We welcome your contributions to Islands Oil Spill Association.

Make a contribution using PayPal

You can make a one time gift, or support us with a monthly contribution.

Make a one-time contribution:

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Pledge a monthly recurring contribution:


IOSA is a 501(c)4 non-profit organization (as are volunteer fire departments). This means that donations made to IOSA are not tax-deductible. Your contributions help us protect the waters of San Juan County and the Salish Sea by helping us prevent, prepare for and respond to oil spills.

Make a contribution by Mail

If you would like to contribute to IOSA via mail, you can send a check to the below address.

Islands’ Oil Spill Association (IOSA)
P.O. Box 12
Lopez Island, WA 98261-0012

San Juan County Emergency Services accepts tax deductible contributions to assist IOSA, mail it to the above address and note that your check is to aid IOSA.

IOSA does not share our member addresses or information with any other organization.

Our Mission

IOSA’s mission is to provide San Juan County with prompt, effective oil spill response and prevention, which includes training and coordinating of oil spill responders, maintaining spill response equipment and educating about prevention and containment of oil spills.


Oil Spill Response in San Juan County, Washington

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