2011 Load Impact Evaluation of Pacific Gas and Electric Company's Residential Time-based Pricing Programs

This report contains ex post load impact estimates for PG&E’s residential time-based pricing tariffs for 2011. PG&E has three time-based tariffs in effect, although only two are open to new enrollment:

  • SmartRateTM 1 is a is an overlay on other available tariffs which has a high price during the peak period on event days, referred to as SmartDays, and slightly lower prices at all other times during the summer. Prices vary by time of day only on SmartDays;
  • Rate E-7 is a two-period, static time-of-use (TOU) rate with a peak period from 12 PM to 6 PM. This rate is closed to new enrollment; and
  • Rate E-6 is a three-period TOU rate with a peak period from 1 PM to 7 PM in the summer and from 5 PM to 8 PM in the winter (when partial peak prices are in effect).

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