Cyanobacteria have led state Park Service to ‘retire’ swimming at Spruce Run Recreation Area

This part of the Delaware River Watershed faces ongoing pollution stresses

State officials, environmentalists say proper solution demands a regional approach

Professor says climate change allows bacteria to continue growing through mild winters, and rebloom with vigor in hot summers

In 2019, the state recorded more than 70 suspected and 39 confirmed harmful algal blooms in New Jersey, up from the year before

The algae turned lake water into a thick, pea soup-like pool, leading to swimming advisories and major losses for the tourism industry.

The state’s top Democratic lawmaker came to the waterway that’s been closed to swimming all summer.

Algal blooms have happened before in New Jersey's lakes -- and it’s a growing problem.