OPET was formed to conserve and protect the natural environment and ecological systems of Oyster Pond.
OPET is incorporated as a not-for-profit organization in the Commonwealth of Massachusetts. OPET is also a 501(c)3 charitable trust. All contributions to OPET are tax-deductible to the full extent of the law. OPET currently has a membership of over 370 families, many of whom live in the Oyster Pond watershed area in Falmouth, Massachusetts, USA.