USGS Water-Year Summary 2019
50027100 LAGO DOS BOCAS AT DAMSITE NEAR UTUADO, PR
LOCATION - Lat 18°20'14.76", long 66°40'01.10" referenced to North American Datum of 1927, Arecibo Municipio, PR, Hydrologic Unit 21010002, on upstream side of State Road 146 over dam site; close to the center of dam, 10 mi (16 km) southeast of Arecibo, 4.1 mi (6.6 km) north of Lago Caonillas Dam, 5.3 mi (8.5 km) northeast of Utuado plaza, and 3.8 m (6.1 km) of Antonio Sánchez de Padilla School.
DRAINAGE AREA - 169.45 mi², (438.87 km2).
PERIOD OF RECORD - March 1999 to current year.
GAGE - Water-stage recorder, satellite and radio telemetry at station. Elevation of gage is above National Geodetic Vertical Datum (NGVD) of 1929, feet.
COOPERATION - Puerto Rico Aqueduct and Sewer Authority (PRASA).
EXTREMES FOR PERIOD OF RECORD - Maximum elevation, 303.24 ft (92.43 m), October 8, 2010; minimum elevation, 275.65 ft (84.02 m), August 7, 2012.