Nonpartisan civic infrastructure
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Appalachian Mountain Club

Public charityFed auditsIRS 990
Environment · CHARLESTOWN, MA · EIN 04-6001677

Federal Audit History

Single audits filed with the Federal Audit Clearinghouse
$3.1M in federal awards expended in FY2024
YearFederal $ expendedAuditorOpinionFlags
2024$3.1MTonneson & Company, PCUnmodified (clean)Low-risk auditee
2023$2.9MTonneson & CompanyUnmodified (clean)
2022$5.8MTonneson & Company, PCUnmodified (clean)

Federal Programs

Top programs · FY2024
ProgramAgencyExpendedMajor programFindings
Habitat Conservation
via Atlantic Salmon Federation
Commerce$1.5MYes0
Partnership AgreementsUSDA$232KNo0
Great American Outdoors ACT Deferred Maintenance ProgramUSDA$194KNo0
National Trails System Projects
via Appalachian Trail Conservancy
Interior$162KNo0
Economic Adjustment Assistance
via State of Maine, Department of Economic & Community Development
Commerce$160KNo0
Great American Outdoors ACT Deferred Maintenance ProgramUSDA$146KNo0
National Trails System Projects
via Appalachian Trail Conservancy
Interior$135KNo0
Great American Outdoors ACT Deferred Maintenance ProgramUSDA$129KNo0
SNOW Survey and Water Supply Forecasting
via University of New Hampshire
USDA$96KNo0
SNOW Survey and Water Supply ForecastingUSDA$67KNo0
Source: Federal Audit Clearinghouse single audits (required of organizations expending $1,000,000+ in federal awards per year for fiscal years beginning on or after Oct 1, 2024; $750,000 before).