Charities United States Environment Maine Rivers
Maine Rivers logo

Maine Rivers

Maine Rivers works to protect, restore and enhance the ecological health of Maine's river systems. We work on advocacy and policy efforts to protect and restore rivers and …

Environment Yarmouth, ME EIN: 020556861 (IRS) Sign up to see website
Claim this charity
Ready to give?
100% goes to Maine Rivers

GiveRadar doesn't take a cut. Donate directly on their site.

Make your donation
90
Integrity Assessment
Strong transparency
90/100 · methodology

About Maine Rivers

We work to protect, restore and enhance the ecological health of Maine’s river systems through community and government action.

Founded
Headquarters
Yarmouth, ME
Foundation type
Publicly-supported charity (509(a)(2))
NTEE code
C32
IRS subsection
501(c)(03)
Ruling date
Size
small

Verified certifications

Confirmed against the issuing authority - not self-reported.

IRS Tax-Deductible since 2003

Mission

Maine Rivers works to protect, restore and enhance the ecological health of Maine's river systems. We work on advocacy and policy efforts to protect and restore rivers and waterways. We direct and support ecological restoration efforts throughout the State of Maine.

Focus areas & reach

· What they work on and where
🌿 Environment · NTEE C32
Cause tags

How it stacks up against peers

· vs. 8 similar environment in United States
Program spending This charity: 94%
Peer average: 76%
CEO comp as % of revenue This charity: 8.26%
Peer average: 0.48%
Integrity Assessment This charity: 90
Peer average: 90

Concerns

· None found
No red flags found
Screened for IRS revocation history, Open investigations, Governance scandals, Related-party deals, Excessive exec comp.

Where every $1 goes

$0.94
Program expenses$0.94 ($701,280)
94% to programs beats the peer average (76%) and beats the Charity Navigator "highly efficient" threshold (75%).

GiveRadar Analysis

Original analysis from GiveRadar's dataset of comparable organizations

Based on the records currently verified by GiveRadar, Maine Rivers has a substantially complete profile, cross-referenced across 3 independent sources including the IRS.

  • GiveRadar has verified more about this organization than about 99% of the 30,105 environment charities in the United States it tracks, because GiveRadar has verified its financial disclosures and its governance. Most of those have little verified data on record yet. View this cohort
  • It has more complete contact information than nearly all comparable organizations, with a verified website, email, phone and address on record. Compare with peers
  • It has more complete governance disclosure than nearly all comparable organizations, because GiveRadar has verified leadership, executive compensation, a mission statement and a founding date. Compare with peers
GiveRadar has verified
  • government registration
  • financial records
  • disclosed leadership
  • a website
  • a contact email
  • a donation page
Not yet verified by GiveRadar
  • an owner-submitted profile claim

Common questions

· Auto-generated from filings + methodology

Maine Rivers is a registered environment nonprofit based in Yarmouth, ME, 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 020556861. According to GiveRadar's records, it holds active tax-deductible status on the IRS Publication 78 list, which means donations are tax-deductible and the organization is in good standing with the IRS. GiveRadar's Integrity Assessment for the organization is 90/100, which reflects how much public information is available, not whether the charity is legitimate. The organization reports $853K in annual revenue. 50 officers and directors are publicly disclosed. No red flags have been detected.

Maine Rivers has a GiveRadar Integrity Assessment of 90/100. 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 90 ('Strong transparency') reflects well-documented governance, recent financials, named leadership, and working contact details. The charity allocates 94% of expenses to programs, which contributes positively to its score. For comparison, the average integrity assessment for environment charities in United States is 90/100.

Maine Rivers is located in Yarmouth, ME, United States. The organization was established in 2001 and has been active for 25 years.

Based on official tax filings, Maine Rivers has $853K in annual revenue. It allocates 94% of expenses to programs and services. This is above the average of 76% for environment charities in United States. Its revenue is below the peer average of $2M. Create a free GiveRadar account to view the complete financial breakdown with year-over-year trends.

Maine Rivers is classified as an Environment organization, registered in United States. It operates as a Publicly-supported charity (509(a)(2)). By size, it is categorized as a small organization. It has $853K in annual revenue. The organization has 50 disclosed officers and directors.

No red flags have been detected for Maine Rivers. 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.

According to GiveRadar's records, Maine Rivers holds active tax-deductible status on the IRS Publication 78 list, which means donations are tax-deductible and the organization is in good standing with the IRS. It is registered with the Internal Revenue Service (IRS). It reports that 94% of expenses go to programs (the peer average is 76%). You can donate directly through their official donation page linked on their GiveRadar profile. GiveRadar provides data for research and does not endorse any organization. A GiveRadar Integrity Assessment reflects how much public data is available, not whether an organization is safe to donate to, so it is always smart to do your own research before giving.

