Pictures from Wednesday show the disgusting algal bloom that prompted the closure of the 220-acre lake. "It's actually caused by cyanobacteria," said Ed McGowan of New York State Parks Department ...

ROCKLAND COUNTY, NY — The Lake Welch Beach and Picnic Grounds in Harriman State Park is closed through Sunday due to a Harmful Algal Bloom. Exposure to algae blooms can cause health effects in ...