Generator Interconnection Scorecard - Ranking Interconnection Outcomes and Processes of the Seven U.S. Regional

Even though average interconnection costs in CAISO are not lower than other Regions, the Scorecard grades for CAISO emphasize the relative certainty of costs for interconnection customers due to transparency practices and the likelihood that much of the interconnection costs will eventually be refunded to the project developer. [...] The Scorecard is being completed during a significant transition in interconnection processes in response to the large increase in interconnection requests over the past decade and the resulting delays and other complications in completing the processes. [...] The Scorecard is being completed during a significant transition in interconnection processes in response to the large increase in interconnection requests over the past decade and the resulting delays and other complications in completing the processes. [...] 16 GENERATOR INTERCONNECTION SCORECARD | FEBRUARY 2024 The other five categories were weighted based on the interconnection customers’ assessment of the relative importance of the five categories, as shown in Figure 3.14 Interconnection customers gave the highest weight to the interconnection process and study assumptions/ criteria/replicability. [...] The interconnection costs in many Regions tend to be volatile through the phases of the interconnection study process, such that the total interconnection costs are not known until the end of the multi-year process.