MISO acknowledged this week that a December approval for its first long-range transmission projects is out of reach and must wait until early spring.

MISO will submit proposal to FERC in the fourth-quarter to slim its generator interconnection queue timeline from about 505 days to a single year.

MISO this week said it will need to pause its long-range transmission modeling effort and correct two errors so that it has the clearest picture of future grid performance. Staff said the work will delay the release of reliability and economic models by a few weeks as they prepare a...