Expected commercial operation: February 2028
Marathon BESS is a planned battery storage project located in Suffolk, New York. It would have a capacity of 135 MW. It is expected to come online in February 2028.
Capacity
135 MW
State
New York
County
Suffolk
Developer
Available on paid plansExpected Online
February 2028
Balancing Authority
NYIS
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Holtsville 138kV Energy Storage
110 MW · Suffolk
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