April 05, 2002
Natural Phenomena Hazards Characterization Criteria, Replaced by DOE-STD-1020-2012
Change Notice No. 1 (January 1996) | Reaffirmed with Errata (April 2002)
The Department of Energy (DOE) has established policy and requirements for natural phenomena hazard (NPH) mitigation for DOE sites and facilities using a graded approach as specified by DOE O 420.1, “Facility Safety” and associated NPH Guide G 420.1-2.