Risk of Summer Blackouts Stretches Into US Southeast for First Time
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2023-05-18 00:57
The risk of summer blackouts from heat waves has extended into the US Southeast and Ontario for the

The risk of summer blackouts from heat waves has extended into the US Southeast and Ontario for the first time, according to the regulatory body overseeing power grid stability, in a sign of spreading threats to electrical systems in the US and Canada.

The new at-risk areas are identified in the North American Electric Reliability Corp.’s summer assessment and marks the agency’s most expansive warning yet on threats to the continent’s power networks. NERC also stressed that widespread heat could limit the western US from transferring electricity within the region, further crimping supplies.

Read More: Blackouts Loom for Most of US in Extreme Summer-Heat Scenario

In a normal summer, grid networks are expected to hold up with sufficient supply to meet demand from June to September, according to the report published Wednesday. But electricity supplies from the US west coast to Georgia, along with parts of New England and Canada’s most-populous province may fall short when above-normal temperatures coincide with soaring demand and unexpectedly high power-plant outages.

Here’s a breakdown of key regions at risk under elevated conditions:

Author: Naureen S. Malik

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