Access comprehensive data on electric power transmission lines across Wisconsin with our detailed GIS dataset. This collection features key information on 16 overhead transmission lines, including those currently in service. Each entry provides insights into the owner, voltage, and specific locations between substations, such as Arrowhead to Gardner Park and Forbes to Chisago. Professionals in the field of electric bulk power transmission and control can utilize this dataset to enhance their project planning and analysis. The data, validated through imagery sources up to 2020, presents voltage classes ranging from 100 to 500 kV, making it a reliable resource for infrastructure development and maintenance planning.