Question 1

Is Inland Empire Waterkeeper a tax-exempt 501(c)(3)?

Accepted Answer

Yes — Inland Empire Waterkeeper is recognised by the IRS as a 501(c)(3) organisation (EIN 33-0847892). The IRS recognised Inland Empire Waterkeeper as tax-exempt in June 1999.

Question 2

What is Inland Empire Waterkeeper's EIN?

Accepted Answer

Inland Empire Waterkeeper's Employer Identification Number (EIN) is 33-0847892. The EIN was assigned by the IRS in June 1999. Donors and grantmakers use the EIN to verify tax-exempt status with the IRS.

Question 3

What does Inland Empire Waterkeeper do?

Accepted Answer

To protect swimmable, drinkable, fishable water and promote watershed resilience throughout our region.

Question 4

Where is Inland Empire Waterkeeper located?

Accepted Answer

Inland Empire Waterkeeper is located at 3151 Airway Ave Ste F110, Costa Mesa, CA, 92626.

Question 5

When was Inland Empire Waterkeeper founded or recognised by the IRS?

Accepted Answer

Inland Empire Waterkeeper was recognised by the IRS as a tax-exempt organisation in June 1999. The IRS ruling date is the earliest authoritative date available for most US nonprofits.

Question 6

What is Inland Empire Waterkeeper's annual revenue?

Accepted Answer

On its most recent Form 990 (fiscal year 2025), Inland Empire Waterkeeper reported $3.0M in total revenue and $2.7M in total expenses.

Question 7

Has Inland Empire Waterkeeper been auto-revoked by the IRS?

Accepted Answer

No — Inland Empire Waterkeeper (EIN 33-0847892) does not appear on the IRS Auto-Revocation List. Givalgo Discover cross-references the IRS Auto-Revocation List on every profile load; if status changes, this page reflects it.

Question 8

Is Inland Empire Waterkeeper listed in IRS Publication 78?

Accepted Answer

Yes — Inland Empire Waterkeeper is listed in IRS Publication 78 as an organisation eligible to receive tax-deductible charitable contributions. Pub 78 status is the canonical IRS signal that donations to an org are deductible.

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Inland Empire Waterkeeper

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