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Peak Streamflow for USA
Grouped by County

Site Selection Results -- 24 sites found


Hydrologic region = 21010003
Minimum number of observations = 1

Save file of selected sites to local disk for future upload

Data for individual sites can be obtained by selecting the site number below

  group icon Adjuntas Municipio, Puerto Rico
Agency Site Number Site Name Period of Record
Begin Date End Date Peaks
USGS 50141000 RIO BLANCO NR ADJUNTAS, PR 1946-10-22 1984-11-03 29
USGS 50141600 RIO GUAYO AT MOUTH NR LARES, PR 1949-10-25 1954-10-13 5
  group icon Aguada Municipio, Puerto Rico
Agency Site Number Site Name Period of Record
Begin Date End Date Peaks
USGS 50148890 RIO CULEBRINAS AT MARGARITA DAMSITE NR AGUADA, PR 1998-09-22 2021-05-30 24
  group icon Anasco Municipio, Puerto Rico
Agency Site Number Site Name Period of Record
Begin Date End Date Peaks
USGS 50144000 RIO GRANDE DE ANASCO NR SAN SEBASTIAN, PR 1963-11-02 2023-09-19 60
USGS 50145000 RIO GRANDE DE ANASCO AT EL ESPINO, PR 1961-08-19 1963-09-27 3
  group icon Cabo Rojo Municipio, Puerto Rico
Agency Site Number Site Name Period of Record
Begin Date End Date Peaks
USGS 50130320 QUEBRADA MAMEY AT JOYUDA, PR 1986-05-13 1987-11-27 3
USGS 50135500 QUEBRADA MENDOZA AT CABO ROJO, PR 1967-05-03 1972-10-03 5
  group icon Hormigueros Municipio, Puerto Rico
Agency Site Number Site Name Period of Record
Begin Date End Date Peaks
USGS 50136400 RIO ROSARIO NR HORMIGUEROS, PR 1985-10-07 2022-09-18 36
USGS 50138000 RIO GUANAJIBO NR HORMIGUEROS, PR 1975-09-16 2022-09-19 47
  group icon Lares Municipio, Puerto Rico
Agency Site Number Site Name Period of Record
Begin Date End Date Peaks
USGS 50142700 RIO PRIETO NR LARES, PR 1949-09-22 1958-05-02 7
  group icon Las Marias Municipio, Puerto Rico
Agency Site Number Site Name Period of Record
Begin Date End Date Peaks
USGS 50143150 RIO BUCARABONES NR LAS MARIAS, PR 1967-09-11 1970-09-23 4
USGS 50143200 RIO GUABA NR LAS MARIAS, PR 1967-09-11 1967-09-11 1
USGS 50145395 RIO CASEI ABV HACIENDA CASEI, PR 2003-10-31 2012-10-17 10
  group icon Mayaquez Municipio, Puerto Rico
Agency Site Number Site Name Period of Record
Begin Date End Date Peaks
USGS 50139000 RIO YAGUEZ AT MAYAGUEZ, PR 1933-03-03 1971-10-15 6
  group icon Moca Municipio, Puerto Rico
Agency Site Number Site Name Period of Record
Begin Date End Date Peaks
USGS 50147800 RIO CULEBRINAS AT HWY 404 NR MOCA, PR 1967-11-19 2022-10-15 53
  group icon Sabana Grande Municipio, Puerto Rico
Agency Site Number Site Name Period of Record
Begin Date End Date Peaks
USGS 50129000 RIO LOCO NR YAUCO, PR 1963-08-03 1963-08-03 1
  group icon San German Municipio, Puerto Rico
Agency Site Number Site Name Period of Record
Begin Date End Date Peaks
USGS 50131990 RIO GUANAJIBO AT HWY 119 AT SAN GERMAN, PR 1992-01-06 2001-12-22 11
USGS 50133500 RIO GUANAJIBO TRIBUTARY NR SAN GERMAN, PR 1967-05-14 1967-05-14 1
USGS 50136000 RIO ROSARIO AT ROSARIO, PR 1975-09-16 1985-10-07 12
  group icon San Sebastian Municipio, Puerto Rico
Agency Site Number Site Name Period of Record
Begin Date End Date Peaks
USGS 50010600 RIO GUAJATACA ABV LAGO DE GUAJATACA, PR 1984-09-13 1989-07-13 6
USGS 50143930 RIO GRANDE DE ANASCO AT BO. GUACIO, PR 2003-08-14 2013-05-18 11
USGS 50147000 RIO CULEBRINAS AT SAN SEBASTIAN, PR 1960-05-20 1982-07-06 22
USGS 50147200 RIO GUATEMALA AT SAN SEBASTIAN, PR 1967-06-13 1969-10-30 3
USGS 50147300 RIO SONADOR AT PERCHAS, PR 1966-10-18 1968-08-18 2