Power grid found to be reliable but future possible risks identified

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New Jersey environment, energy, electricity

TOM JOHNSON / NJ SPOTLIGHT – The nation’s largest power grid can withstand extended periods of stressed conditions and remain reliable, according to an industry study examining the resiliency of the system providing electricity to 65 million people.

The analysis by PJM Interconnection, the owner of the grid, was spurred by reliability questions that have resulted because of a shift in the mix of power suppliers and technology types. It focused on a single component of grid reliability — fuel security.

While the study found the grid is reliable and saw no immediate risks forthcoming over the next five years, it identified extreme scenarios where the system could face power outages under plausible assumptions for unusually frigid winter weather, spikes in customer demand, plant retirements, and limited fuel availability …

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