System Load Graph tracks ebb and flow of daily electricity use
Here’s a breakdown of a key part of the ISO Express data dashboard.
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system demand
New England power grid reliable throughout eclipse
Regional solar production dropped by an estimated 4,000 MW during the event.
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- solar, system demand, system operations
New England again sets record for low demand on regional power system
Grid demand on April 9, 2023 was 750 MW lower than the previous record, set last May.
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ISO-NE maintains system reliability through generator outages, loss of imports on Christmas Eve
The ISO declared a capacity deficiency, meaning the region’s supply of electricity was insufficient to meet required operating reserves in addition to satisfying consumer demand.
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- capacity, forward capacity market, oil, system demand, system operations, wholesale prices
New England’s power grid operates reliably during six-day July heat wave
Peak demand for electricity from the grid topped 23,000 MW on four days from July 19-24, but remained slightly below ISO New England’s forecast for average summer weather.
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New England sees historically-low demand for grid electricity
Behind-the-meter solar produced more than 4,000 megawatts of estimated electricity during the afternoon hours.
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- clean energy, solar, system demand, system operations