We work to protect, restore and enhance the ecological health of Maine’s river systems through community and government action. Maine Rivers is classified as an environment organization registered in United States. The organization was founded in 2001.

Among environment charities registered in United States: It allocates 94% of expenses to programs, above the peer average of 76%. Its annual revenue of $853K is below the peer average of $2M.

Yes, donations to Maine Rivers are generally tax-deductible in the United States. Maine Rivers is a 501(c)(3) tax-exempt organization. Its EIN is 020556861, 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.

Annual revenue
$100K-$1M
94% to programs
Source: IRS 990 (FY2025) why this matters
Unlock exact figures

Filing history

5 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.
Financial details are free - with a GiveRadar account

See 5 years of revenue, expense breakdowns, and balance sheet.

Sign up to view
Already have an account? Log in
No credit card · Takes 20 seconds

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.

Staff & volunteers

From the latest filing

Employees
1

Leadership

CU
Curtis B•••••
Maine Rivers Treasurer

Officers & trustees (12)

Source: Public filings

See full names, roles, and stories

12 officers and trustees on file - free with a GiveRadar account.

Already have an account? Log in
Sign up to view

Latest news

From global news sources

No recent news coverage found

News coverage will appear here when articles mention this organization.

Activity timeline

Filings and press mentions, merged

Form filed
$0.9M revenue
FY2025
IRS 990
Form filed
$0.2M revenue
FY2024
IRS 990
Form filed
$0.4M revenue
FY2023
IRS 990
Form filed
$0.7M revenue
FY2022
IRS 990
Form filed
$1.3M revenue
FY2021
IRS 990

No reviews yet. Be the first to share your experience.

Have you donated or volunteered here?

Share your experience - it takes 30 seconds. Verified reviews help other donors decide.

Sign up to write a review

Cause areas in United States

How many charities work in each area, with this charity's area highlighted.

Human Services 322,441
Education 195,493
Arts & Culture 133,055
Advocacy & Civil Rights 127,988
Religion 114,580
Health 98,829
Community Development 56,048
Youth Development 53,423
Environment this charity 30,105
See all cause areas in United States

Most common causes in United States

Causes charities work on most.

Education 159,016
Social Services 140,118
Religion 103,741
Arts & Culture 101,203
Community Development 95,028
Civil Rights 70,065
Health 64,848
Youth Development 47,775

Sources and verification

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 - 50 disclosed in the public registry.
Supplementary verification
Charity Navigator

Data freshness

Last updated
Jun 6, 2026
Registry checked
Jun 6, 2026
Profile completeness
90%

What we know and don't know

Exactly which public data we hold on this charity. Our score reflects transparency, not impact.

On record · 10
  • Financial data · FY2025 on record
  • Named leadership · 50 officers on file
  • Executive pay · Disclosed
  • Government registration · Registered with an official registry
  • Mission statement · Published
  • Official website · On record
  • Headquarters address · On file
  • Direct contact · Email or phone published
  • Tax-deductibility · Verified
  • Founding date · 2001
Not available · 1
  • Programs & activities
    No named programs listed by the charity

Methodology

GiveRadar builds each profile primarily from official government charity registries, supplemented where available by third-party nonprofit databases and news archives, and combines it into a single 0-100 integrity assessment. The exact sources for this charity are listed above. We don't take a cut of any donation, ever.

Read full methodology

Are you the owner or a board member?

If you represent this organization and want to correct or update its data, you can claim this listing to edit details yourself, or email [email protected] with the correct information. We review every request and respond within 30 days.

Quick facts about Maine Rivers

What is Maine Rivers?
Maine Rivers is a environment publicly-supported charity (509(a)(2)) based in Yarmouth, United States. We work to protect, restore and enhance the ecological health of Maine’s river systems through community and government action.
When was Maine Rivers founded?
Maine Rivers was founded in 2001.
Who leads Maine Rivers?
Curtis Bohlen serves as Maine Rivers Treasurer.
Where is Maine Rivers located?
Headquartered in Yarmouth, ME, United States.
What is Maine Rivers's annual budget?
Annual revenue for fiscal year 2025 is approximately $100K-$1M. 94% of expenses go to program services.
Is Maine Rivers trustworthy?
Maine Rivers has a GiveRadar Integrity Assessment of 90 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 Maine Rivers's registration number?
IRS EIN: 020556861.
What is Maine Rivers's website?
http://www.mainerivers.org