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Sammy Chu: Battery storage is key to economic competitiveness

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As a lifelong Long Islander, I’ve seen firsthand what happens when our energy system fails. I lived through Superstorm Sandy and helped lead recovery efforts in its aftermath — and I don’t need to remind those who went weeks without power and spent hours on gas lines that grid resilience isn’t just a buzzword. It’s a necessity — one we must urgently prioritize.

Unfortunately, more than a decade later, the challenge not only persists, but it’s more complex than ever. The surge in electric vehicles, the rise of data centers and the electrification of homes and businesses are pushing Long Island’s energy demand to unprecedented levels. This isn’t just about the next superstorm — it’s about how we power everyday life for families and small businesses right now. Our existing grid wasn’t designed for this kind of load, and without proactive investment, we risk higher costs, decreased reliability and a system stretched to its breaking point.

And the pressure is mounting. The Long Island Power Authority anticipates a steep rise in electricity demand in the coming years. Storage will be key. Planned battery storage projects in Shoreham and Hauppauge are expected to deliver 129 megawatts of capacity, enough to power 25,000 homes once they’re operational in 2028. These aren’t theoretical solutions; they’re essential to keeping Long Islanders’ lights on. And they demonstrate that the public and private sectors can work together to address infrastructure challenges with innovative solutions.

]Battery energy storage systems are a smart response to this challenge. By storing excess energy during off-peak times and discharging it when demand peaks, these systems stabilize the grid without requiring massive infrastructure overhauls. They help prevent blackouts, curb price spikes, and improve efficiency. In short, they let us do more with what we already have, and that’s a win for everyone.

One of BESS’s most powerful features is its flexibility. It can store energy from any source — solar, wind, natural gas — and dispatch it where and when it’s needed most. This ability to smooth out fluctuations in supply and demand is crucial not just for stability, but also for affordability. And as more renewable sources come online, storage becomes even more important in ensuring that clean power doesn’t go to waste.

And we don’t have to look far to see BESS in action. On Long Island, Brookhaven recently approved two major battery storage projects that will add more than 300 megawatts of capacity to the grid. These facilities will store renewable energy when production is high and release it during peak usage — cutting costs, improving reliability and reducing emissions. As New York state accelerates its clean energy goals, battery storage projects like these will prove to be a critical tool for making our power system cleaner, smarter and more resilient. They also mean job creation and local investment, as the clean energy economy continues to grow.

Beyond environmental benefits, BESS has an economic upside. Without storage, rising demand can trigger price volatility, hurting working families and small business owners most. Battery storage helps keep costs predictable by reducing reliance on expensive “peaker” plants. And for high-tech industries like AI, data processing and advanced manufacturing, energy stability isn’t just a bonus — it’s a requirement for doing business. The long-term economic competitiveness of our region depends on getting this right.

Of course, safety must be top of mind. Modern battery storage systems are equipped with cutting-edge fire-prevention measures, modular designs and rigorous safety protocols. Proposed updates to fire codes will go even further, requiring comprehensive emergency planning and more frequent inspections. These systems aren’t just high-performing —they’re engineered to be safe and dependable, with oversight from both developers and local authorities.

If we want Long Island to stay competitive, battery storage must become a core part of our energy strategy. That means updating regulations to enable faster deployment, incentivizing private investment and supporting community engagement. Doing nothing is not an option. The longer we wait, the more vulnerable we become — not just to storms, but also to soaring costs and system failures.

The future of energy here doesn’t hinge on simply generating more power — it depends on using the power we already have more wisely. Battery storage is the bridge between today’s strained grid and tomorrow’s resilient, affordable and sustainable energy future. Let’s not wait for the next storm or the next blackout to act. The time is now.

Sammy Chu is chairman of the U.S. Green Building Council-Long Island Chapter and chief executive officer of Edgewise Energy.