Heat Wave Forces Federal Power Play

Aerial view of Three Mile Island — KEEPING AC ON

A heat wave pushed the United States Department of Energy into emergency mode, as the agency moved to keep the lights on and blackouts off.

Story Snapshot

The Department of Energy issued emergency orders under Section 202(c) of the Federal Power Act during the June 2025 heat wave.
The orders aimed to boost power supply and protect grid reliability as demand surged across hot regions.
President Donald Trump’s April 2025 executive order gave the department broader direction to use emergency power tools for grid security.
Later DOE actions in July and August kept selected generating units online to support reliability in stressed regions.

How the Heat Wave Triggered Federal Action

The June heat wave hit a power system already under strain, and the Department of Energy responded with emergency orders meant to prevent outages.

The first order came after a utility requested help ahead of peak demand, and the agency used Section 202(c) to authorize additional generation and other reliability measures. Later, the department continued to use that authority as hot weather tested grid conditions across several regions.

The federal response did not come out of nowhere. In January 2025, the White House declared a national energy emergency, citing weak infrastructure and an unreliable grid.

In April, President Trump signed an executive order directing the Department of Energy to use its emergency powers to keep essential services running and strengthen grid security. By July, the department also released a grid reliability report as part of its “Speed to Power” initiative.

What Section 202(c) Lets DOE Do

Section 202(c) of the Federal Power Act gives the Department of Energy broad emergency authority during grid crises. The law allows the agency to order electric companies to take the steps needed to support supply and reliability during an emergency.

That power has become a major tool in 2025, with DOE using it to direct generation levels and, in some cases, extend the life of coal and oil-fired units for a limited time.

The June order fit that pattern. Public reporting and agency statements tied it to extreme heat, higher electricity demand, and the risk of blackouts in the Southeast.

DOE later issued similar orders on other dates in 2025, including a Mid-Atlantic order in July and further extensions in August. Those actions show a clear federal strategy: use emergency authority to buy time when weather and demand threaten the grid.

The Bigger Argument Behind the Orders

Supporters say the orders are a practical answer to a simple problem: people need power when heat drives air-conditioning use to peak levels.

DOE’s July reliability work backed that view by warning that some regions face growing resource adequacy risks, especially where demand rises faster than new generation comes online. From that angle, the emergency orders are less about politics than about keeping the system stable during a dangerous stretch.

Critics see the same events very differently. Earthjustice called the action a “false energy emergency,” arguing that DOE was propping up polluting plants rather than responding to a true crisis. That dispute matters because Section 202(c) works best when the technical case is clear and immediate.

DOE has not publicly released the full technical package behind every emergency call, so outside observers cannot easily test the exact load and reserve assumptions behind the orders.

Why This Story Keeps Coming Back

This fight is part of a larger national pattern. The United States is facing hotter summers, stronger demand growth, and a grid that still depends on aging assets built for a calmer era.

Research and reporting in 2025 both point to the same pressure points: higher cooling load, greater data center demand, and insufficient new fast supply to replace what retires. That leaves Washington with a blunt tool and a narrow window.

The June heat wave emergency showed how fast that tool can be used. It also showed the limits of the debate around it. One side sees the need for intervention to avoid outages. The other sees an expanding federal role that protects old plants under emergency language.

For now, the facts are clear: DOE used its emergency authority during a heat wave and kept using it as summer stress on the grid continued.