Civic Intelligence

Arizona Hydrological Society Foundation

EIN 55-0893544 • 501(c)3 • Tucson, AZ

Profile

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.

PO Box 66051Tucson, AZ 85728-6051

ahsfoundation.org

Siviq Scores

Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.

Liabilities / Assets

19th percentile

0.00x

Tied with the lowest-debt nonprofits in its peer group.

501(c)3 • $1M-$5M nonprofits • Source year 2025

Liabilities / Revenue

20th percentile

0.00x

Tied with the lowest-debt nonprofits in its peer group.

501(c)3 • $1M-$5M nonprofits • Source year 2025

Net Margin

97th percentile

89%

Higher net margin than 97% of similar nonprofits.

501(c)3 • $1M-$5M nonprofits • Source year 2025

Top Officer Pay

40th percentile

$0

Higher top officer pay than 40% of similar nonprofits.

Top officer pay equals 0.0% of source-year revenue.

501(c)3 • $1M-$5M nonprofits • Source year 2025

Asset Growth

94th percentile

89%

Faster asset growth than 94% of similar nonprofits.

501(c)3 • $1M-$5M nonprofits • Annualized from 2024 to 2025

Revenue Growth

93rd percentile

139%

Faster revenue growth than 93% of similar nonprofits.

501(c)3 • $1M-$5M nonprofits • Annualized from 2024 to 2025

Balance Sheet
Liabilities / Assets19th percentile

Assets

Up

$1,832,173

Up $864,461 (+89%) from 2024

Liabilities

Flat

$0

Flat from 2024

Net Assets

Up

$1,832,173

Up $864,461 (+89%) from 2024

Operations
Liabilities / Revenue20th percentileNet Margin97th percentile

Revenue

Up

$852,354

Up $496,053 (+139%) from 2024

Expenses

Down

$93,035

Down $2,704 (-2.8%) from 2024

Net Income

Up

$759,319

Up $498,757 (+191%) from 2024

Trend Graphs

Balance Sheet Trend

Asset Growth94th percentile

Grouped bars show assets, liabilities, and net assets across loaded filings.

$2.0M$1.5M$1.0M$500K$0Assets 2022: $500,124Liabilities 2022: $0Net Assets 2022: $500,1242022Assets 2023: $707,150Liabilities 2023: $0Net Assets 2023: $707,1502023Assets 2024: $967,712Liabilities 2024: $0Net Assets 2024: $967,7122024Assets 2025: $1,832,173Liabilities 2025: $0Net Assets 2025: $1,832,1732025

Highlighted filing

2025

Assets$1,832,173
Liabilities$0
Net Assets$1,832,173
Open 2025 Filing

Operations Trend

Revenue Growth93rd percentile

Revenue, expenses, and net income by year, with the latest filing highlighted.

$1.0M$500K$0Revenue 2022: $69,658Expenses 2022: $21,087Net Income 2022: $48,5712022Revenue 2023: $232,799Expenses 2023: $25,773Net Income 2023: $207,0262023Revenue 2024: $356,301Expenses 2024: $95,739Net Income 2024: $260,5622024Revenue 2025: $852,354Expenses 2025: $93,035Net Income 2025: $759,3192025

Highlighted filing

2025

Revenue$852,354
Expenses$93,035
Net Income$759,319
Open 2025 Filing

Filings

Most recent year

2025 • Form 990Detailed filing. Detailed filing data is available for this year.

Open filing
Assets
$1,832,173
Liabilities
$0
Net assets
$1,832,173
Revenue
$852,354
Expenses
$93,035
Net income
$759,319
Balance SheetOperations
YearAssetsLiabilitiesNet AssetsRevenueExpensesNet Income
2025Detailed filing. Detailed filing data is available for this year.$1.83$0.00$1.83$0.85$0.09$0.76
2024XML pending. An XML filing is linked for this year, but detailed extraction is still pending.$0.97$0.00$0.97$0.36$0.10$0.26
2023XML pending. An XML filing is linked for this year, but detailed extraction is still pending.$0.71$0.00$0.71$0.23$0.03$0.21
2022Facts available. Structured filing facts are available, but richer extracted sections are limited.$0.50$0.00$0.50$0.07$0.02$0.05
Latest Filing Detail
Jump To
Filing Snapshot
Filing Period
Jan 1, 2025 to Dec 31, 2025
Signed
Mar 26, 2026
Return Version
2025v4.0
Gross Receipts
$1,000,218
Mission and Program Overview

Mission

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

Balance Sheet Detail
LineBeginningEndChange
Assets
Investments in Publicly Traded Securities$763,381$1,002,481▲ $239,100
Cash and Non-Interest-Bearing Accounts$68,679$768,786▲ $700,107
Savings and Temporary Cash Investments$135,652$60,906▼ $74,746
Total Assets$967,712$1,832,173▲ $864,461
Liabilities
Total Liabilities$0$0→ $0
Net Assets / Fund Balance
Net Assets Without Donor Restrictions$320,995$1,813,387▲ $1,492,392
Net Assets With Donor Restrictions$646,717$18,786▼ $627,931
Total Net Assets Fund Balance$967,712$1,832,173▲ $864,461
Total Liabilities and Net Assets / Fund Balance$967,712$1,832,173▲ $864,461
Compensation and Service Providers
Top Officer Pay40th percentile

