For more information regarding telemetering/nontelemeters, supplier pools, nominations/confirmations, supplier billing, OFO/critical day information, please contact:
Ewa Lewczuk
ewa.lewczuk@eversource.com
For information regarding EDI and customer transactions (enrollments, changes, drops, use history requests), please contact:
Emilie Smith
SupplierServicesEGMA@eversource.com
Nominations
Visit the nominations portal
Nominations portal manual
Regulatory Information
Capacity Assignment Procedures
Gas Allowance Factor
The Eversource Gas of Massachusetts Allowance Factor is 0.9% effective November 1, 2021 .
Holiday Schedule
- New Year's Day - January 1
- Martin Luther King Day - January 27
- President's Day - February 21
- Memorial Day - May 30
- Independence Day - July 4
- Labor Day - September 5
- Columbus Day - October 10
- Veterans' Day - November 11
- Thanksgiving Day -November 24
- Christmas Day (observed) - December 26
Other Information
Looking for NSTAR gas?
See supplier information for the NSTAR gas territory