Date: 1971

Location: Chiba, Japan

Type of event: lost source

Description:

A 5.26-curie iridium-192 source for industrial radiography was lost. Six construction workers received doses of 15 to 130 rem, and three developed radiation sickness.

Consequences: 3 injured.

References:

• Ortiz, P., M. Oresegun, and J. Wheatley, 2000, "Lessons from major radiation accidents," on line, Internationl Radiation Protection Association [http://www.irpa.net/irpa10/cdrom/00140.pdf].

© 2004, 2008 by Wm. Robert Johnston.
Last modified 26 October 2008.
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