EIN 23-7253434501(c)(3) public charityApproved August 1973Donations tax deductible
From the latest return on file
At a glance
Figures come from the organization’s Form 990 for the fiscal year ending August 2025, as recorded by the IRS.
Revenue
$92,589
FY2025
Assets
$537,638
Year end
Required return
Form 990
Full return required from $500K of assets
Fiscal year
September to August
Ends in August
Focus
Natural resources conservation and protection
NTEE C30, environment
Charity type
Publicly supported
170(b)(1)(A)(vi)
Compliance clock
What is due, and when
Computed from the fiscal year end and the return type. Federal dates are fixed by law. The state line is the general charitable solicitation rule of Indiana, read from the regulator’s own guidance; exemptions vary, and the regulator’s page is the authority.
Jan 15, 2027
Form 990 for FY2026
Fifteenth day of the fifth month after year end.
Jan 18, 2028
Form 990 for FY2027
Fifteenth day of the fifth month after year end. January 15 falls on a Saturday, so the deadline moves to Monday.
State
Indiana charitable solicitation registration
Indiana does not require charities to register before they ask for contributions.
Exempt status is revoked after three consecutive years without a return. The latest return on file is FY2025.
Filing history
When each return reached the IRS
From IRS records of electronically filed returns. The IRS record date is the date in the IRS’s own record of each return. It is not a legal filing date, and extensions are not public.
Fiscal year
Form
IRS record date
Due date
Note
FY2025
Form 990
April 13, 2026
January 15, 2026
FY2024
Form 990
January 15, 2025
January 15, 2025
On or before the due date
FY2023
Form 990-EZ
January 16, 2024
January 16, 2024
On or before the due date
FY2022
Form 990-EZ
January 12, 2023
January 17, 2023
On or before the due date
FY2021
Form 990-EZ
January 11, 2022
January 18, 2022
On or before the due date
Returns for fiscal years before 2021, and returns the IRS record cannot date, are not listed.
IRS status check
What the IRS lists say
Three IRS lists, read each month. This is a display of what they show, not a determination of status.
Exempt status
Listed as exempt
The IRS list of exempt organizations. As of October 13, 2026.
Deductible donations
Listed
The IRS list of organizations eligible to receive tax deductible contributions. Listed with code PC (public charity). As of October 13, 2026.
Automatic revocation
Not on the list
The IRS list of organizations whose exemption was revoked for not filing three years in a row. As of October 13, 2026.
Peers
Against Indiana environment organizations of similar size
74 public charities share this focus and state with revenue between $50K and $500K on a recent return. The shaded band is the middle half of the group.
$50K$100K$200K$300K$400K$500K
Amos W Butler Audubon Society $92.6KPeer median $144KMiddle half of peers
Revenue rank
29th percentile
Among the 74 peers
Assets held
About 5.8 years
Of annual revenue, from public figures
Age
Older than most
Approved 1973; the median peer, 2006
Readiness
What public data cannot tell you
A 990 shows money in and money out. It cannot show whether programs, outcomes, funding and compliance live in one place, or how long a funder report takes to produce. The five pillars below are scored only by the organization itself.
Mission & Strategic Clarity
Can every program be traced to a stated outcome?
Unscored
Stakeholders & Positioning
Do funders see the same story the board sees?
Unscored
Programs & Program Design
Are participants, activities and budgets tracked per program?
Unscored
Evidence, Data & Storytelling
How long does the next funder report take to assemble?