Articles on Electric utilities

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The control room of the California Independent System Operator, which manages the flow of electricity on the state’s power grid. Rolf Schulten/ullstein bild via Getty Images

What is curtailment? An electricity market expert explains why states sometimes have too much wind or solar power

Sometimes wind and solar power produce more electricity than the local grid can handle. Better energy storage and transmission could move extra energy to where it’s needed instead of shutting it off.
Aerial view of the 6-megawatt Stanton Solar Farm near Orlando, Fla. Paul Hennessy/SOPA Images/LightRocket via Getty Images

Who pays and who benefits from a massive expansion of solar power?

President Biden’s proposed solar power expansion would cost $350 billion in federal support over the coming decade. An energy expert explains where that money would come from and who it would help.
Outages left downtown New Orleans in the dark after Hurricane Ida made landfall on Aug. 29, 2021. Michael Robinson Chavez/The Washington Post via Getty Images

Can burying power lines protect storm‑wracked electric grids? Not always

Hurricane Ida left the entire city of New Orleans in the dark and renewed discussion of burying power lines. But there’s no way to completely protect the grid, above ground or below.
Digital attacks can cause havoc in different places all at the same time. Pushish Images/Shutterstock.com

A cyberattack could wreak destruction comparable to a nuclear weapon

Nuclear threats are serious – but officials, the media and the public keep a close eye on them. There’s less attention to the dangers of cyberattacks, which could cripple key utilities.
On the hook: California utility PG&E declared bankruptcy due to liabilities linked to power lines and wildfires. AP Photo/Ben Margot

Many electric utilities are struggling – will more go bankrupt?

The electric utility is seeing rapid changes and threats that affect consumers, from more wind and solar to wildfires. How they react depends in large part on regulators.

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