The health warning for Lake Rotorua in Ngongotahā has been lifted following advice from Toi Te Ora Public Health.
Rotorua Lakes Council said the warning signs near Arnold St and Waiteti Rd would be removed today.
Now that the warning has been lifted, people can return to activity in that area of Lake Rotorua.
Meanwhile, a health warning has been issued for Lake Ohakuri.
Notifications to Waikato Regional Council by members of the public and a visual assessment by the regional council shows a suspected bloom of potentially toxic blue-green algae.