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Nonprofit · EIN 37-1445642

WATER ISAC

Tax-exempt · WASHINGTON, DC 20006

Financials

$1.2M$1.2M2023$1.3M$1.5M2024$1.5M$1.7M2025
Revenue Expenses · by fiscal year end
Financials of WATER ISAC by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2025990$1,547,763$1,712,824-$165,061$2,397,183$692,183$1,705,000
December 31, 2024990$1,347,852$1,467,670-$119,818$2,472,162$712,593$1,759,569
December 31, 2023990$1,182,251$1,168,670$13,581$2,437,159$594,574$1,842,585
Financial details: 990 for the year ended December 31, 2025

Revenue

Contributions, gifts and grants
$0
Program service revenue
$1,452,452
Investment income
$94,310
Net gain from sales of assets
$8,934
Other revenue
$1,001

Expenses

Grants and similar amounts paid
$0
Salaries, compensation and benefits (total)
$0
Professional fundraising fees
$0
Legal fees
$2,345
Accounting fees
$51,656
Travel
$36,976
Depreciation
$6,310
Program services (functional)
$1,455,066
Management and general (functional)
$138,710
Fundraising (functional)
$119,048

Balance sheet and other

Total assets, start of year
$2,472,162
Total assets, end of year
$2,397,183
Total liabilities, end of year
$692,183
Net assets, end of year
$1,705,000
Land, buildings and equipment
$88,331
Publicly traded securities
$1,688,214
Net assets without donor restrictions
$1,705,000
Gross receipts
$1,778,286
Employees
0
Volunteers
10
Year formed
2002
State of legal domicile
DC

From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.

Officers, directors and key employees

As listed on the 990 for the year ended December 31, 2025, highest compensation first.

NameTitleHours / weekCompensation
JOHN P SULLIVANCHAIR
Trustee or director, Officer
0.5$0
SCOTT DEWHIRSTTREASURER
Trustee or director, Officer
0.5$0
SUSAN BREAUSECRETARY
Trustee or director, Officer
0.5$0
ROGER CASLOWBOARD MEMBER
Trustee or director
0.5$0
JEFF FARNEYBOARD MEMBER
Trustee or director
0.5$0
STEPHEN GAYBOARD MEMBER
Trustee or director
0.5$0
RICK JOLLEYBOARD MEMBER
Trustee or director
0.5$0
LINDSEY RECTINBOARD MEMBER
Trustee or director
0.5$0
DUSTI LOWNDESEX OFFICIO MEMBER
Trustee or director
0.5$0
LISA MCFADDENEX OFFICIO MEMBER
Trustee or director
0.5$0
THOMAS B DOBBINSCHIEF EXECUTIVE OFFICER
Officer
12.5$0
EUGENIA CADENADIRECTOR, ADMIN. AND CONFERENCES
Officer
10$0
990 for the year ended December 31, 2024: 11 people
NameTitleHours / weekCompensation
JOHN SULLIVANCHAIR
Trustee or director, Officer
0.5$0
SCOTT DEWHIRSTTREASURER
Trustee or director, Officer
0.5$0
SUSAN BREAUSECRETARY
Trustee or director, Officer
0.5$0
STEPHEN GAYBOARD MEMBER
Trustee or director
0.5$0
DUSTI LOWNDESBOARD MEMBER
Trustee or director
0.5$0
LINDSEY RECHTINBOARD MEMBER
Trustee or director
0.5$0
DAVID PETERSONBOARD MEMBER
Trustee or director
0.5$0
JEFF FARNEYBOARD MEMBER
Trustee or director
0.5$0
ROGER CASLOWBOARD MEMBER
Trustee or director
0.5$0
RICK JOLLEYBOARD MEMBER
Trustee or director
0.5$0
THOMAS DOBBINS SEE SCH OCHIEF EXECUTIVE OFFICER
Officer
10$0
990 for the year ended December 31, 2023: 10 people
NameTitleHours / weekCompensationFrom related orgsOther / benefits
THOMAS DOBBINSCHIEF EXECUTIVE OFFICER
Officer
10$0$360,000$68,283
JOHN P SULLIVANCHAIR
Trustee or director, Officer
0.5$0$0$0
SUSAN F BREAUSECRETARY
Trustee or director, Officer
0.5$0$0$0
SCOTT DEWHIRSTTREASURER
Trustee or director, Officer
0.5$0$0$0
ROGER CASLOWMANAGER
Trustee or director
0.5$0$0$0
JEFF FARNEYMANAGER
Trustee or director
0.5$0$0$0
RICK JOLLEYMANAGER
Trustee or director
0.5$0$0$0
ALEX MARGEVICIUSMANAGER
Trustee or director
0.5$0$0$0
DAVID J PETERSONMANAGER
Trustee or director
0.5$0$0$0
ROBERT WALTERSMANAGER
Trustee or director
0.5$0$0$0

