Ottumwa – Montezuma Line is a 345kV overhead line from Ottumwa, Iowa, US, to Montezuma, Iowa, US.

Construction works on the Ottumwa – Montezuma Line project was commissioned in 2018.


The Ottumwa – Montezuma Line, which is an overhead line, is being operated by ITC Midwest. The Ottumwa – Montezuma Line is an upgrade line. The line carries alternating current (AC) through double circuit cable.

Ottumwa – Montezuma Line project development status

The development of the Ottumwa – Montezuma Line project was approved by Iowa Utilities Board and the project works were completed in 2018.

About ITC Midwest

ITC Midwest LLC (ITC Midwest), a subsidiary of ITC Holdings Corp, is an electric utility that offers electricity transmission services. The utility offers operation, upgrades and maintenance of transmission facilities. Its projects include Colby-Killdeer 345 kV Line Build, Heron Lake – Lakefield 161 kV Line Rebuild, Minnesota-Iowa 345 kV Electric Transmission Project, Ottumwa-Iowa/Missouri Border Transmission Project, Salem-Hazleton project, Cardinal-Hickory Creek, Lambton-St. Clair Line Upgrade, and others. ITC Midwest operates through its electric transmission lines in Iowa, Minnesota, Illinois and Missouri, the US.


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.