The Greenwich substation and Line Project is a planned construction of a new Greenwich substation as well as two new 115-kV underground transmission lines. The new lines will travel approximately 2.3 miles to connect to the existing Cos Cob substation.
| Project Sponsor | Line Miles | Voltage (kV) | From State | To State | Year in Service |
|---|---|---|---|---|---|
| Eversource Energy | 2.3 | 115 | CT | CT | 2019 |
| Estimated Costs ($M) | Voltage Type | Project Status | Project Group | Origin Point | Destination Point |
| 140 | Planned | Greenwich | Cos Cob | ||
| Interstate | Build Start | NERC | ISO/RTO | Country | Project Partners |
| 2018 | NPCC | ISONE | US |
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