These are polylines representing the approximate location of high voltage electricity transmission lines. Various rule relate to land use activities within the vicinity of the transmission lines. Data will be derived from extracts from asset systems, positional accuracy is not known. This is a dataset derived from various sources. The data has not been updated due to RMA procedures. More up to date information is available from Transpower. Users are advised to seek updates from Transpower. Original Source data is no longer available for reference.