Head of the Charles won't be affected by bacteria bloom, officials say

Head of the Charles Regatta to Proceed as Planned

Despite a growing toxic algae bloom in the Charles River, the Head of the Charles Regatta will take place as scheduled this weekend, according to city health officials.

A cyanobacteria public health advisory has been expanded to include all areas downstream of the Cambridge Street Bridge. However, the advisory has been lifted at Magazine Beach and the BU DeWolfe Boathouse, where the regatta will be held.

Earlier this month, Boston health officials issued an emergency alert due to potentially harmful levels of cyanobacteria in the Charles River, sparking concern over the impact on the iconic race.

The advisory has been lifted at both Magazine Beach and the BU DeWolfe Boathouse, where the regatta will take place.

Author's summary: Regatta to proceed despite algae bloom.

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Boston.com Boston.com — 2025-10-18

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