ESRL Global Systems Division

Visitor Information and Security Procedures for GSD Visits

Please adhere to the following DOC Mountain Region Security Office (MRSO) requirements when expecting visitors to GSD and our Department of Commerce site:


Visitors are required to sign in and receive a visitor badge from the Visitors Center.

Visitors to the site who are U.S. citizens must present a U.S. photo ID, such as a current state driver's license (exceptions below). Foreign Nationals must present a valid passport or a permanent resident ID ("green card"). All IDs must be originals only – no photocopies accepted.

NOTE: Beginning July 21, 2014, drivers licenses or ID cards from the following states will no longer be accepted:

  • Alaska
  • American Samoa
  • Arizona
  • Kentucky
  • Louisiana
  • Maine
  • Massachusetts
  • Minnesota*
  • Montana
  • New York*
  • Oklahoma
  • Washington State*

*Enhanced IDs from these states will be accepted.

If a visitor presents an ID from one of the states on the list, they will have to present another form of ID or they will be denied access to the site. There will be no exceptions made to this policy.

Other accepted forms of ID include: 

  • Passport
  • Passport card
  • DOD CAC card
  • Federal Agency HSPD-12 IDs
  • Veterans ID
  • Military ID
  • Military Dependents ID
  • Trusted Traveler card - Global Entry, SENTRI, or NEXUS
  • Transportation Workers Identification Credential (TWIC)

To receive a visitor badge, all visitors are required to park next to the Visitors Center and enter. Security personnel will make a badge and conduct screening. Security personnel will also inspect vehicles prior to entrance of the site.

These are our requirements as per Homeland Security regardless of security threat level. If you have any questions, please contact Clark Price, Acting Chief, DOC Police, (301) 975-8911.


All Boulder Federal Employees and some Affiliates can pre-announce visitors to the site by using the form below and following the steps to pre-announce 14 or fewer visitors.

For 15 or more visitors, please email the list of names (using the above form) to the Boulder NIST Police at

For more information, visit the Boulder Laboratories NIST Police Services web page at:

Instructions for visitors:

  • Check in at the Visitors Center and arrive at least 15 minutes prior to your scheduled visit to allow for a vehicle inspection and obtain a visitor badge and parking permit.
  • Have a form of official I.D. to present at check in. "Official" means government-issued and must include a photograph. Examples include a current driver's license, passport, or student I.D.


All foreign visitors should be reported to the DOC Security Office at least one business day in advance. (Note that green card holders follow the same rules as External Visitors, above.) See Foreign National Visitors section here: to obtain requirements for pre-announcing foreign visitors.


Instructions for federal employees:

  • Upon entering the site, federal employee visitors should bear to the right and stop at the gate. They will be issued a temporary parking tag.
  • Make sure visitors have their federal I.D. ready to present or they will be required to have a visitor badge made.
  • Federal employees will need to "PIN out" if they leave the site after 6:00pm. Visitors should ask the guard upon entering what that PIN is.

Contact Information for Visitor-Related Personnel

Name Phone Number Fax Number
Annie Reiser (ESRL Visitor Coordinator) 303-497-6634 303-497-6064
Visitor Center (General) 303-497-4433 303-497-7402/
Visitor Center Courtesy Ph. 303-497-5859  
Wendy Monroe 303-497-5198 303-497-4989
Keith Turbitt 303-497-4332 303-497-4989
Royce Kiger 303-497-5236 303-497-4989
Chris Mullane 303-497-3943 303-497-4989