10 Krey Boulevard  Rensselaer, NY  12144

May 16, 2016

VIA ELECTRONIC FILING

Kimberly D. Bose

Secretary

Federal Energy Regulatory Commission 888 First Street, N.E.

Washington, D.C. 20426

Re:    Docket No. AD16-20-000; Electric Storage Participation in Regions With
Organized Wholesale Electric Markets

Dear Ms. Bose:

Enclosed for filing in the above-referenced docket is the New York Independent System

Operator’s (“NYISO’s”) Response to the Office of Energy Policy and Innovation’s April 11, 2016 data request regarding energy storage resources.

Respectfully submitted,

/s/Gregory J. Campbell

Gregory J. Campbell Counsel for

New York Independent System Operator, Inc.

cc:Michael Bardee

Anna Cochrane
Kurt Longo
Max Minzner
Daniel Nowak
Larry Parkinson

J. Arnold Quinn
Douglas Roe

Kathleen Schnorf
Jamie Simler

Gary Will