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WQP Home >  Providers >  NWIS >  USGS-PR >  USGS-50143200

RIO GUABA NR LAS MARIAS, PR (USGS-50143200) site data in the Water Quality Portal

Data Provider: NWIS (Learn more about Water Quality Portal Data Providers)

This stream site, maintained by the USGS Puerto Rico Water Science Center (identifier USGS-PR), has the name "RIO GUABA NR LAS MARIAS, PR" and has the identifier USGS-50143200. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)21010003. See more details of this site the the USGS NWIS Web page for this site. This site has a drainage area of 25.4 sq mi.

This site is located in Las Marias Municipio County, Puerto Rico at 18.22495520000000 degrees latitude and -66.9421218000000 degrees longitude using the datum NAD83. The horizontal location collection method was "Interpolated from MAP." and the accuracy is 1 seconds. The source map scale is 1:20000. This site is at an elevation of 623.36 feet and the accuracy of the elevation measurement, collected using the method "Interpolated from topographic map." is 16 feet. The vertical coordinate reference system is NGVD29.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "USGS-50143200" into the "Site ID" box under Site Parameters

What other monitoring locations are upstream or downstream from this one?

Upstream and downstream locations

This map shows all Water Quality Portal stations that are 10 miles upstream (dashed dark blue) and 10 miles downstream (solid light blue) of this monitoring location (indicated by the large blue circle). The upstream and downstream functionality is provided by the Network Linked Data Index.

Leaflet USGS The National Map: National Boundaries Dataset, 3DEP Elevation Program, Geographic Names Information System, National Hydrography Dataset, National Land Cover Database, National Structures Dataset, and National Transportation Dataset; USGS Global Ecosystems; U.S. Census Bureau TIGER/Line data; USFS Road data; Natural Earth Data; U.S. Department of State HIU; NOAA National Centers for Environmental Information. Data refreshed February, 2025.

When were data collected at this location?

Periods of record for data characteristic groups

For a more detailed breakdown of data, go to the Monitoring Report at the EPA How's My Waterway Application
Characteristic Group Date Range*
Inorganics, Major, Metals 1960 - 1966
Inorganics, Major, Non-metals 1960 - 2003
Inorganics, Minor, Metals 1963 - 2003
Inorganics, Minor, Non-metals 2003 - 2003
Microbiological 2003 - 2003
Nutrient 1963 - 2003
Physical 1960 - 2003
*Date ranges may contain gap years

What other information is available for this location?

Detailed Metadata

For the definitions of the metadata elements, please go to the Water Quality Portal user guide

Location Metadata Value
OrganizationIdentifier USGS-PR
OrganizationFormalName USGS Puerto Rico Water Science Center
MonitoringLocationIdentifier USGS-50143200
MonitoringLocationName RIO GUABA NR LAS MARIAS, PR
MonitoringLocationTypeName Stream
HUCEightDigitCode 21010003
DrainageAreaMeasure/MeasureValue 25.4
DrainageAreaMeasure/MeasureUnitCode sq mi
LatitudeMeasure 18.22495520000000
LongitudeMeasure -66.9421218000000
SourceMapScaleNumeric 20000
HorizontalAccuracyMeasure/MeasureValue 1
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName Interpolated from MAP.
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 623.36
VerticalMeasure/MeasureUnitCode feet
VerticalAccuracyMeasure/MeasureValue 16
VerticalAccuracyMeasure/MeasureUnitCode feet
VerticalCollectionMethodName Interpolated from topographic map.
VerticalCoordinateReferenceSystemDatumName NGVD29
CountryCode US
StateCode 72
CountyCode 083
ProviderName NWIS