Saturday, November 5, 2005:

November 5, 2005 08:00 AM to 02:00 PM - Database Upgrades: CDX will be unavailable to all users, including the Exchange Network.

Sunday, October 9, 2005:

October 8/9, 2005 - CDX Web archiving process and IDEF will be down for maintenance. The Exchange Network won't be affected; however, EPA Node exchanges using CDX will be interrupted.

Saturday, August 27, 2005:

August 27, 2005 08:00 AM to 02:00 PM - Database Upgrades: CDX will be unavailable to all users, including the Exchange Network.

Friday, August 5, 2005:

August 5, 2005 8:00 PM to August 7, 2005 8:00 AM - Database Version Upgrades: The CDX Node will be unavailable to all users.

Friday, August 5, 2005:

August 5, 2005 10:00 AM to 6:00 PM - FLPP/LEAD back-end database server move: The CDX FLPP/Lead application will be down during this time.

Friday, July 29, 2005:

July 29, 2005 8:00 PM to July 31, 2005 8:00 AM - Database Version Upgrades: CDX Web Flows will be unavailable to all CDX Web users. The Exchange Network won't be affected; however, EPA Node exchanges using CDX will be interrupted.