The accident occurred at the Scientific-Production Association "Vektor" (today the State Research Center of Virology and Biotechnology "Vektor") in Koltsovo, USSR (today Russia).
The accident occurred at the Scientific-Production Association "Vektor" (today the مركز علم الفيروسات والتكنولوجيا الحيوية (فيكتور)) in Koltsovo, الاتحاد السوفيتي (today روسيا).