Fiscal year ending 2024. Filed on November 13, 2025.
PO Box 66051
Tucson, Arizona 85728
Arizona Hydrological Society Foundation (EIN: 55-0893544) has filed an IRS Form 990 since fiscal year 2022. In its fiscal year 2024 IRS Form 990 filing, Arizona Hydrological Society Foundation, a 501(c)(3) charitable organization, reported compensation for 4 employees. Among the employees shown here, the average compensation is $0.
Revenue
Expenses
Employee compensation
To increase, invest, safeguard, and distribute the assets of the foundation in support of education, analysis, and communication in hydrological and related sciences in Arizona and the Southwest.
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