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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 1995-12-12 2012-11-08
Inorganics, Major, Metals Water-quality 2005-03-09 2013-02-27
Inorganics, Major, Non-metals Water-quality 2005-03-09 2013-06-07
Inorganics, Minor, Non-metals Water-quality 2005-03-09 2013-02-27
Inorganics, Minor, metals Water-quality 2005-03-09 2013-02-27
Microbiological Water-quality 2005-03-09 2013-06-07
Nutrient Water-quality 2005-03-09 2013-06-07
Organics, other Water-quality 2005-03-09 2013-02-27
Physical Daily Values, Unit Values, Water-quality 1990-02-01 2024-11-21
Sediment Daily Values, Water-quality 1990-02-09 2002-09-29
n/a Peak Measurements 1990-10-20 2023-04-08
n/a Site Visits 1991-02-12 2024-10-22
n/a USGS Annual Water Data Reports Site 2006-01-01 2023-01-01
Water Data for the Nation inventory

Monitoring location 50051800 is associated with a Stream in San Lorenzo Municipio, Puerto Rico. Current conditions of Discharge and Gage height are available. Water data back to 1990 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
50051800 n/a
Site name
RIO GRANDE DE LOIZA AT HWY 183 SAN LORENZO, PR n/a
Site type
Stream
ST
DMS latitude 181108.54 n/a
DMS longitude 0655741.21 n/a
Decimal latitude 18.1837189 n/a
Decimal longitude -65.9610553 n/a
Latitude-longitude method
Interpolated from Digital MAP. N
Latitude-longitude accuracy
Accurate to + or - .5 sec (PLGR/PPS GPS). 5
Latitude-longitude datum
North American Datum of 1927 NAD27
Decimal Latitude-longitude datum North American Datum of 1983 NAD83
District
Puerto Rico 72
State
Puerto Rico 72
County
San Lorenzo Municipio 129
Country US n/a
Land net location description n/a
Name of location map JUNCOS n/a
Scale of location map 20000 n/a
Altitude of Gage/land surface 263.16 feet n/a
Method altitude determined Interpolated from topographic map. M
Altitude accuracy 16 feet n/a
Altitude datum
National Geodetic Vertical Datum of 1929 NGVD29
Subbasin hydrologic unit
21010005
Drainage basin
12 n/a
Topographic setting
Stream channel
C
Flags for instruments at site NNNNYNNNNYNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
n/a
Date site established or inventoried 19891204 n/a
Drainage area
41.09 square miles n/a
Contributing drainage area n/a
Time Zone abbreviation AST 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 PR454310400 n/a