Transmission Line Project in Iowa: Key Details and Implications

Strategic Insights -

The Iowa Public Utilities Commission has approved a 69,000 Volt nominal (72,500 Volt maximum) electric transmission line project in Plymouth County, Iowa. The line will connect to MidAmerican Energy Company's existing transmission line in Plymouth County and terminate at the Kingsley Substation in Plymouth County. The total distance of the 345,000 Volt line is approximately 2.33 miles.

Key Takeaways:

  • The transmission line project will connect to MidAmerican Energy Company's existing transmission line in Plymouth County, Iowa.
  • The line will terminate at the Kingsley Substation in Plymouth County, Iowa.
  • The total distance of the 345,000 Volt line is approximately 2.33 miles.
  • The project was filed with the Iowa Utilities Commission on May 16, 2025, as E-21543.
  • The transmission line will be constructed on private right-of-way adjacent to the west and north margin of State Highway 140.
  • The line will cross County Highway C70 and Quest Rd, and will terminate near the city limits of Kingsley, Iowa.
  • The project involves the construction of a new transmission line to enhance the existing power grid in Plymouth County, Iowa.

Statistics:

  • Distance of the transmission line: approximately 2.33 miles
  • Voltage of the transmission line: 345,000 Volt
  • Maximum voltage: 72,500 Volt
  • Location of the north terminus: Kingsley Substation in Plymouth County, Iowa
  • Location of the south terminus: Moville North substation in Woodbury County, Iowa
  • Date of filing with the Iowa Utilities Commission: May 16, 2025 (E-21543)

Sources:

  • Iowa Public Utilities Commission. (May 16, 2025). EXHIBIT A 69,000 Volt Nominal (72,500 Volt Maximum) Electric Transmission Line Plymouth County, Iowa.