USGS Water-Year Summary 2017
50058350 RIO CANAS AT RIO CANAS, PR
LOCATION - Lat 18°17'40.20", long 66°02'42.32" referenced to North American Datum of 1927, Caguas Municipio, PR, Hydrologic Unit 21010005, at right bank, off State Road 798, upstream side from bridge on Luis A. Ferré Expressway (PR-52), 0.5 mi (0.8 km ) northeast from Segunda Unidad de Francisco Valdes School, and 0.8 mi (1.3 km) north of La Barra.
DRAINAGE AREA - 7.53 mi², (19.5 km2).
PERIOD OF RECORD - March 1990 to November 2003, May 2004 to current year.
GAGE - Water-stage recorder, crest-stage gage, and satellite telemetry at station. Elevation of gage is 150 ft (45.7 m), above National Geodetic Vertical Datum (NGVD) of 1929, from topographic map.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 7,960 ft³/s (325 m3/s), May 24, 2005, gage height, 24.97 ft (7.61 m), from flood marks, from rating curve extended above maximum value of 24.19 ft (7.37 m) and 7,000 ft³/s (198 m3/s) from step-backwater analysis.