Peru utility Empresa de Generacion Electrica de Arequipa S.A. (Egasa) plans to invest US$7.78 million to build two dams to divert additional flows to increase generation at the 51-MW Charcani 5 hydroelectric project.
Peru’s Andina news agency carried Egasa’s announcement of the investment as part of its plans to boost generation. Another nearly US$10 million is to be used to upgrade thermal generators.
Egasa said it will invest US$5.08 million to build Bamputane Dam on the Bamputane River. The 16.5-meter-tall dam will have storage of 40 million cubic meters and will divert 1.6 cubic meters per second to the Chili River to increase generation at Charcani 5 by 5 percent.
The utility said it will invest another US$2.7 million to build Chalhuanca Dam on the Sumbay River. It will store 25 million cubic meters of seasonal rains and divert another cubic meter per second to the Chili River to boost generation another 4 percent.