In total, 18 structures in the State present some fragility; another 5 are at alert level
O Government of Rio Grande do Sul reported this Sunday (May 5, 2024) that the total number of dams in an emergency situation with imminent risk of failure due to heavy rains rose to 6 in the State (read below what they are).
On Saturday (May 4), only two dams were in an emergency situation with “risk of imminent rupture, requiring measures to preserve lives”. The rains that have hit the State since last week have affected more than 844,673 people and left 78 dead.
In addition to the 14 de Julho dam, which partially failed on Thursday (May 2) between the Rio Grande do Sul cities of Cotiporã and Bento Gonçalves, the PCH Salto Forqueta dam, in São José do Herval and Putinga, is at imminent risk of failure.
In Salto Forqueta, they were identified “damage to the right bank of the dam and damage to the Power House, caused by numerous landslides”.
The following are also at an emergency level with risk of rupture:
- São Miguel dam, in Bento Gonçalves;
- SDR dam, in Eldorado do Sul;
- Saturnino de Brito dam, in São Martinho da Serra; It is
- Arroio Barracão dam, in Bento Gonçalves.
In total, 18 dams in Rio Grande do Sul show some level of fragility. Another 5 are in “alert level”when “anomalies represent a risk to the safety of the dam, requiring measures to maintain safety conditions”.
Here are the dams at alert level:
- UHE Dona Francisca, in Nova Palma;
- UHE Bugres-Barragem Divisa, in Canela;
- Capané, in Cachoeira do Sul;
- B2, in São Jerônimo; It is
- Tupi, in Taquari.
There are also 7 dams in “level of attention”that is, when “the anomalies do not compromise the safety of the dam in the short term, but require monitoring, control or repair over time”. Are they:
- HPP Bugres-Barragem do Blang and HPP Canastra, both in Canela;
- UHE Monte Claro, in Bento Gonçalves and Veranópolis;
- HPP Castro Alves, in Nova Roma do Sul and Nova Pádua;
- PCH Furnas do Segredo, in Jaguari; It is
- Samuara and Dal Bó, both in Caxias do Sul.
The state government also reported that it continues to monitor the Santa Lúcia dams, in Putinga; New from the estate of Aldo Malta Dihl, in Glorinha; Belo Monte, in Eldorado do Sul; and Filhos de Sepé, in Viamão.
Monitoring of these dams is carried out by Sema (Secretariat for the Environment and Infrastructure), Aneel (National Electric Energy Agency) and ONS (National System Operator).
With information from Brazil Agency.
#Rio #Grande #Sul #dams #imminent #risk #failure