Address and contacts

Address (IRS master file)
1620 I ST NW STE 500, WASHINGTON, DC 20006-4027
In care of
% DIANNE VAN DE HEI
Principal officer (990 for 2025)
THOMAS DOBBINS, 1620 I STREET NW 500, WASHINGTON, DC 20006
Signed the 990
THOMAS DOBBINS, CHIEF EXECUTIVE OFFICER
Phone
(866) 426-4722
Return prepared by
GELMAN ROSENBERG AND FREEDMAN PC

Mission

CONDUCTS THREAT ANALYSIS AND DISSEMINATES THREAT AND VULNERABILITY INFORMATION AND BEST PRACTICES FOR WATER AND WASTEWATER UTILITIES. THE CENTER PROVIDES A METHOD OF COMMUNICATION BETWEEN THE UTILITIES AND FEDERAL AGENCIES DEALING WITH SECURITY, LAW ENFORCEMENT, INTELLIGENCE, THE ENVIRONMENT, AND PUBLIC HEALTH.

990 for the year ended December 31, 2025

Program accomplishments

  • DEVELOP, OPERATE, AND MAINTAIN A SECURE ONLINE PORTAL FOR THE SHARING OF INFORMATION AND ANALYSIS RELATED TO THE SECURITY OF THE PUBLIC DRINKING WATER AND WASTEWATER INFRASTRUCTURE OF THE UNITED STATES; EDUCATE UTILITIES AND STATE AND FEDERAL AGENCIES ABOUT SECURITY THREATS, PLANNING, AND RESPONSE.
    Expenses $1,455,066 · revenue $1,452,452

What it must file and when

IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. Its accounting year ends in December, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025December 31, 2025May 15, 2026990 on file
2024December 31, 2024May 15, 2025990 on file
2023December 31, 2023May 15, 2024990 on file

IRS record

EIN
37-1445642
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (509(a)(2))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
2003
Accounting year ends
December
Files
Form 990 or 990-EZ
Assets (IRS master file)
$2,397,183
Income (IRS master file)
$1,778,286

Filing history

FormYear endedRevenueExpensesAssetsReturn
990December 2025$1,547,763$1,712,824$2,397,183XML
990December 2024$1,347,852$1,467,670$2,472,162XML
990December 2023$1,182,251$1,168,670$2,437,159XML
990December 2022$1,156,579$1,091,257$2,503,655IRS
990December 2021–––IRS
990December 2020–––IRS
990December 2018–––IRS

990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 37-1445642).

Questions about WATER ISAC

What is the EIN of WATER ISAC?
The employer identification number (EIN) of WATER ISAC is 37-1445642.
Is WATER ISAC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2003.
Are donations to WATER ISAC tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does WATER ISAC file?
Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
When is the next return of WATER ISAC due?
The return for tax year 2026 (the year ending December 31, 2026) is due May 17, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did WATER ISAC last file with the IRS?
The latest return in the IRS public files is the 990 for the year ended December 2025.
Who is the principal officer of WATER ISAC?
The 990 for the year ended December 31, 2025 names THOMAS DOBBINS.
Who are the officers and directors of WATER ISAC?
The 990 for the year ended December 31, 2025 lists 12 people; 0 received compensation from the organization.
How much revenue does WATER ISAC have?
On its 990 for the year ended December 31, 2025 it reported revenue of $1,547,763, expenses of $1,712,824 and total assets of $2,397,183 at year end.

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