Eastern Mass. Open Access Transmission
Eversource (NSTAR Electric) owns and maintains electrical transmission facilities (Local Transmission) in Eastern Massachusetts available for use to FERC jurisdictional wholesale customers (non-retail).
Eversource also has Use Rights to the transmission capacity of the Phase I/II HVDC Transmission Facilities, a transmission interconnection that connects the Hydro-Quebec TransEnergy control area to the New England Control Area. Transmission Service is available to eligible customers over these transmission facilities under separate Open Access Transmission Tariffs, as noted below.
An eligible customer interested in obtaining Point-to-Point or Network Service should review the Business Practice document for the applicable service to determine what is required to apply for service. Eversource's contact for tariff questions is:
Lead Transmission Analyst
247 Station Drive, NE390
Westwood, MA 02090
I. NSTAR Electric Company FERC
Jurisdictional Transmission Services
A. Local Transmission Service Information
The following information applies to eligible customers interested in obtaining transmission service over local transmission facilities within the NSTAR Electric service area:
B. Phase I/II HVDC-TF Service Information
The following information applies to eligible customers interested in obtaining transmission service over NSTAR Electric Company’s share of transmission capacity over the Phase I/II HVDC Transmission Facilities:
II. Compliance Posting Requirements
FERC Orders and NAESB require the posting of the following information on the company web site or OASIS. This information can also be viewed on NSTAR's OASIS site.
Standards of Conduct
More information is available on the FERC Order 717 Requirements page.