(a)
Interruption cost estimate calculator— The Secretary of Energy, in coordination with relevant Federal agencies and in consultation with State regulatory authorities, industry stakeholders, and the Electric Reliability Organization, as the Secretary determines appropriate, shall update the Interruption Cost Estimate Calculator, as often as appropriate and feasible, but not less than once every 2 years.
(b)
Indices— The Secretary of Energy, in coordination with relevant Federal agencies and in consultation with State regulatory authorities, industry stakeholders, and the Electric Reliability Organization, as the Secretary determines appropriate, shall, as often as appropriate and feasible, update the following:
(1)
The System Average Interruption Duration Index.
(2)
The System Average Interruption Frequency Index.
(3)
The Customer Average Interruption Duration Index.
(c)
Survey— The Administrator of the Energy Information Administration shall collect information on electricity interruption costs, if available, from a representative sample of owners of electric grid assets through a biennial survey.