User Statistics
Atmospheric Radiation Measurement (ARM) User Facility Statistics
The U.S. Department of Energy requires annual reports based on reporting requirements that address facility operations hours (which relate directly to data availability) and the number of users. The number of users includes site visitors as well as computer accounts of those requesting data. Safety and publication statistics are also being reported. Fiscal year (FY) represents October 1 to September 30. Beginning in FY2004, this information is provided for the entire facility as well as by individual site by FY in an annual report.
Below is a quick overview of the current numbers. Historical statistics are also available for comparison.
ARM Scientific Users
Fiscal Year 2024
1062 Scientific Users
Users by Institution
Fiscal Year 2024
1062 Scientific Users
Users by Country
Fiscal Year 2024
1062 Scientific Users
Publications Using ARM
Fiscal Year 2024
491 Publications
Field Campaigns
Fiscal Year 2024
60 Campaigns
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ARM User Profile
ARM welcomes users from all institutions and nations. A free ARM user account is needed to access ARM data.