Tisbury Great Pond

Check out our 2019 state of the pond report!


Chilmark and West Tisbury contribute to the 11,005-acre watershed.



The pond has an area of 662 to 800 acres, a mean depth of 5.4 to 8.2 feet, and a tidal range of 0.6ft.


Water Quality

The MVC categorized this pond as Compromised. Little, widely varied eelgrass. Occasional problems with wrack algae. Low dissolved oxygen in deep water. Water quality varies with duration of pond openings.


Massachusetts Estuaries Project Study

The Tisbury Great Pond MEP Report was released in August 2013. It recommended nitrogen reduction of 19%.

Highlights of the Tisbury Great Pond MEP Report.

Complete Tisbury Great Pond MEP Report.


The MEP recommended regularly scheduled pond openings, particularly the summer opening in August, projecting that this should maintain nutrient levels for the acceptable habitat quality throughout the embayment.

Oyster aquaculture project proposed.

Over 100 cubic yards of shell was placed in June 2013 and seeded with spat from Martha’s Vineyard Shellfish Group also had natural set.

Pond Association

Riparian Owners of Tisbury Great Pond.

Office location:

Office location:

The Stone Building
33 New York Avenue
Oak Bluffs, MA 02557

Telephone: 508-693-3453
Fax: 508-693-7894

Mailing Address

Mailing address:

Martha's Vineyard Commission
P.O. Box 1447
Oak Bluffs, MA 02557

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