Board Members and Trustees

NameTitle
David ChristianaPresident
Christie O'DayVice President
Chris BrooksDirector
Don BillsDirector
Erin YoungDirector
Errol MontgomeryDirector
Michael PearceDirector
Beth ProffittSecretary
Howard GrahnTreasurer
Revenue and Support

Revenue Composition

Contributions and Grants
$819,591
Program Service Revenue
$0
Investment Income
$32,763
Other Revenue
$0
All Other Contributions
$819,591
Change in Net Assets
$759,319
Expenses and Functional Allocation

Major Expense Lines

Line ItemAmount
Grants and Similar Amounts Paid$84,000
Other Expenses$9,035
Professional Fundraising Fees$0
Salaries, Compensation, and Employee Benefits$0
Total Fundraising Expense$0

Functional Expense Allocation

Line ItemProgramManagementFundraisingTotal
Grants to Domestic Individuals$84,000--$84,000
All Other Expenses$715$3,817-$4,532
Insurance-$1,167-$1,167
Fees for Service Investment Mgmnt Fees-$1,107-$1,107
Fees for Services Accounting-$835-$835
Advertising-$796-$796
Office Expenses-$588-$588
Fees for Services Legal-$10-$10
Total Functional Expenses$84,715$8,320$0$93,035
Fundraising, Events, and Gaming
Fundraising activities
No
Gaming activities
No
Professional fundraiser used
No

Fundraising and Gaming Totals

Line ItemAmount
Professional Fundraising Fees$0
Political and Lobbying Activity
Political campaign activity
No
Lobbying activity
No
Subject to proxy tax
No
Governance and Compliance

Governance Checklist

Compiled or reviewed by an accountant
No
Business relationship with 35% controlled entity
No
Business relationship with family members
No
Business relationship with organization members
No
Material changes to governing documents
No
Compensation from other sources disclosed
No
CEO compensation reviewed
No
Other officer compensation reviewed
No
Conflict-of-interest policy
No
Audited financial statements prepared
No
Key decisions subject to board approval
No
Management duties delegated
No

Governance Explanations

Form 990, Part VI, Section C, Line 19

“The governing documents are available upon request. Financial information is available upon request or on our website.”

Form 990, Part VI, Section B, Line 11B

“There is no formal process of review of the draft 990.”

Filing and Contact Details

Filer

Filer Name
Arizona Hydrological Society Foundation
EIN
55-0893544
In Care Of
% Howard Grahn
Address
PO Box 66051, Tucson, AZ 85728-6051

Signing Officer

Name
Howard Grahn
Title
Treasurer
Signed
2026-03-26
Discuss with paid preparer
Yes

Organization Details

Principal Officer
Howard Grahn
Formed
2005
Legal Domicile
Az
Voting Board Members
9
Independent Board Members
9
Employees
0
Volunteers
9

Preparer

Firm
Darin Guthrie CPAPLLC
Address
3024 E Ft Lowell Ste 100, Tucson, AZ 85716
Preparer
Darin Guthrie
Phone
5202074518
Raw XML Appendix397 raw XML fields

This appendix keeps the raw XML leaves available for debugging and edge-case review. The human report above is the primary experience.

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IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt0The governing documents are available upon request. Financial information is available upon request or on our website.
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt1There is no formal process of review of the draft 990.
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc0Form 990, Part VI, Section C, Line 19
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc1Form 990, Part VI, Section B, Line 11b
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IRS990/UponRequestInd0X
IRS990/USAddress/AddressLine1Txt03975 N Pontatoc Rd
IRS990/USAddress/CityNm0TUCSON
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IRS990/USAddress/ZIPCd085718
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ReturnHeader/BuildTS02025-03-06 01:10:19Z
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ReturnHeader/BusinessOfficerGrp/PersonNm0Howard Grahn
ReturnHeader/BusinessOfficerGrp/PersonTitleTxt0Treasurer
ReturnHeader/BusinessOfficerGrp/SignatureDt02026-03-26
ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt0Arizona Hydrological Society Foundation
ReturnHeader/Filer/BusinessNameControlTxt0ARIZ
ReturnHeader/Filer/EIN0550893544
ReturnHeader/Filer/InCareOfNm0% Howard Grahn
ReturnHeader/Filer/USAddress/AddressLine1Txt0PO Box 66051
ReturnHeader/Filer/USAddress/CityNm0Tucson
ReturnHeader/Filer/USAddress/StateAbbreviationCd0AZ
ReturnHeader/Filer/USAddress/ZIPCd0857286051
ReturnHeader/PreparerFirmGrp/PreparerFirmEIN0800714410
ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt0Darin Guthrie CPAPLLC
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt03024 E Ft Lowell Ste 100
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm0Tucson
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd0AZ
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd085716
ReturnHeader/PreparerPersonGrp/PhoneNum05202074518
ReturnHeader/PreparerPersonGrp/PreparationDt02026-03-26
ReturnHeader/PreparerPersonGrp/PreparerPersonNm0Darin Guthrie
ReturnHeader/ReturnTs02026-03-26T02:16:36-00:00
ReturnHeader/ReturnTypeCd0990
ReturnHeader/TaxPeriodBeginDt02025-01-01
ReturnHeader/TaxPeriodEndDt02025-12-31
ReturnHeader/TaxYr02025

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