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Accreditation involves determining a resource’s anticipated reliability contributions during periods of system stress.
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Wholesale prices were down in the day-ahead markets and up in the real-time markets in February.
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The ISO’s Regional Energy Shortfall Threshold (REST) helps the region assess the grid’s ability to deliver energy during extreme weather conditions.
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There are a lot of factors involved, but they boil down to a simple economic concept: surplus.
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Chris Geissler, director of Economic Analysis, explains how the ISO measures resources’ contribution to grid reliability.
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The ISO has observed reliability and market improvements since the 2025 launch.
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ISO-NE’s System and Market Operations Report is a detailed overview of information about the regional power grid.
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Josh Lenzen shares how his team helps prepare system operators and other employees for upcoming changes.
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Topics included the market impacts of January’s cold weather and Open Access Transmission Tariff and ISO-NE schedule rate changes.
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Electric bills reflect a mix of factors, including fuel prices, weather, infrastructure needs, and public policy decisions.
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