Charities United States Environment Lower Columbia Estuary Partnership
LO

Lower Columbia Estuary Partnership

To preserve and enhance the water quality of the lower columbia river estuary to support its biological and human communities.

Environment Portland, OR EIN 931249298 · IRS Sign up to see website
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89
Integrity Assessment
Strong transparency
89/100 · methodology

About Lower Columbia Estuary Partnership

Lower Columbia Estuary Partnership is a environment organization based in PORTLAND, United States. Annual revenue: $17.1 million. EIN: 931249298.

Founded
Headquarters
Portland, OR
Foundation type
Publicly-supported charity (509(a)(2))
NTEE code
C123
IRS subsection
501(c)(03)
Ruling date
Size
large

Verified certifications

Confirmed against the issuing authority - not self-reported.

IRS Tax-Deductible since 1999

Mission

To preserve and enhance the water quality of the lower columbia river estuary to support its biological and human communities.

Focus areas & reach

· What they work on and where
🌿 Environment · NTEE C123
Cause tags

How it stacks up against peers

· vs. 6 similar environment in United States
Program spending This charity: 0%
Peer average: 0%
CEO comp as % of revenue This charity: 1.06%
Peer average: 0.48%
Integrity Assessment This charity: 89
Peer average: 89

Red flags

· All clear
IRS revocation history
OFAC / EU / UN sanctions
Open investigations
Governance scandals
Related-party deals
Excessive exec comp

Common questions

· Auto-generated from filings + methodology

Lower Columbia Estuary Partnership is a registered environment nonprofit based in Portland, OR, United States. It is registered with the Internal Revenue Service (IRS). It was founded in 2001 and has been operating for 25 years. Its EIN is 931249298. It has a GiveRadar Integrity Assessment of 89/100 (Strong transparency), indicating well-documented governance, financials, and contact details. The organization reports $12M in annual revenue. 66 officers and directors are publicly disclosed. No red flags have been detected.

Lower Columbia Estuary Partnership has a GiveRadar Integrity Assessment of 89/100. This score combines five components: Registration (20 pts), Financial Transparency (30 pts), Governance (20 pts), Contact Availability (10 pts), and Data Recency (20 pts), with negative adjustments for any red flags. A score of 89 ('Strong transparency') reflects well-documented governance, recent financials, named leadership, and working contact details. For comparison, the average integrity assessment for environment charities in United States is 89/100.

Lower Columbia Estuary Partnership is located in Portland, OR, United States. The organization was established in 2001 and has been active for 25 years.

Based on official tax filings, Lower Columbia Estuary Partnership has $12M in annual revenue. Its revenue is significantly above the peer average of $2M. Create a free GiveRadar account to view the complete financial breakdown with year-over-year trends.

Lower Columbia Estuary Partnership is classified as a Environment organization, registered in United States. It operates as a Publicly-supported charity (509(a)(2)). By size, it is categorized as a large organization. It has $12M in annual revenue. The organization has 66 disclosed officers and directors.

No red flags have been detected for Lower Columbia Estuary Partnership. GiveRadar automatically screens charities for concerning patterns including high executive compensation, low program spending, and missing financial filings. Based on available official data, no issues have been identified.

Lower Columbia Estuary Partnership has a GiveRadar Integrity Assessment of 89/100 (Strong transparency) and no red flags have been detected, which suggests it is a well-documented organization. It is regulated by the IRS. You can donate directly through their official donation page linked on their GiveRadar profile. GiveRadar provides data for research purposes and does not endorse any organization. Always do your own due diligence.

Lower Columbia Estuary Partnership is a environment organization based in PORTLAND, United States. Annual revenue: $17.1 million. EIN: 931249298. Lower Columbia Estuary Partnership is classified as a environment organization registered in United States. The organization was founded in 2001.

Among environment charities registered in United States: Lower Columbia Estuary Partnership's GiveRadar Integrity Assessment of 89/100 is in line with the peer average of 89/100. Its annual revenue of $12M is well above the peer average of $2M.

Yes, donations to Lower Columbia Estuary Partnership are generally tax-deductible in the United States. Lower Columbia Estuary Partnership is a 501(c)(3) tax-exempt organization. Its EIN is 931249298, which you can use for tax filing purposes. Donors can typically deduct contributions on their federal income tax return if they itemize deductions. Consult a tax professional for guidance specific to your situation.

Verified against 5 official sources, last refreshed .

Annual revenue
$10M-$100M
0% to programs
Source: IRS 990 (FY2025) why this matters
Unlock exact figures

Filing history

6 years on file from IRS 990 (FY2025): revenue, expenses, program spending, assets, and liabilities by fiscal year.

Years on record: FY2025, FY2024, FY2023, FY2022, FY2021, FY2020.
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Taxes

Tax-deductibility for donors

Donations may be tax-deductible for residents of United States under local rules. Confirm with the charity directly.

Always confirm tax treatment with the charity directly or your tax advisor before donating.

