Docket No. ER16-925-000

FEDERAL ENERGY REGULATORY COMMISSION

WASHINGTON, D.C. 20426

OFFICE OF ENERGY MARKET REGULATION

New York Independent System Operator, Inc.

Docket No. ER16-925-000

Issued: 4/5/16

National Grid USA Service Company, Inc.

40 Sylvan Road

Waltham, MA 02451

Attention:Amanda C. Downey

Counsel

Reference:Large Generator Interconnection Agreement

Dear Ms. Downey:

On February 11, 2016, you filed, on behalf of Niagara Mohawk Power Corporation, d/b/a National Grid (Niagara Mohawk), a Large Generator Interconnection Agreement (Interconnection Agreement) between Niagara Mohawk and Indeck-Corinth Limited Partnership (Indeck-Corinth), designated as Service Agreement No. 2260.[1] You explain that the Interconnection Agreement is an undisputed agreement between Niagara Mohawk and Indeck-Corinth for the continued provision of interconnection service to the Indeck-Corinth Energy Center generating facility.

Pursuant to the authority delegated to the Director, Division of Electric Power Regulation – East, under 18 C.F.R. § 375.307, your submittal is accepted for filing, effective November 19, 2015, as requested, subject to a compliance filing as described below.

The Interconnection Agreement submitted in eTariff does not include the facility one-line diagram that should be attached in Appendix A (as referenced in Appendix C). Niagara Mohawk is hereby directed to file a corrected Interconnection Agreement that includes the one-line diagram within 15 days of the date of this letter order.

The filing was noticed on February 11, 2016, with comments, interventions and protests due on or before March 3, 2016. Pursuant to Rule 214 (18 C.F.R. § 385.214 (2015)), to the extent that any timely filed motions to intervene and any motion to intervene out-of-time were filed before the issuance date of this order, such interventions are granted. Granting late interventions at this stage of the proceeding will not disrupt the proceeding or place additional burdens on existing parties.

This acceptance for filing shall not be construed as constituting approval of the referenced filing or of any rate, charge, classification, or any rule, regulation, or practice affecting such rate or service contained in your filing; nor shall such acceptance be deemed as recognition of any claimed contractual right or obligation associated therewith; and such acceptance is without prejudice to any findings or orders which have been or may hereafter be made by the Commission in any proceeding now pending or hereafter instituted by or against Niagara Mohawk.

This order constitutes final agency action. Requests for rehearing by the Commission may be filed within 30 days of the date of issuance of this order, pursuant to 18 C.F.R. § 385.713.

Sincerely,

Kurt Longo, Director

Division of Electric Power

Regulation – East