As managers of the state’s primary electricity grid prepare to recalculate their target for power reserves Tuesday, they face the proverbial good news/bad news scenario.
On one hand, wind generation has performed better than the Electric Reliability Council of Texas has counted in past calculations, even during summer’s peak demand for power. On the other hand, data for the summer of 2011, when record heat and drought tested the limits of ERCOT’s grid, suggest a need for higher reserves.
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