광산운영회사인 발리(VALE)측은 현장에 427명이 있었고 이 가운데 279명이 사고를 피했지만 150명은 실종됐다고 주 당국에 보고했다.
"VALE, a mine management company, reported to state authorities that there were 427 people at the scene, 279 of whom had avoided the accident, but 150 were missing."