EIN 53-0225129

Water Environment Federation (WEF)

IRS 501(c) type
Num. employees
Year formed
Most recent tax filings
NTEE code, primary
Formed in 1928, the Water Environment Federation (WEF) is a not-for-profit technical and educational organization with 36,000 individual members and 75 affiliated Member Associations representing water quality professionals around the world.

Program areas at WEF

Weftec is the world's most comprehensive gathering of Water quality professionals and thought leaders, featuring the sector's leading technical education program; an extensive exhibition showcasing the field's most cutting-edge solutions; and a variety of valuable networking opportunities. Weftec provides access to the latest technologies, services and products for those looking to design, build, maintain, or upgrade Water management systems and programs.
Publications and subscriptions - wef publishes technical and educational magazines, newsletters, books, technical reports, fact sheets, conference proceedings, and training materials. Water Environment & technology (we&t) is the publication professionals read to learn about the latest technologies, trends, and news in Water quality. Members receive it monthly as a membership benefit. In addition, the publication is sold on a subscription basis to libraries and other Water professionals. Wef publishes several digital newsletters: the stormwater report, weftec now, and wef smartbrief. Wef also publishes Water Environment research, a peer-reviewed research journal, in partnership with wiley. Wef publishes an extensive range of peer-reviewed manuals of practice, textbooks, and supplemental texts for classroom use as well as a comprehensive operator training series titled wastewater treatment fundamentals. This training series includes manuals, trainer's kits, companion online training, and study guides. Wef co-publishes standard methods for the examination of Water and wastewater with the american public health association and the american Water works association. Wef's conference proceedings, magazine features, technical reports, fact sheets, books, and training materials are published on access Water, wef's online library.
Technical programs, seminars and workshops - as the leading source of Water quality expertise, wef is committed to advancing the professional and workforce development of the Water sector through educational seminars and workshops that focus on environmental, sustainability, and public health topics. Wef provides education to Water professionals from over 70 countries at weftec, as well as at wef's specialty conferences. Wef's educational content includes all areas of Water resources management, including utility management and operations, collection systems, stormwater, Water and wastewater treatment, and biosolids. Wef's commitment to the sustainable development goals focus on safe, sustainable access to clean Water and sanitation, innovation and a circular economy. In response to the 2020 pandemic, wef provided in-depth education on biological hazards to wastewater operators through virtual workshops and public health communications platforms, and provided a free update to a manual of practice on safety and security of Water resource recovery facilities.

Form 990s for WEF

Fiscal year endingDate received by IRSFormPDF link
2019-082020-10-05990View PDF
2018-082019-09-13990View PDF
2017-082018-10-16990View PDF
2016-082017-10-10990View PDF
2015-082016-11-01990View PDF
...and 6 more Form 990s

Who funds Water Environment Federation (WEF)

Grants from foundations and other nonprofits
National Philanthropic TrustEnvironment, Animals$41,000
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 Subscribe to view█████ ████$999
Federal funding details
Federal agencyProgram nameAmount
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 Subscribe to view███-███ ████ ████ ████ █ ██ ███ █████$░░,░░░
...and 3 more federal grants / contracts

Grants made by WEF

GranteeGrant descriptionAmount
US Water AllianceProgram Support$20,000
 Subscribe to view████ ████$99,999
 Subscribe to view████ ████$99,999
 Subscribe to view████ ████$99,999
 Subscribe to view████ ████$99,999
...and 2 more grants made

Financials for WEF

RevenuesFYE 08/2020
Total grants, contributions, etc.$1,490,920
Program services$23,941,691
Investment income and dividends$451,676
Tax-exempt bond proceeds$0
Royalty revenue$187,228
Net rental income$0
Net gain from sale of non-inventory assets$20,893
Net income from fundraising events$0
Net income from gaming activities$0
Net income from sales of inventory$518,942
Miscellaneous revenues$64,091
Total revenues$26,675,441

Personnel at WEF

Barry LinerChief Technical Officer$155,666
Eileen O'NeillExecutive Director$340,279
Lynn ThomsonSenior Director , It$140,124
 Subscribe to viewSenior Director , Government Affairs and SP$143,449
 Subscribe to viewSenior Director , Exhibitions$144,785
...and 9 more key personnel

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Nonprofit Types
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General information
601 Wythe St
Alexandria, VA 22314
Metro area
Washington-Arlington-Alexandria, DC-VA-MD-WV
Website URL
(800) 666-0206
Facebook page
Twitter profile
IRS details
Fiscal year end
Taxreturn type
Form 990
Year formed
Eligible to receive tax-deductible contributions (Pub 78)
NTEE code, primary
S41: Promotion of Business
NAICS code, primary
813920: Professional Associations
Parent/child status