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Supplier Information for Eversource Gas of Massachusetts
Need Help?
For information regarding EDI and customer transactions (enrollments, changes, drops, use history requests), please contact:
Bridget Young
SupplierServicesGas@eversource.com
For more information regarding electronic bulletin board access, telemetering/nontelemeters, supplier pools, and supplier billing, please contact:
Ewa Lewczuk
EE_EUT_MA@eversource.com
For more information regarding nominations/confirmations and OFO/critical day information, please contact:
James Riordan and Kevin Johnson
NominationsEGMA@eversource.com
Nominations
- Eversource Nominations Portal
- Nominations Portal User Manual (PDF)
- 2025 Nominations Schedule (PDF)
- 2024 Nominations Schedule (PDF)
Regulatory Information
- Distribution Service Terms and Conditions (PDF)
- Peaking Service Tariff (PDF)
- Massachusetts Department of Public Utilities (DPU)
Capacity Assignment Procedures
- Capacity Allocation of Peak Day MDQs 2024-2025 (PDF)
- EGMA Peaking Service Rule Curve 2024-2025 (PDF)
- EGMA Managed Storage 2024-2025 (PDF)
- EGMA AGT Service Area Capacity Entitlements 2024-2025 (PDF)
- EGMA TGP Service Area Capacity Entitlements 2024-2025 (PDF)
Other Information
Gas Allowance Factor
The Gas Allowance Factor for EGMA will change effective November 1, 2024 from 2.97% to 1.76%.