Joppa Substation is a 345kV substation located in Joppa, Massac County, Illinois, US.

The Joppa Substation project’s construction is expected to begin in 2022. The works are expected to be commissioned in 2023.

Description

Joppa Substation project, which is an upgrade substation, will be operated by Ameren Illinois.

The designed voltage level of the substation is 345/161kV and the operating voltage level is 345/161kV.

The step-in voltage of the project is 345kV and the step-out voltage is 161kV. Upon completion, the substation will have a capacity of 560MVA.

Joppa Substation project development status

The project is expected to be commissioned in 2023.

About Ameren Illinois

Ameren Illinois Co (Ameren Illinois), a subsidiary of Ameren Corp is engaged in regulated electric and gas distribution related activities to various users residing in central and southern Illinois regions. The company is headquartered in Illinois, the US.

Methodology

All publicly-announced T&D Line & Substation projects included in this analysis are drawn from GlobalData’s Power IC. The information regarding the projects is sourced through secondary information sources such as country specific utility players, company news and reports, statistical organisations, regulatory body, government planning reports and their publications and is further validated through primary from various stakeholders such as power utility companies, consultants, energy associations of respective countries, government bodies and professionals from leading players in the power sector.