Access comprehensive data on US electric power transmission lines in Massac County, Illinois, perfect for GIS professionals working in infrastructure and utility mapping. This dataset contains detailed information on four overhead AC transmission lines that are currently in service. Each entry catalogs specifics such as the line's voltage, the owning company, and the substations from Joppa to West Frankfort. Voltage classes range from 100 to 345 kV, reflecting significant variations in infrastructure across the region. Data sourced through imagery and extensive industry resources ensures updated and reliable information for your analysis and planning needs.