What’s Keeping the Lights On?

Welcome to Grid Brief! Today we’re looking at power generation and power prices in America’s power markets, with news items where relevant.

What’s Keeping the Lights On?

Let’s start with a snapshot of generation nation-wide:

Total generation across the US remained higher throughout this week than last. Natural gas and nuclear were the top two generators with wind and coal swapping third place throughout.

And here’s a map to orient you as we move through the market areas:


Natural gas and nuclear were the two most prolific generators in New England. Hydro and wind swapped third place.

Prices—both day-ahead and real-time—were middling compared to last week, which swung low from $100 MWHr.


Total generation rose in PJM compared to last week, with natural gas, nuclear, and coal as the top generators.

At mid-week, real-time prices diverged upward from day-ahead.

Vistra received approval from FERC to acquire 6.2 GW of nuclear power, 5 million retail customers, and 2.4 GW of renewable capacity in a $6.3 billion deal.

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