New York, NY

NEW YORK CITY H2O

EIN 45-3860014

Environment & Animal Welfare Environmental Education & Advocacy Children & youth

Mission

To inspire and educate New Yorkers of all ages to learn about, enjoy, and protect the city’s local water ecology by providing public and school programs at historic reservoirs, parklands, watersheds, bays, rivers and wetlands, and by encouraging diverse citizens to advocate for science-based public policy that strengthens urban water resilience.

IRS-recognized 501(c)(3) public charity Contributions are tax-deductible

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About NEW YORK CITY H2O

NEW YORK CITY H2O (doing business as NYC H2O) is a New York City–based 501(c)(3) environmental education and stewardship organization that offers free Water Ecology & Engineering field trips, public programs, stewardship events, and virtual lessons focused on the city’s reservoirs, wetlands, and waterways. The organization runs STEM-aligned field trips for grades 2–12, community cleanups and stewardship activities, and coalition work (notably on the Ridgewood Reservoir), and reports a multi-year reach that includes tens of thousands of students and substantial shoreline cleanup tonnage. NYC H2O is an operating, donor-facing nonprofit with published financial statements and recent Form 990 filings; leadership includes founder and Executive Director Matthew (Matt) Malina and an education team led by David Chuchuca, and the group has increased institutional grant support and program scale in the last 2–3 years.

Notable achievements

Large educational reach

Provided STEM‑aligned Water Ecology & Engineering field trips and programs that have cumulatively reached tens of thousands of students (the organization reports 48,000+ students reached through its educational programs).

Documented stewardship impact

Led community stewardship and cleanup events that have removed more than 20,000 pounds of trash from shoreline parks and wetlands, supporting habitat protection and public engagement.

Expanded grant support and program growth

Secured significant grant funding and grew annual revenues in recent years, enabling program expansion across all five boroughs (annual revenue reported at approximately $1.3M for fiscal year 2024).

At a glance

Total assets: $354K
Annual revenue: $1.3M
Tax status: 501(c)(3)Public charity
EIN: 45-3860014
Location: New York, NY
Website: nych2o.org
On Mahalo since: May 2026

Financial figures from the IRS Business Master File, the IRS’s registry of tax-exempt organizations.

Recognition

Recognized as a tax-exempt 501(c)(3) organization (tax-exempt status since May 2012).

Independent financial review: published reviewed financial statements for 2023 (review engagement by an independent accounting firm).

Recipient of public discretionary and grant support (including local council allocations and government/federal grant awards) used to underwrite school programs, beach and community cleanups, and stewardship activities.

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