Water Protection

Photo Credit: Jerry Monkman

Delaware River Watershed Fund

Capitalized with a $9 million grant from the William Penn Foundation, OSI's Delaware Watershed Land Protection Fund will make loans and grants to qualified organizations for land acquisition through competative grants.




OSI and Our Watershed Work

Beaverkill River by Brett ColeAt stake is our most valuable natural resource. Given the millions of users in New York City and surrounding states, OSI's new watershed  initiative is poised to usher in a new age of clean water in our nation’s most densely populated region.








What You Can Do

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Become a part of our mission to safeguard at-risk places through your tax-deductible gift.


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