This web page provides GIS professionals with detailed data on electric power transmission lines across Sacramento County, California. The dataset comprises six features detailing overhead AC lines currently in service, presenting varying voltage classes, such as 500, 230, and under 100 volts. Substation pairings noted include Tracy to Olinda and Berry Street to Elverta, depicting the physical route of each line. With ownership ranging from Pacific Gas & Electric to smaller municipal utilities, this information is calibrated from imagery among other methods ensuring up-to-date and accurate data for system mapping and analysis.