USGS Water-Year Summary 2019
50106100 RIO COAMO AT HWY 14 AT COAMO, PR
LOCATION - Lat 18°05'00.62", long 66°21'17.35" referenced to North American Datum of 1927, Coamo Municipio, PR, Hydrologic Unit 21010004, on State Road 14 bridge, 0.8 mi (1.3 km) northeast from Parque Atlético, and 1.2 mi (1.9 km) southeast from WCPR Radio Antenna.
DRAINAGE AREA - 43.5 mi². (113 km2).
PERIOD OF RECORD - January 1987 to current year. Prior to September 2000, published as Río Coamo at Coamo, PR.
GAGE - Water-stage recorder, satellite telemetry at station. Elevation of gage is 328 ft (100 m), above National Geodetic Vertical Datum (NGDV) of 1929, from topographic map.
PERIOD OF RECORD - October 2016 to current year.
INSTRUMENTATION - Tipping bucket precipitation gage and data collection platform – 15 minutes interval.