Type of work

Hydraulic works

Alcollarin dam


  • Alcollarín Dam aerial view
  • Alcollarín Dam aerial view


The gravity dam, includes a straight profile concrete wall. The dam has a total length of 625.80 meters and a height of 31 meters.


This project responds to the principles of the Water Program of the Ministry of the Environment, increasing the availability and quality of water resources in Spain.



  • It has a reservoir capacity of 52,000,000 cubic meters that occupies a maximum area of 554 hectares.