Is it real?
Yes. Never revoked by the IRS. Latest filing on record: FY2025. IRS ruling in Oct 1951.
IRS Pub. 78 · IRS Auto-Revocation List · IRS Business Master File
Where the money goes
70 cents of each dollar spent went to programs.
Form 990 Part IX, line 25, columns B–D. Every line is in By the numbers.
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Who runs it and what they're paid
26 people listed on the 990; $204K paid to officers and key staff.
Drew Bush’s $117K as Executive Director is at the 18th percentile of top reported officer pay among 363 $1–10M science & technology nonprofits. Peer set: organizations in the same NTEE major field of work and revenue-size band, compared on each org’s own highest-paid officer/key-employee, from Form 990 Part VII / 990-PF Part VIII. Descriptive placement, not a verdict on whether the pay is appropriate.
Compensation history total reportable pay by year · 4 named individuals · Part VII
| Name | FY2025 | FY2024 | FY2023 | FY2022 | FY2021 | FY2020 |
|---|---|---|---|---|---|---|
| Sharon Schilling | — | — | — | — | — | $121,335 |
| Drew Bush | $116,778 | $111,748 | $35,078 | — | — | — |
| Donna Dunn | — | — | $97,300 | $113,257 | $60,112 | — |
| Brenda Sullivan | $76,066 | $78,849 | $71,911 | $69,506 | $74,515 | $67,135 |
Total reportable compensation (Form 990 Part VII column D / Schedule J column E) by filing year, matched by name within this organization. The Schedule J base / bonus / deferred breakdown is not parsed into this dataset.
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Questions the 990 asks
The form asks each of these directly. These are the filed answers.
- Family or business ties among officersPt VI · Ln 2No
- Top official's pay set by an independent reviewPt VI · Ln 15aYes
Programs and updates
Conducts scientific research for government, education, and industry.
Questions for Mount Washington Observatory
Your first name shows with your question. Mount Washington Observatory answers here, for everyone.
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Observatory and Research
Observations tracked and submitted to NWS- over the course of a year, we did 8,760 hourly observations- we perform two daily QC checks, a weekly QC, and a monthly QC- NCON3 cooperative weather station continued as a joint mwobs STAFF/VOLUNTEER effort observing and reporting the climate of north CONWAY.- continue to send data to NWS…
Educationvirtual classroom- free weekly program for middle school classrooms covering topics in weather, climate and climate CHANGE.- 28 programs offered in spring and fall of 2022 school years, with classrooms across new hampshire, maine and new jersey regularly PARTICIPATING.- 14 hours' worth of free programming produced, with…
Funders
Who pays for it.
From grant filings on record. Receipts are incomplete: individual donors are never listed.
Grants
By the numbers
The FY2023 990, line by line.
Download 990
| Line | Start FY23 | End FY23 |
|---|---|---|
| Cash and savingsLn 1–2 | $704K | $725K |
| InvestmentsLn 11–13 | $3.2M | $3.4M |
| Land, buildings, equipmentLn 10c | $1.2M | $1.2M |
| Total assetsLn 16 | $5.7M | $9.9M |
| LiabilitiesLn 26 | $1.2M | $1.3M |
| Net assetsLn 32 | $4.5M | $8.6M |
| Line | Total | Programs | Management | Fundraising |
|---|---|---|---|---|
| Pay of current officers, directors and key staffLn 5 | $209K | $148K | $12K | $48K |
| Other salaries and wagesLn 7 | $741K | $526K | $44K | $172K |
| Pension plan contributionsLn 8 | $26K | $19K | $978 | $6K |
| Other employee benefitsLn 9 | $104K | $75K | $4K | $26K |
| Payroll taxesLn 10 | $95K | $67K | $6K | $22K |
| Legal feesLn 11b | $16K | $1K | $15K | $85 |
| Accounting feesLn 11c | $25K | $2K | $22K | $129 |
| Other fees for servicesLn 11g | $93K | $8K | $84K | $486 |
| Advertising and promotionLn 12 | $5K | $2K | $550 | $3K |
| Office expensesLn 13 | $119K | $51K | $10K | $57K |
| Information technologyLn 14 | $29K | $4K | $14K | $11K |
| OccupancyLn 16 | $176K | $158K | $14K | $5K |
| TravelLn 17 | $42K | $37K | $6K | |
| Conferences, conventions and meetingsLn 19 | $6K | $3K | $3K | $150 |
| InterestLn 20 | $33K | $22K | $8K | $3K |
| Depreciation, depletion and amortizationLn 22 | $264K | $179K | $64K | $21K |
| InsuranceLn 23 | $38K | $25K | $9K | $3K |
| Other expenses (24a–d)Ln 24 | $31K | $6K | $24K | $556 |
| All other expensesLn 24e | −$159K | −$159K | ||
| Total functional expensesLn 25 | $1.9M | $1.3M | $181K | $378K |
Filing history
| Year | Money in | Money out | In minus out | Net assets | Download |
|---|---|---|---|---|---|
| FY2025 Latest | $2.7M | $2.4M | $330K | $10.1M | 990 PDF |
| FY2024 | $2.6M | $2.3M | $313K | $9.6M | 990 PDF |
| FY2023 Viewing | $6.2M | $1.9M | $4.3M | $8.6M | 990 PDF |
| FY2022 | $2.1M | $1.6M | $503K | $4.5M | 990 PDF |
| FY2021 | $1.8M | $1.7M | $59K | $4.2M | 990 PDF |
| FY2020 | $1.8M | $2.1M | −$310K | $3.5M | 990 PDF |
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Schedules filed Part IV
See the full FY2023 990 (6 parts)
Part I · Summary $6,202,733 revenue, 12 lines filed
Part VI · Governance 21 of 21 board members independent, no flags
Part VIII · Statement of revenue $6,202,733 across 11 lines filed
Part IX · Statement of functional expenses $1,892,450 across 19 lines filed
Part X · Balance sheet $9,906,612 assets, 19 lines filed
Part XI · Reconciliation of net assets $8,636,954 net assets at year end
Form 990 e-file (XML) FY2023 from the IRS · Classification, formation year and address from the IRS Business Master File
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