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New WQX 3.0 profiles are available at waterqualitydata.us/beta/. These profiles will contain recent USGS data added since March 11, 2024, which marks the beginning of limited accessibility for USGS data. Read more about the 3.0 profiles and associated changes here.

This legacy user interface will continue to function for several weeks. However, this user interface only serves WQX2.2 profiles, which do NOT contain USGS data added after March 11, 2024.

WQP Home >  Providers >  STORET >  PR_LAKES >  PR_LAKES-LAKE-89034

PONCE, LAGO CERRILLOS (PR_LAKES-LAKE-89034) site data in the Water Quality Portal

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

This reservoir site, maintained by the Puerto Rico Environmental Quality Board (Surface Water) (identifier PR_LAKES), has the name "PONCE, LAGO CERRILLOS" and has the identifier PR_LAKES-LAKE-89034. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)21010004.

This site is located in Ponce Municipio County, Puerto Rico at 18.0825000 degrees latitude and -66.5772222 degrees longitude using the datum UNKWN. No horizontal location accuracy metadata is available.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "PR_LAKES-LAKE-89034" 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.

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*
Biological 2000 - 2006
Information 1999 - 2007
Inorganics, Minor, Metals 1999 - 2004
Inorganics, Minor, Non-metals 1999 - 2001
Microbiological 1999 - 2007
Nutrient 1999 - 2007
Organics, PCBs 1999 - 2007
Organics, Pesticide 1999 - 2007
Physical 1999 - 2007
*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 PR_LAKES
OrganizationFormalName Puerto Rico Environmental Quality Board (Surface Water)
MonitoringLocationIdentifier PR_LAKES-LAKE-89034
MonitoringLocationName PONCE, LAGO CERRILLOS
MonitoringLocationTypeName Reservoir
MonitoringLocationDescriptionText ¶¶¶¶¶¶¶¶¶¶¶¶¶¶¶MIGRATED FROM LEGACY STORET AGENCY CODE (21PREQB ) ON 18-FEB-00¶MAJOR BASIN NAME: ¶BASIN CODE: 181000¶MINOR BASIN NAME:
HUCEightDigitCode 21010004
LatitudeMeasure 18.0825000
LongitudeMeasure -66.5772222
HorizontalCollectionMethodName Unknown
HorizontalCoordinateReferenceSystemDatumName UNKWN
CountryCode US
StateCode 72
CountyCode 113
ProviderName STORET