A health advisory has been issued for Detroit Lake due to the presence of toxic blue-green algae, the Oregon Health Authority said on Friday.
Water testing at the reservoir east of Salem confirmed toxin levels that can be harmful to humans and animals, the agency said.
Visitors should avoid swallowing water while swimming, water skiing or power boating in areas where blooms are identified, OHA said.
The toxic bloom was located in the Heater Creek arm of the reservoir when testing was conducted on May 31. However, the advisory applies to the entire reservoir because the bloom often moves across the reservoir to different areas, said David Farrer, public health toxicologist for the OHA.
Read more at the Statesman Journal.