How many planned battery storage projects are in NYISO?

There are 100 planned battery storage projects in NYISO.

What is the total planned battery storage capacity in NYISO?

The total planned battery storage capacity in NYISO is 13,669 MW.

What is the largest planned battery storage project in NYISO?

The largest planned battery storage project in NYISO is Shallow Seam BESS at 400 MW, located in Clearfield, Pennsylvania.

How many developers have planned battery storage projects in NYISO?

There are 12 unique developers with planned battery storage projects in NYISO.

Planned Battery Storage Projects in NYISO

Explore the largest battery storage projects expected to come online in NYISO and see all proposed battery storage projects on a map.

Last updated: September 2026

On this page, you can explore our database of planned battery storage projects in NYISO. Each month, we track projects in development and update our list of the largest battery storage projects expected to come online in NYISO.

As of September 2026, there are 100 battery storage projects in development in NYISO, according to Cleanview's project tracker. Their total planned capacity is 13,669 MW. See also: operating battery storage projects in NYISO→

Planned Projects

100

Planned Capacity

13,669 MW

Unique Developers

Largest Planned Battery Storage Projects in NYISO

Shallow Seam BESS

400 MW

Expected Online: March 2029

Location: Clearfield, Pennsylvania

Resilient New York Energy Storage

349 MW

Expected Online: December 2028

Location: Richmond, New York

Blue Spruce Storage

300 MW

Expected Online: December 2028

Location: Bronx, New York

Willard Storage

300 MW

Expected Online: December 2029

Location: Rensselaer, New York

Swiss Valley Energy Storage

300 MW

Expected Online: December 2029

Location: Wyoming, New York

Sugar Loaf Energy Storage I

300 MW

Expected Online: December 2029

Location: Orange, New York

Roma Storage

300 MW

Expected Online: December 2031

Location: Queens, New York

Brookside Forest

300 MW

Expected Online: September 2030

Location: Lowville, New York

Lighthouse Energy Storage

250 MW

Expected Online: June 2027

Location: Chautauqua, New York

Battery Storage Projects Coming Online Soon in NYISO

Astoria Energy Storage

100 MW

Expected Online: October 2026

Location: Queens, New York

Developer: 174 Power Global

KCE NY 10

20 MW

Expected Online: October 2026

Location: Erie, New York

Developer: Key Capture Energy

Arthur Kill Energy Storage 1

15 MW

Expected Online: December 2026

Location: Richmond, New York

Developer: Greenbacker

Luyster Creek Energy Storage 3

15 MW

Expected Online: March 2027

Location: Queens, New York

East Setauket Energy Storage

125 MW

Expected Online: April 2027

Location: Suffolk, New York

Developer: Savion

Lighthouse Energy Storage

250 MW

Expected Online: June 2027

Location: Chautauqua, New York

NYC Energy LLC - Phase 2

220 MW

Expected Online: June 2027

Location: Kings, New York

KCE NY 2

200 MW

Expected Online: June 2027

Location: Montgomery, New York

Developer: Key Capture Energy

Eastwater Energy Storage

100 MW

Expected Online: June 2027

Location: Monroe, New York

Frequently Asked Questions

How many planned battery storage projects are in NYISO?: There are 100 planned battery storage projects in NYISO.
What is the total planned battery storage capacity in NYISO?: The total planned battery storage capacity in NYISO is 13,669 MW.
What is the largest planned battery storage project in NYISO?: The largest planned battery storage project in NYISO is Shallow Seam BESS at 400 MW, located in Clearfield, Pennsylvania.
How many developers have planned battery storage projects in NYISO?: There are 12 unique developers with planned battery storage projects in NYISO.

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