The value proposition for energy storage at the sterling municipal light department

The Sterling Municipal Light Department (SMLD) is a progressive public power utility located 10 miles NNE of Worcester, Massachusetts in the Town of Sterling. SMLD has a long history of investment in renewable generation, with approximately 35% of generation coming from renewable sources. The goal of this report is to identify potential benefits and value streams from electrical energy storage. Benefits considered in this analysis include: energy arbitrage, frequency regulation, reduction in monthly network load, reduction in capacity payments to ISO New England, and grid resiliency.