Kelso Beach at Nawash Park is again safe for swimming. Article contentThe swim advisory posted by public health has been lifted as a result, a news release said. The beach was posted unsafe for swimming on Friday after routine samples showed high bacteria levels in the waters there. Those who swim, play in or use water with high bacteria levels are at an increased risk of getting sick or an infection. A dedicated webpage about beach water safety and public health’s beach monitoring program can be found at www.publichealthgreybruce.on.ca/Your-Environment/Safe-Water/Recreational-Water