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Important for you to know:

  • New to WDFN: see current water conditions throughout the state using the new State Pages. Visit the Louisiana page for an example. Filter by continuous data type and age of data, view latest values, and link to graphing options to explore the data further. You can update the state name in the URL to visit your State Page or read our announcement on the Water Data for the Nation blog to find links to all the state and territory pages.
Important Legacy real-time page

USGS Parameter Group Data Types Start Date End Date
Information Water-quality 2020-09-01 2023-08-31
Inorganics, Major, Metals Water-quality 2020-09-01 2023-08-31
Inorganics, Major, Non-metals Unit Values, Water-quality 2020-09-01 2024-12-03
Inorganics, Minor, Non-metals Water-quality 2020-09-01 2023-08-31
Inorganics, Minor, metals Water-quality 2020-09-01 2023-08-31
Microbiological Water-quality 2020-09-01 2023-08-31
Nutrient Water-quality 2020-09-01 2023-03-02
Organics, other Water-quality 2020-09-01 2023-08-31
Organics, pesticide Water-quality 2021-08-25 2021-08-25
Physical Daily Values, Unit Values, Water-quality 2020-09-01 2024-12-03
n/a USGS Annual Water Data Reports Site 2021-01-01 2023-01-01
Water Data for the Nation inventory

Monitoring location 50048570 is associated with a Lake, Reservoir, Impoundment in Guaynabo Municipio, Puerto Rico. Current conditions of Dissolved oxygen, Lake or reservoir elevation, Specific conductance, and more are available. Water data back to 2020 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
50048570 n/a
Site name
LAS CASAS LAKE AT FORT BUCHANAN, GUAYNABO, PR n/a
Site type
Lake, Reservoir, Impoundment
LK
DMS latitude 182459.74 n/a
DMS longitude 0660726.20 n/a
Decimal latitude 18.41459765 n/a
Decimal longitude -66.1235553 n/a
Latitude-longitude method
Mapping grade GPS unit (handheld accuracy range 12 to 40 ft) G
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
Guaynabo Municipio 061
Country US n/a
Land net location description n/a
Name of location map SAN JUAN n/a
Scale of location map 20000 n/a
Altitude of Gage/land surface 14 feet n/a
Method altitude determined GNSS4 - Level 4 Quality Survey Grade Global Navigation Satellite System Z
Altitude accuracy .33 feet n/a
Altitude datum
Puerto Rico Vertical Datum of 2002 PRVD02
Subbasin hydrologic unit
21010005
Drainage basin
n/a
Topographic setting
Lake or Swamp
L
Flags for instruments at site YNNNYNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
n/a
Date site established or inventoried 20200722 n/a
Drainage area
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 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 n/a