ProQuest Content Outage January 15, 2022

ProQuest will be taking up to an eight-hour maintenance window beginning Saturday, January 15 at 10:00pm ET to upgrade infrastructure, enhance security, and maintain reliability on many ProQuest products. During this maintenance window, the following products will be temporarily unavailable.

See the times for this maintenance in your region.

  • ProQuest Platform (Both Subscriber and Open Layer)
  • ProQuest API
  • z39.50/XML gateway
  • Guided Research
    • Guided Research Platform
    • CultureGrams
    • ProQuest Research Companion
  • Genealogy / Map Products
    • Fold3
  • TDM Studio
  • Chadwyck-Healey databases (Both US and UK)
  • All GIS Platforms
  • ProQuest Dialog (,
  • ProQuest Dialog API (
  • ProQuest Administrator Module (
  • ProQuest Trials
  • Dissertation publishing
  • Dissertations Dashboard
  • Dissertation Express
  • PQDT Open
  • Dissertation Email Delivery
  • ProQuest/UMI ETD Administrator
  • EBook Central
  • Lib Central
  • Pub Central

ProQuest Books


Alexander Street

  • LAZR
  • NUVO
  • DORP
  • Authorize

Bibliographic and catalog enrichment resources

  • Books in Print ®
  • Resources for College Libraries
  • ProQuest Syndetics Solutions
  • Self-Published Author


  • MyIdentifiers
  • SAN (Standard Address Number)

The ProQuest Status Page is another resource for you to see current, real-time status information and subscribe to notifications (via email, Atom or RSS feeds) about planned maintenance and product outages. Visit the page anytime and subscribe to the notification type you prefer.