Boca Toma, also called Boca de la Zanja, is a small
weir
A weir or low head dam is a barrier across the width of a river that alters the flow characteristics of water and usually results in a change in the height of the river level. Weirs are also used to control the flow of water for outlets of l ...
on the
Chubut River in
Chubut Province
Chubut ( es, Provincia del Chubut, ; cy, Talaith Chubut) is a province in southern Argentina, situated between the 42nd parallel south (the border with Río Negro Province), the 46th parallel south (bordering Santa Cruz Province), the Andes ra ...
,
Argentina
Argentina (), officially the Argentine Republic ( es, link=no, República Argentina), is a country in the southern half of South America. Argentina covers an area of , making it the second-largest country in South America after Brazil, th ...
completed in 1919. It is a wall that causes a steep drop in the river, allowing water to be diverted into irrigation canals. Because the area has very low rainfall, this dam allows irrigation in the river valley. The Boca Toma is located a few kilometers downstream from
Dique Florentino Ameghino in
Gaiman Department
Gaiman Department is a department of Chubut Province in Argentina.
The provincial subdivision has a population of about 9,612 inhabitants in an area of 11,076 km², and its capital city is Gaiman, which is located around 1,398 km from the Capit ...
.
Hidroeléctrica Ameghino SA
References
{{coord, -43.4423, -65.9407, display=title
Dams in Argentina
Dams completed in 1919
Weirs