Leadership

EL
Elaine Placido
Executive Director

Officers & trustees (25)

Source: Public filings

CA
Catherine C••••••
CHIEF SCIENTIST
CH
Christian H•••••••
COMMUNITY PROG DIR
DE
Dean M•••••••
Director
DE
Debrah M•••••••
FORMER EXEC DIR
EL
Elaine P••••••
EXEC DIRECTOR
HI
Hillary B••••••
Director
IR
Irma L••••••••••
Director
JA
James C•••••••
Director
JA
Jane B••••••••
SECRETARY/TREAS
JO
John N••••
Director
KE
Kessina L••
Director
LI
Lisa C••••••••••••••••
Director
MA
Margaret M•••••••
Director
MA
Mark B••••••
Director
MA
Marla H•••••••
VICE CHAIR
MA
Mary L•• S•••••
Director
MA
Matt J••••
Director
ME
Meta L•••••••••••
Director
MI
Mike T••••••
Director
RI
Rian S•••••
Director
RI
Richard W••••••
Director
RI
Rich D••••••
Director
SU
Susan H••••••
CHAIR
TA
Tabitha R•••••
Director
TH
Thomas A•••••
FINANCE MANAGER
Full names, contact details & compensation

Free with an account.

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Latest news

From global news sources

10 articles found

From global news sources

Sentiment

Positive

Activity timeline

Filings and press mentions, merged

EPA Research Supports National Estuary Program - U.S. Environmental Protection Agency (.gov)
Mar 2026
www.epa.gov
EPA's role in protecting the Basin - U.S. Environmental Protection Agency (.gov)
Jan 2026
www.epa.gov
Form filed
$12.3M revenue
FY2025
IRS_990
2023 Toxic Reduction Lead Grants in the Columbia River Basin - U.S. Environmental Protection Agency (.gov)
Dec 2025
www.epa.gov
Mable Kerr Park in Washougal reopens after watershed restoration project - Camas-Washougal Post-Record
Oct 2025
www.camaspostrecord.com
East Fork Lewis River project aims to restore salmon habitat spoiled by Ridgefield gravel mine - Oregon Public Broadcast
Jul 2025
www.opb.org
Campen Creek Reconnection Project on track to begin in August in Washougal - Camas-Washougal Post-Record
Jun 2025
www.camaspostrecord.com
Washington State River Restoration Project to Revive Salmon Habitat, Support Local Jobs - fisheries.noaa.gov
May 2025
www.fisheries.noaa.gov
The Columbia River | Briefing - Environmental and Energy Study Institute (EESI)
Jan 2025
www.eesi.org
Form filed
$7.1M revenue
FY2024
IRS_990
Form filed
$8.0M revenue
FY2023
IRS_990
Environmental group eyes Campen Creek restoration - Camas-Washougal Post-Record
Sep 2023
www.camaspostrecord.com
Form filed
$13.9M revenue
FY2022
IRS_990
Heavy rainfall tests Steigerwald’s newly reconnected floodplain - Camas-Washougal Post-Record
Jun 2022
www.camaspostrecord.com
Form filed
$17.1M revenue
FY2021
IRS_990
Form filed
$5.5M revenue
FY2020
IRS_990

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Peer charities

Other environment in United States, by integrity assessment

Charity Score Revenue Program %
Lower Columbia Estuary Partnership This page 89 $12.3 million -
Bass River Day Activity Program Inc 89 $13.5 million -
3rivers Incorporated 89 $14.0 million -
Utah Open Lands Conservation Association Inc 89 $11.4 million -
Truckee Donner Land Trust 89 $10.5 million -
Earthshare 89 $37.3 million -
Chesapeake Bay Trust 89 $36.0 million -

Sources and verification

Refreshed

Registration and legal identity
Internal Revenue Service (IRS) - Tax Exempt Organization Search
Financial filings
IRS Form 990 filings - Fiscal year 2025 most recent on file.
Officers and trustees
Internal Revenue Service (IRS) - Tax Exempt Organization Search - 66 disclosed in the public registry.
News and media coverage
GDELT Project + Google News
Supplementary verification
Charity Navigator

Data freshness

Last updated
May 27, 2026
Profile completeness
100%

What we don't know

Honest gaps - our score reflects transparency, not impact

Programs & projects
No named programs listed by the charity
Operating reach
Countries where programs run not specified

Methodology

GiveRadar combines public registry filings, ProPublica Nonprofit Explorer, Charity Navigator, GuideStar, and news archives into a single 0-100 integrity assessment. We don't take a cut of any donation, ever.

Read full methodology

Quick facts about Lower Columbia Estuary Partnership

What is Lower Columbia Estuary Partnership?
Lower Columbia Estuary Partnership is a environment publicly-supported charity (509(a)(2)) based in Portland, United States. Lower Columbia Estuary Partnership is a environment organization based in PORTLAND, United States. Annual revenue: $17.1 million. EIN: 931249298.
When was Lower Columbia Estuary Partnership founded?
Lower Columbia Estuary Partnership was founded in 2001.
Who leads Lower Columbia Estuary Partnership?
Elaine Placido serves as Executive Director.
Where is Lower Columbia Estuary Partnership located?
Headquartered in Portland, United States.
What is Lower Columbia Estuary Partnership's annual budget?
Annual revenue for fiscal year 2025 is approximately $10M-$100M. 0% of expenses go to program services.
Is Lower Columbia Estuary Partnership trustworthy?
Lower Columbia Estuary Partnership has a GiveRadar Integrity Assessment of 89 out of 100 (Strong transparency). The score reflects public-data transparency: registration, financial disclosure, governance, contact details, and how recently data was refreshed. It does not measure program impact.
What is Lower Columbia Estuary Partnership's registration number?
IRS EIN: 931249298.
What is Lower Columbia Estuary Partnership's website?
http://www.estuarypartnership.org