Connecticut Siting Council

Due to the personally identifying information contained in written limited appearance statements from the public, any written limited appearance statements that are received by the Council for any matter are available to be viewed at the Council’s office Monday through Friday from 8:30 a.m. to 4:30 p.m. or available to be sent via e-mail upon request. Please allow adequate time for processing.

Please be advised that the Connecticut Siting Council will not be accepting any hard copy filings for any matter after 12 PM on Wednesday, December 24, 2025. Regular file processing will resume at 8:30 AM on Friday, December 26, 2025. Thank you for your consideration.

PETITION NO. 1455 - The Connecticut Light and Power Company d/b/a Eversource Energy petition for a declaratory ruling, pursuant to Connecticut General Statutes §4-176 and §16-50k, for proposed modifications to its existing Mystic Substation located at 148 Greenmanville Avenue, Stonington, Connecticut and related electric transmission line structure improvements.

PETITION (recd. 06/03/21)
Petition, 06/03/21

 

PROCEDURAL CORRESPONDENCE
Council Letter to Town of Stonington, 06/07/21
Council Interrogatories to Petitioner, 06/29/21

 

STATE AGENCY COMMENTS

 

MUNICIPAL COMMENTS

 

SCHEDULE
Schedule, 06/07/21
Schedule, 6/29/21

 

SERVICE LIST
Service List, 06/07/21

 

PETITIONER -  The Connecticut Light and Power Company d/b/a Eversource Energy (Eversource)
Petitioner Responses to Council Interrogatories, 07/13/21

DECISION
Council Decision and Staff Report, 07/30/21
Condition 2 and 4 Submission, 09/28/21
Council Acknowledgement of Condition 2 and 4 Submission, 09/29/21
Request for Temporary Change to Work Hours and Council Decision, 12/17/21
Request for Temporary Change to Work Hours and Council Decision, 02/17/22
Request for Temporary Change to Work Hours and Council Decision, 02/23/22
Notice of Construction Completion, 06/08/22