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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.
- Not all sites have reports available for every water year.
USGS Water-Year Summary 2024
50047535 RIO DE BAYAMON AT ARENAS, PR
LOCATION - Lat 18°10'09", long 66°07'19" referenced to North American Datum of 1927, Cidra Municipio, PR, Hydrologic Unit 21010005, at left bank, 2.6 mi (4.2 km) southeast of Cidra plaza, 0.6 mi (0.9 km) southwest from Segunda Unidad de Bayamón School, and 2.7 mi (4.3 km) northeast from Central Cayey.
DRAINAGE AREA - 0.42 mi². (1.0 km2).
REVISIONS HISTORY -
Peak gage height and discharge removed in 1992 water year due to incomplete year of data collection. 2017 water year peak discharge based on rating and confirmed by indirect discharge measurement.
Drainage area revised in 2021 based on ArcHydro 2020, more detailed topo used.
SURFACE-WATER RECORDS
PERIOD OF RECORD - July 25, 1992 to September 30, 1993, October 1995 to current year.
GAGE - Water-stage recorder, satellite telemetry at station. Datum of gage is 1351.8 ft. (412.0 m). Elevation or datum was previously reported as 1,380 ft (420 m) above mean sea level and NGVD 29 and was established via topographic map and a new GNSS survey was used to establish a PRVD02 datum because the topographic map datum did not meet the new accuracy requirements.
REMARKS - Low flow affected by water extraction from unknown source.
CLIMATOLOGICAL RECORDS
PERIOD OF RECORD - June 2018 to current year.
WATER-QUALITY RECORDS
PERIOD OF RECORD - November 10, 1992 to February 4, 1994; discontinued.
