| Date Filed | Summary | Pages |
| 01/07/2020 | Construction Notice Ottawa-West Fremont #2 138 kV and Groton-West Fremont 138 kV Transmission Lines Structure Addition Project filed by Nataliya Bryksenkova,Engineer on behalf of FirstEnergy Service Company. | 1 |
| 10/04/2019 | Service Notice. | 2 |
| 10/04/2019 | Staff Report of Investigation electronically filed by Mr. Matt Butler on behalf of Staff of OPSB. | 5 |
| 08/29/2019 | Application Construction Notice filed by N. Bryksenkova on behalf of American Transmission Systems, Inc. and FirstEnergy Service Company. | 30 |
| 08/09/2019 | In the matter of the Pre-Application Notification Letter for the Ottawa-West Fremont #2 138 kV and Groton-West Fremont 138 kV Transmission Lines Structure Addition Project electronically filed by Mr. Robert J Schmidt on behalf of American Transmission Systems Inc. | 2 |