A new private-public coalition announced this week will monitor the presence of cyanobacteria in the Edgartown, Chilmark and Tisbury Great Ponds this summer, including through maps and a special-purpose website.
Edgartown Great Pond Foundation
Island boards of health
Edgartown Great Pond
Chilmark Pond
Noah Asimow
Health agents and water quality experts have identified cyanobacteria blooms across Martha’s Vineyard, closing parts of Squibnocket Pond and issuing warnings about the toxic blue-green algae.
Cyanobacteria
Squibnocket Pond
Chilmark Pond

2023

Island officials hope a new Martha's Vineyard Commission report that explores ways to cut down the amount of nitrogen pollution in up-Island ponds could serve as a blueprint for local planners.

2022

More than half the nitrogen polluting Great Ponds along the south shore is coming from wastewater, a newly released report has found.

2021

Health agents and water quality experts have identified cyanobacteria blooms across Martha’s Vineyard, closing parts of Squibnocket Pond and issuing warnings about the toxic blue-green algae.

A new private-public coalition announced this week will monitor the presence of cyanobacteria in the Edgartown, Chilmark and Tisbury Great Ponds this summer, including through maps and a special-purpose website.

2020

Dredging and intensive study are part of a new project for Chilmark Pond, as two foundations have joined forces to develop a science-driven restoration plan for the pond.

A person who went crabbing in Chilmark Pond was sickened by what appears to be a neurotoxin from blue/green algae blooms in the water, according to Chilmark health officials.

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