EXECUTIVE SUMMARY
A panel was assembled to provide an independent external peer review (IEPR) of dam safety risk policies
and methodologies for three Federal agencies: the United States Army Corps of Engineers (USACE); US
Department of the Interior, Bureau of Reclamation (Reclamation); and Federal Energy Regulatory
Commission (FERC) (the Agencies). The Panel was selected to include professionals with a broad range
of experience, perspectives, and expertise. It included academics and private sector consultants from the
United States, the Netherlands, and Australia. Expertise included civil engineering, dam and levee
engineering, dam and levee risk analysis, risk analysis practice in other industries, dam ownership, and
dam safety regulation.
The Panel’s objective was to evaluate the Agencies use of risk in their management and regulation of
dams. The Panel was also to provide recommendations to improve the risk policies and methodologies of
each agency. The Panel focused its evaluation on the following “Charge” questions:
The charge instructions also encouraged the Panel to include observations beyond the scope of the charge
questions to bring important issues to the attention of decision makers, and to identify any lessons learned
in both the risk informed decision making (RIDM) process and / or design and construction.
The IEPR was undertaken in response to legislative direction from the United States Congress, at least in
part stimulated by the 2017 Oroville Dam, California spillway incident. The Panel did not solely focus on
the Agencies’ practices, but also considered how those practices influence or could influence broader dam
safety practices in the United States.
The review included the following tasks:
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