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USGS 50055000 RIO GRANDE DE LOIZA AT CAGUAS, PR

  Stream Site

DESCRIPTION:
Latitude 18°14'33.70",   Longitude 66°00'34.52"   NAD27
Caguas Municipio, Puerto Rico, Hydrologic Unit 21010005
Drainage area: 89.8 square miles
Datum of gage: 164.04 feet above   NGVD29.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    1985-10-06  2025-10-29  
 Daily Data
    Discharge, cubic feet per second  1959-11-17  2025-10-28  24088 
    Gage height, feet  2016-11-10  2025-10-28  3111 
    Suspended sediment concentration, milligrams per liter  1983-10-01  2004-09-29  7670 
    Suspended sediment discharge, short tons per day  1983-10-01  2004-09-29  7670 
    Bedload sediment discharge, short tons per day  1983-10-01  1989-09-29  2191 
 Daily Statistics 
    Discharge, cubic feet per second  1959-11-17  2025-08-03 24002 
    Gage height, feet  2016-11-10  2025-08-03 3025 
    Suspended sediment concentration, milligrams per liter  1983-10-01  2004-09-29 7670 
    Suspended sediment discharge, short tons per day  1983-10-01  2004-09-29 7670 
    Bedload sediment discharge, short tons per day  1983-10-01  1989-09-29 2191 
 Monthly Statistics 
    Discharge, cubic feet per second  1959-11  2025-08  
    Gage height, feet  2016-11  2025-08  
    Suspended sediment concentration, milligrams per liter  1983-10  2004-09  
    Suspended sediment discharge, short tons per day  1983-10  2004-09  
    Bedload sediment discharge, short tons per day  1983-10  1989-09  
 Annual Statistics 
    Discharge, cubic feet per second  1960  2025  
    Gage height, feet  2017  2025  
    Suspended sediment concentration, milligrams per liter  1984  2004  
    Suspended sediment discharge, short tons per day  1984  2004  
    Bedload sediment discharge, short tons per day  1984  1989  
 Peak streamflow 1945-08-04  2024-06-02  65 
 Field measurements 1960-09-06  2025-08-21  307 
 Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) 1959-02-25  2024-02-14  603 
 Water-Year Summary 2006  2024  19 
 Revisions  Loading...
OPERATION:
Record for this site is maintained by the USGS Caribbean Water Science Center
Email questions about this site to Caribbean Water Science Center Water-Data Inquiries