Transgrid Wallerawang 132/66kV Substation & Switchyard. Home/Electrical substation/Transgrid Wallerawang 132/66kV Substation & Switchyard. Wallerawang NSW 2845 Contacts Wallerawang NSW 2845 http://www.transgrid.com.au/ Send updates or Remove Description Home | Transgrid Features Map Reviews No reviews! ADD REVIEW Similar companies Electrical substation Allawah WP0123 Water Pumping Station Hurstville NSW 2220 Electrical substation Cadell Substation Cadell SA 5321 Electrical substation South East Substation Substation, Ponda Road, Mingbool SA 5291 Electrical substation BMS substation 5-11 Maygar Blvd, Broadmeadows VIC 3047 Categories Electrical substation