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Washington State University The Dynamic Compression Sector

APS User Requirements

Registering as an APS New User

APS User Registration is required to perform hands-on work at the APS.  Complete the APS User Registration well in advance of your first visit.  If you have any questions, please contact the APS User Office at (630) 252-9090 or via email at

For step-by-step instructions and detailed information to become an APS User, please refer to the online APS New User Checklist.

Returning Users

All returning users must submit an updated APS User Registration Form as a “returning user” to provide your current information.  Non-U.S. citizens with expired or expiring security clearance are encouraged to re-register with the APS as soon as possible.

Returning users also need to ensure that all required APS training is current by contacting the APS User Office at (630) 252-9090 or at or by contacting the DCS at (630) 252-9854 or

Complete any expired training Remotely, or contact the APS User Office or the DCS to schedule on-site training.