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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
- For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
- For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
- For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
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USGS Water-Year Summary 2024
50111500 RIO JACAGUAS AT JUANA DIAZ, PR
LOCATION - Lat 18°03'15.47", long 66°30'39.69" referenced to North American Datum of 1927, Juana Diaz Municipio, PR, Hydrologic Unit 21010004, on State Road 14 bridge, 0.4 mi (0.6 km) west of Juana Díaz plaza, and 4 mi (6.4 km) downstream from Lago Guayabal.
DRAINAGE AREA - 49.8 mi². (133 km2).
REVISIONS HISTORY - Revised - in 2021 based on ArcHydro 2020, more detailed topo used.
SURFACE-WATER RECORDS
PERIOD OF RECORD - March 14, 1984 to current year.
GAGE - Water-stage recorder, crest stage gage, and satellite telemetry at station. Elevation of gage is 131 ft (40 m) above National Geodetic Vertical Datum (NGVD) of 1929, from topographic map.
REMARKS - Flow is completely regulated by Lago Guayabal Reservoir, approximately 1.15 mi (1.851 km) upstream, since 1913.
CLIMATOLOGICAL RECORDS
PERIOD OF RECORD - June 2018 to current year.
INSTRUMENTATION - Tipping bucket precipitation gage and data collection platform – 15 minutes interval.
WATER-QUALITY RECORDS
PERIOD OF RECORD - March 15, 1960 to February 2, 1965; discontinued.
