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Online Catalog Partially Unavailable

August 20, 2021

The Library’s Online Catalog will be partially unavailable from August 27th through August 30th.

Due to a server migration to meet security requirements, the Library’s Online Catalog will be limited to searching only, starting 5:00 p.m. EDT, August 27th. Requesting materials, and all account management activities including renewals, will be unavailable. The system is expected to be fully available again by noon EDT on August 30th. We apologize for any inconvenience this may cause you. If you have an immediate need, contact the USGS Library staff at for assistance.