Karst Waters Institute

Legal name: Karst Waters Institute Inc

Nonprofit profile at a glance

EIN
550709841
IRS 990-N coverage
2024–2024
Official website data refreshed
Sep 2026
Forms available
Form 990-EZ 2023, Form 990-N 2024
Location
Lewisburg, PA, US
Phone
(540) 839-5019
Rating confidence
Limited

Official website

What the e-Postcard reports

Notice states gross receipts normally $50,000 or less
Yes
Termination reported
No
Principal officer
Ellen Herman
Tax period began
2024-04-01 00:00:00
Tax period ended
2025-03-31 00:00:00
Filed website
www.karstwaters.org

Source: IRS Form 990-N, tax year 2024. These are filed notice facts, not independently verified current operations. The notice does not report exact revenue, expenses, assets, leadership compensation, or governance controls.

Overview

From its website

Karst Waters Institute (KWI) is a nonprofit organization dedicated to advancing the understanding and protection of karst water resources. KWI brings together academic, governmental, and private-sector specialists to address critical water quality and supply issues in karst terrains, which provide a large portion of the U.S. water supply but are poorly understood and easily polluted. The institute supports research, education, and public outreach through publications, photo contests, and graduate program resources. KWI also offers webinars and scholarships to foster the next generation of karst scientists.

Filing

Its tax year 2024 Form 990-N states gross receipts are normally $50,000 or less. The notice does not report termination.

Other filing

A Form 990-EZ for tax year 2023 is also available.

Coverage

Other list screening or federal responsibility records are incomplete in the available data.

Sources: Official website capture · IRS Form 990-N · IRS filing history · Grant-readiness source coverage

The verdict

- The available evidence is not sufficient to produce an overall rating for this filing. This is not a warning sign.

Rating breakdown

    Details

    • What they do: 2 programs and campaigns described on the official site · 1 operating location identified
    • Postcard: tax year 2024 · gross receipts were within the e-Postcard filing limit
    • Contacts: How to reach this organization
    • Grant readiness: Federal tax and exclusion status, award history, and grant-maker relationships.
    • People: Everyone the filings name, and which of them the filings identify by more than a name.