The Río Grande de Arecibo (Arecibo River) is a river of

Puerto Rico Puerto Rico (; abbreviated PR; tnq, Boriken, ''Borinquen''), officially the Commonwealth of Puerto Rico ( es, link=yes, Estado Libre Asociado de Puerto Rico, lit=Free Associated State of Puerto Rico), is a Caribbean island and Unincorporated ...

. The headwaters lie in the mountains to the south of

Adjuntas Adjuntas (, ) is a small mountainside town and municipality in Puerto Rico located central midwestern portion of the island on the Cordillera Central, north of Yauco, Guayanilla, and Peñuelas; southeast of Utuado; east of Lares and Yauco; an ...

. From there it flows north until it reaches the Atlantic Ocean near

Arecibo Arecibo (; ) is a city and municipality on the northern coast of Puerto Rico, on the shores of the Atlantic Ocean, located north of Utuado and Ciales; east of Hatillo; and west of Barceloneta and Florida. It is about west of San Juan, the ...

. The tributaries lie along the side of the

Cerro de Punta Cerro de Punta or just Cerro Punta is the highest peak in Puerto Rico, rising to above sea level.As of February, 1981, the US Geological Survey reports the height as 1,328 meters. (See''Geographic Names Information System: Feature Query Result ...

and the Utuado pluton. It flows through the northern, passing along a gorge that is 200 m deep and 800–1,200 m wide. It flows through the middle of Puerto Rico. The tributaries to Río Grande de Arecibo basin are Vacas, Pellejas, Garzas,

Saltillo Saltillo () is the capital and largest city of the northeastern Mexican state of Coahuila and is also the municipal seat of the municipality of the same name. Mexico City, Monterrey, and Saltillo are all connected by a major railroad and highwa ...

, Cidra, Grande de Jayuya, Caguana, Caonillas, Yunés,

Limón Limón (), commonly known as Puerto Limón, is a district, the capital city and main hub of Limón province, as well as of the Limón canton in Costa Rica. It is the seventh largest city in Costa Rica, with a population of over 55,000, and is ho ...

Jauca Jauca is a barrio in the municipality of Jayuya, Puerto Rico. Its population in 2010 was 116. In 1948, Jauca was established from part of what was Jayuya Arriba (Jayuya barrio-pueblo). See also * List of communities in Puerto Rico In Puerto ...

, Tanamá and

Santiago Santiago (, ; ), also known as Santiago de Chile, is the capital and largest city of Chile as well as one of the largest cities in the Americas. It is the center of Chile's most densely populated region, the Santiago Metropolitan Region, whose ...

rivers.

Flood control project

In mid 2018, the

United States The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 states, a federal district, five major unincorporated territorie ...

Army Corps of Engineers announced it would be undertaking a major

flood control Flood control methods are used to reduce or prevent the detrimental effects of flood waters."Flood Control", MSN Encarta, 2008 (see below: Further reading). Flood relief methods are used to reduce the effects of flood waters or high water level ...

project of the river, with a budget of $82.9 million. In mid 2021, funding was appropriated for work on the Río Grande de Arecibo, including work to improve the natural habitat of local species, including the

Puerto Rican crested toad The Puerto Rican crested toad (''Peltophryne lemur''), or simply Puerto Rican toad, is a species of toad found only in Puerto Rico and the Virgin Islands. It is the only species of toad native to Puerto Rico and the Virgin Islands. The species fo ...

and a Río Grande de Arecibo canalization project was set to begin in 2023.

Gallery

Río Grande de Arecibo.jpg, View of Arecibo from the mouth of Río Grande de Arecibo Río Grande de Arecibo desde Cueva Ventana, Puerto Rico.jpg, View of the river from

Cueva Ventana Cueva Ventana ( eng, italic=yes, Window Cave) is a large cave situated atop a limestone cliff in Arecibo, Puerto Rico, overlooking the Río Grande de Arecibo valley. It is visible from the PR-123 but is accessible from a trail that begins adjac ...

Cueva Ventana y Río Grande de Arecibo en Puerto Rico.jpg, Río Grande de Arecibo from Cueva Ventana after it rained

References

External links

USGS Hydrologic Unit Map – Caribbean Region (1974)
Rivers of Puerto Rico {{PuertoRico-river-stub