>I believe the EPA report, "Manual of Protective Action Guides and Protective >Actions for Nuclear Incidents," EPA 400-R-92-001, May 1992, is also available >from the NCEPI. but it is not very easy to find. Begin with http://www.epa.gov/clariton/ then enter 400R92001 without the EPA and without hyphens "Shlala gashle" (Zulu greeting, meaning "Stay safe") mike (mcnaught@LANL.GOV)