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USGS 50049100 RIO PIEDRAS AT HATO REY, PR

  Stream Site

DESCRIPTION:
Latitude 18°24'34.38",   Longitude 66°04'09.60"   NAD27
San Juan Municipio, Puerto Rico, Hydrologic Unit 21010005
Drainage area: 15.2 square miles
Datum of gage: 16.4 feet above   NGVD29.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    1994-01-28  2026-01-19  
 Daily Data
    Precipitation, total, inches  2019-02-01  2022-03-22  281 
    Discharge, cubic feet per second  1972-02-29  2026-01-18  14224 
    Gage height, feet  1994-01-29  2026-01-18  8946 
 Daily Statistics 
    Discharge, cubic feet per second  1972-02-29  2025-05-07 13968 
    Gage height, feet  1994-01-29  2025-05-07 8478 
 Monthly Statistics 
    Discharge, cubic feet per second  1972-02  2025-05  
    Gage height, feet  1994-01  2025-05  
 Annual Statistics 
    Discharge, cubic feet per second  1972  2025  
    Gage height, feet  1994  2025  
 Peak streamflow 1970-06-17  2024-08-14  48 
 Field measurements 1988-02-08  2025-12-17  403 
 Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) 1970-10-06  2024-02-15  296 
 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