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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
Information Water-quality 1971-10-07 2011-08-19
Inorganics, Major, Metals Water-quality 1965-03-25 2011-04-14
Inorganics, Major, Non-metals Daily Values, Water-quality 1965-01-27 2011-08-19
Inorganics, Minor, Non-metals Water-quality 1970-05-19 2011-04-14
Inorganics, Minor, metals Water-quality 1965-03-25 2011-04-14
Nutrient Daily Values, Water-quality 1965-01-27 2011-08-19
Organics, other Water-quality 1970-10-07 1991-05-16
Physical Daily Values, Unit Values, Water-quality 1950-05-01 2024-11-21
Radiochemistry Water-quality 1980-10-23 1980-10-23
n/a Peak Measurements 1950-09-07 2023-09-01
n/a Site Visits 1950-05-24 2024-08-07
n/a USGS Annual Water Data Reports Site 2006-01-01 2023-01-01
Water Data for the Nation inventory

Monitoring location 02301000 is associated with a Stream in Hillsborough County, Florida. Current conditions of Discharge, Gage height, and Stream water level elevation above NAVD 1988 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
02301000 n/a
Site name
NORTH PRONG ALAFIA RIVER AT KEYSVILLE FL n/a
Site type
Stream
ST
DMS latitude 275301 n/a
DMS longitude 0820601 n/a
Decimal latitude 27.8839148 n/a
Decimal longitude -82.10008689 n/a
Latitude-longitude method
Interpolated from MAP. M
Latitude-longitude accuracy
Accurate to + or - 5 sec. F
Latitude-longitude datum
North American Datum of 1927 NAD27
Decimal Latitude-longitude datum North American Datum of 1983 NAD83
District
124 n/a
State
Florida 12
County
Hillsborough County 057
Country US n/a
Land net location description SW S10 T30S R22E n/a
Name of location map NICHOLS n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 37.59 feet n/a
Method altitude determined Level or other surveyed method. L
Altitude accuracy .1 feet n/a
Altitude datum
North American Vertical Datum of 1988 NAVD88
Subbasin hydrologic unit
03100204
Drainage basin
n/a
Topographic setting
Stream channel
C
Flags for instruments at site NNNNYNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
n/a
Date site established or inventoried 195005 n/a
Drainage area
135 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
Unchecked data. U
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 459600100 n/a