A public health advisory has been lifted for Flint Lake Park after test results have shown cyanobacteria levels there have fallen below the unsafe level.

According to a report released Tuesday by the NOAA, the cyanobacteria bloom has shrunk to an area of approximately 300 square miles, a decrease since Aug. 31.

Researchers from McGill University and Université Laval discovered that 80 Canadian lakes had experienced accelerated algae ...