Data update history
January 8, 2024
Posted financials
Added Form 990EZ for fiscal year 2022
January 7, 2024
Updated personnel
Identified 2 new personnel
November 25, 2023
Posted financials
Added Form 990EZ for fiscal year 2021
Nonprofit Types
Social advocacy organizationsEnvironmental organizationsCharities
Issues
Land and water conservationEnvironment
Characteristics
National levelTax deductible donationsNo full-time employeesAccepts online donations
General information
- Address
- 499 S Capitol St SW 401
- Washington, DC 20003
- Metro area
- Washington-Arlington-Alexandria, DC-VA-MD-WV
- County
- District of Columbia, DC
- Website URL
- nationalwaterwaysfoundation.org/
- Phone
- (202) 765-2166
IRS details
- EIN
- 52-1124026
- Fiscal year end
- December
- Taxreturn type
- Form 990-EZ
- Year formed
- 1978
- Eligible to receive tax-deductible contributions (Pub 78)
- Yes
Categorization
- NTEE code, primary
- C30: Natural Resources Conservation and Protection
- NAICS code, primary
- 813319: Social Advocacy Organizations
- Parent/child status
- Independent
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