nation inventory

Monitoring location 02231291 is associated with a Stream in Duval County, Florida. Current conditions of Discharge, Gage height, and Mean water velocity for discharge computation are available. Water data back to 1985 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
02231291 n/a
Site name
NASSAU RIVER NEAR TISONIA, FL n/a
Site type
Stream
ST
DMS latitude 303302 n/a
DMS longitude 0813524 n/a
Decimal latitude 30.5507931 n/a
Decimal longitude -81.5898179 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 1927 NAD27
Decimal Latitude-longitude datum North American Datum of 1983 NAD83
District
125 n/a
State
Florida 12
County
Duval County 031
Country US n/a
Land net location description S34 T02N R27E T n/a
Name of location map HEDGES, FL n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface n/a
Method altitude determined n/a
Altitude accuracy n/a
Altitude datum
n/a
Subbasin hydrologic unit
03070205
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site YNNNYNNNNNNNNNYNNNNNNNNNNNNNNN n/a
Date of first construction
19850813 n/a
Date site established or inventoried 19850813 n/a
Drainage area
285 square miles n/a
Contributing drainage area n/a
Time Zone abbreviation EST n/a
Site honors Daylight Saving Time
Y n/a
Data reliability
Data have been checked by the reporting agency. C
Data-other GW files NYNNNNNN 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 00101 n/a

Operated in cooperation with:

logo for St. Johns River Water Management District
St. Johns River Water Management District
logo for USGS - Cooperative Matching Funds
USGS - Cooperative Matching Funds