PGE plans a 10-year effort to put power lines underground to reduce fire risk.
The California utility said the work would involve about 10,000 miles of its network. A consumer group said it could cost $40 billion.
PGE plans a 10-year effort to put power lines underground to reduce fire risk.
The California utility said the work would involve about 10,000 miles of its network. A consumer group said it could cost $40 billion.