Prepared Direct Testimony of Robert McCullough on Behalf of the ...

~~Page 27 <strong>of</strong> 76SEATAC-400plants during the California crisis was poor, but roughly comparable to its fourcompetitors, Duke, Dynegy, Mirant, and AESIWilliams.Public data concerning actual outages is limited. IS0 data for half <strong>of</strong> the crisis (2000) isincomplete. Reliant has released data on their "fleet" showing availability rates <strong>of</strong> 70% in 2000and 78% in 2001. Obviously, the contrast between the low levels <strong>of</strong> generation and the relativelyhigh levels <strong>of</strong> availability is marked.Have you analyzed the operation <strong>of</strong> Reliant's units using the dispatch model summarizedabove?The following chart shows expected and actual generation for Reliant and the other fourgenerators:I4IActual and Optimal Generation At Reliant and the Four Other Generatom-Fom8sled Rsltam -Actual Rellam -Forecasted Rsmainmp Generators -Actual Rsmalnlnp Osnerators- ..- - IThe withholding described in the transcripts refers to the reduction in production. h m 2500 MW"Exhibit SEATAC-402 and 409.