Utah · Nonprofit
JOHN WESLEY POWELL RIVER HISTORY MUSEUM INC
JOHN WESLEY POWELL RIVER HISTORY MUSEUM INC (Utah) receives grants from 4 organizations whose IRS filings report $41,487 to it, the largest being GEOFAMILY FOUNDATION ($26,000). 2 of them have funded it in more than one year.
- Revenue FY2025
- $64k
- Funders on record
- 4
- Grants received
- $41k
- Net assets
- $24k
What John Wesley Powell River History Museum Inc does
Mission
Explores Colorado River System History
As stated on its FY2025 Form 990-EZ.
Programs
The 2024 Hall of Fame event honored significant contributions to the history of rivers on the Colorado Plateau by 6 individuals.
$2,852 spent7% of program spendingGlen Canyon Exposed Exhibit opened May, 2024 with a reception and speakers introducing the exhibit. Due to the popularity of the exhibit, it has been extended into 2026
$31,060 spent71% of program spendingOther Exhibits
$9,887 spent23% of program spending
The 3 programs described on its FY2024 Form 990-EZ. Program spending in total: $43,799.
Leadership and staff
Board chair
Tamara Ekker
Chair
As listed on its FY2024 Form 990-EZ.
Who funds it, year by year
2020 → 2023: the base held at 2 funders, grant income fell $8k → $8k.
1 of 4 of your funders are donor-advised or pass-through sponsors (tagged DAF) — 0% of grant dollars received. That money is really individual donors directing a sponsor; the institutions to cultivate are the non-DAF funders.
From the IRS filings of JOHN WESLEY POWELL RIVER HISTORY MUSEUM INC’s funders (the co-funder graph). Association, not causation. Trends are read to FY2023, the last fiscal year that has finished arriving. FY2024–FY2026 are still being filed and are shown unshaded; they do not move any figure on this page.
How concentrated its funding is
JOHN WESLEY POWELL RIVER HISTORY MUSEUM INC leans on a few funders — its largest provides 63% of grant income and the top three 100%; half comes from just 1 funder.
the vertical line marks half of all grant income — 1 funder to its left
34% of the income these shares are computed over arrives through pass-through sponsors or from payers whose filings do not say what kind of payment it is. Concentration is still measured over all of it, because the money is real; what it does not support is a claim about how many institutions have chosen to fund JOHN WESLEY POWELL RIVER HISTORY MUSEUM INC.
Largest funder’s share by year: 2020 81% · 2021 100% · 2022 100% · 2023 99% — growing more concentrated.
“Effective funders” = inverse Herfindahl index (1 / Σ shareᵢ²) — the number of equal-sized funders that would give the same concentration. Trends are read to FY2023, the last fiscal year that has finished arriving. FY2024–FY2026 are still being filed and are shown unshaded; they do not move any figure on this page.
Where its funders are
JOHN WESLEY POWELL RIVER HISTORY MUSEUM INC draws 100% of its grant income from funders outside Utah, across 3 states in all.
In-state vs out-of-state, by year
Funder states come from each funder’s own filing. $54 arriving through sponsors registered in 1 state is excluded from the map and the split above: a sponsor holds money on a donor’s behalf, so its registered address would place those dollars somewhere no donor need ever have been. Trends are read to FY2023, the last fiscal year that has finished arriving. FY2024–FY2026 are still being filed and are shown unshaded; they do not move any figure on this page.
Against its field
JOHN WESLEY POWELL RIVER HISTORY MUSEUM INC receives grants from 4 organizations whose IRS filings report $41k to it.
this organization peer median middle 50% of peers· 10,242 arts & culture nonprofits under $100k, FY2025
Organizations like JOHN WESLEY POWELL RIVER HISTORY MUSEUM INC
Organizations whose mission and program text most resemble this one, by semantic similarity over every organization in the US filings — the closest peers, and often the clearest route to shared or prospective funders.
In Utah
Nationally
Read directly from this organization’s own Form 990, as neutral context.
Public support
100%
Share of support from the public (Schedule A) — the basis for its public-charity status.
Screen this organization
A dated, signed PDF of the compliance screen for JOHN WESLEY POWELL RIVER HISTORY MUSEUM INC: IRS status (Business Master File, Publication 78, auto-revocation), the OFAC sanctions lists, the Internal Revenue Bulletin, and California registration, with the Rev. Proc. 2018-32 §8.01 reliance elements stated element by element. Generated from the current files at the moment you download it.
Screens are triage, not determinations; a source that cannot be read reports not screened, never clear. Screen this nonprofit · How the screen works · on the API as GET /api/screening/{ein}?format=pdf
Questions and answers
- Who funds JOHN WESLEY POWELL RIVER HISTORY MUSEUM INC?
- JOHN WESLEY POWELL RIVER HISTORY MUSEUM INC (Utah) receives grants from 4 organizations whose IRS filings report $41,487 to it, the largest being GEOFAMILY FOUNDATION ($26,000). 2 of them have funded it in more than one year.
- How many funders does JOHN WESLEY POWELL RIVER HISTORY MUSEUM INC have?
- IRS filings report 4 organizations giving $41,487 in grants to JOHN WESLEY POWELL RIVER HISTORY MUSEUM INC, 2 of which have funded it in more than one year.
- Who is the largest funder of JOHN WESLEY POWELL RIVER HISTORY MUSEUM INC?
- GEOFAMILY FOUNDATION is the largest funder on record, with $26,000 in grants. The full list of funders is on this page.
- How can an organization like JOHN WESLEY POWELL RIVER HISTORY MUSEUM INC find more funders?
- Start with the funders already giving here, then look at the foundations that back similar organizations in Utah. The funding by cause and by state pages list the largest funders for a given area and how to approach them.
Play a game about who funds John Wesley Powell River History Museum →
These figures are read directly from IRS Form 990 / 990-PF e-file XML: this organization’s own return for FY2025 (financials across 2025–2025), and the filings of 4 funders that report grants to it. “On record” means captured in the filings we have parsed — a funder that does not e-file, or whose grant detail is not itemized, will not appear. Filings run roughly 12–24 months behind. Trends on this page end at FY2023, the last fiscal year that has finished arriving; later years are shown and marked, and move no figure. Data on this page was exported October 14, 2026. What this page cannot tell you · view filing