The load shifting procedures examined in this paper improve
the system reliability by modifying the load model. System
reliability indices decrease with the application of load shifting
measures. The lower the pre-specified peak load, the lower the
system indices. Not only are the system indices improved by
implementing DSM measures, the index probability distributions
are also affected. The relative frequency of encountering
zero load curtailment increases with a decrease in the prespecified
peak load. The standard deviation and the range of
the index probability distribution decreases significantly with
the application of load shifting measures. This implies that
the system reliability performance becomes less variable from
year to year and the indices are less dispersed by implementing
load shifting programs.