WA Public health: Advice lifted for Upper Swan River 15 days after Caversham sewerage main burst admin 5 hours ago Latest News Comments Off on WA Public health: Advice lifted for Upper Swan River 15 days after Caversham sewerage main burst 3 Views Public health advice has been lifted more than two weeks after a sewerage main burst contaminated the Upper Swan River with a torrent of wastewater. Share Facebook Twitter Stumbleupon LinkedIn Pinterest