Open Access Transmission
NSTAR Electric Company owns and maintains
electrical transmission facilities (Local Transmission) in
Eastern Massachusetts available for use to FERC jurisdictional
wholesale customers (non-retail).
NSTAR 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. NSTAR's contact for tariff questions is:
Paul Krawczyk
Lead Transmission Analyst
NSTAR Electric
One NSTAR Way, 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 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
- Emergency Circumstance Deviations
- Affiliates
- Shared Facilities (PDF)
- NSTAR Job Summaries (PDF)
- Common Employees
- Potential Merger Partners (PDF)
- Employee Transfers
- Incidents of Prohibited Disclosure
- Voluntary Consent of Non-Affiliated Transmission Customers
- Discretionary Actions Under the Tariff
- Discounted Transactions (Excel Document)
- Chief Compliance Officer
- Implementing Procedures for the Standards of Conduct for Open Access Transmission Service (PDF)
- Waivers
Performance Metrics
1) Schedule 21 - NSTAR
- Local Transmission Study List (PDF)
- Local Study Performance Metrics (PDF)
- Local Study Process (PDF)
- Transmission Service Request Metrics for Schedule 21 - NSTAR
- Planning Redispatch (PDF)
2) Schedule 20A - NSTAR
Business Practices, Waivers and Exemptions
1) Schedule 21 - NSTAR
- Business Practice (PDF)
- Business Practice Amendments (PDF)
- Waivers (PDF)
- Creditworthiness Review Process (PDF)
2) Schedule 20A - NSTAR
- Business Practices (PDF)
- Business Practice Amendments (PDF)
- Waivers (PDF)
- Creditworthiness Review Process (PDF)
ATC Information Link
1) Schedule 21 - NSTAR
- Current Available Transfer Capability Implementation Document (ATCID)
- Current CBM Implementation Document (CBMID)
- Current TRM Implementation Document (TRMID)
- ATC Methodology Contact
- Current Postback Methodology
- Attachment A - Methodology to Assess Available Transfer Capability
- Mathematic Algorithms for the Calculation of ATC
2) Schedule 20A - NSTAR
- Current Available Transfer Capability Implementation Document (ATCID)
- Current CBM Implementation Document (CBMID)
- Current TRM Implementation Document (TRMID)
- ATC Methodology Contact
- Current Load Forecast Descriptive Statement
- Current Postback Methodology
- Load Forecast
- Attachment C - Methodology to Assess Available Transfer Capability
- Mathematic Algorithms for the Calculation of ATC
- Total Transfer Capability (TTC) Data
Additional FERC Order 890 Compliance Items
1) Schedule 21 - NSTAR
- Capacity Reassignment Application for Firm Service (PDF)
- CEII Disclosure (PDF)
- CEII Disclosure - Amendments (PDF)
- CEII Contact (PDF)
- Conditional Firm Service (PDF)
- Description of Network Resources (Word Document)
- Energy Imbalance (PDF)
- Transmission Planning Strawman (PDF)
- Attachment K - Compliance Filing (PDF)
2) Schedule 20A - NSTAR
- Capacity Reassignment Application for Firm Service (PDF)
- Conditional Firm Service (PDF)
- Description of Network Resources (Word Doc)
- Energy and Generation Imbalance (PDF)
- Transmission Studies (PDF)
- Transmission Planning Strawman (PDF)
- Attachment K - Compliance Filing (PDF)
III. Local Transmission Planning
IV. Other Information
- Mirant Kendall LLC Substation Agreement (PDF)
- Annual Information Filing (PDF)
- Annual Information Filing - CWIP Supplement (PDF)
