Angra 1 nuclear plant leaked waste in 2022 and Eletronuclear tried to hide the accident, says public prosecutor

Eletronuclear, a subsidiary of Eletrobras, Brazil’s electricity company, is facing a public civil suit after the Angra 1 nuclear plant in Angra dos Reis. in Rio de Janeiro state, leaked radioactive material into the sea in September 2022. About 90 liters of radioactive waste escaped from valves during a maintenance process and was carried by rain into Itaorna Bay.

Eletronuclear took three weeks to notify the regulatory agency about the incident, which happened on September 16. The company denied the leak in a statement, but the Federal Prosecutor’s Office believes that Eletronuclear tried to hide the incident. The Court ordered the company to publicly disclose information about the incident and the measures to contain the damage, and to make a full assessment of the damage within 30 days and not to conceal or manipulate information about what happened. It is not yet known whether the accident may cause harm to the environment and to the population.