Caonillas River

Caonillas River
View of the Caonillas Lake, a reservoir of the Caonillas River.
EtymologyFrom Spanish "caonillas", plural diminutive of the Taíno word "caona" meaning 'gold'.
Native nameRío Caonillas (Spanish)
Location
CommonwealthPuerto Rico
MunicipalityUtuado
Physical characteristics
Source 
 • locationMeeting of the Jauca and Jayuya Rivers in Paso Palma, Utuado
Mouth 
 • location
Dos Bocas Lake in Río Arriba, Arecibo
 • coordinates
18°19′59″N 66°39′57″W / 18.3330063°N 66.6657295°W / 18.3330063; -66.6657295
 • elevation
299 ft.
Basin features
Tributaries 
 • rightLimón River

The Caonillas River (Spanish: Río Caonillas) is a tributary of the Arecibo River (Río Grande de Arecibo) that flows through the municipality of Utuado, Puerto Rico.