CDXCentral Data Exchange

Recent Announcements

Announcements for: 10/8/2005 - 4/8/2006

Thursday, February 23, 2006:

February 23, 2006 - CDX is announcing the ability to UPGRADE current Central Data Exchange (CDX) accounts used by public water systems, States and EPA to access the Safe Drinking Water Accession and Review System (SDWARS) during the Unregulated Contaminant Monitoring Regulation 1 (UCMR1 2001-2005). This upgrade will allow users to transfer their accounts and related information from SDWARS1 to SDWARS2. These users must participate in this "PRE-REGISTRATION" process in order to use their current CDX account for UCMR2.

Friday, December 9, 2005:

SDWARDS/UCMR: The Safe Drinking Water Accession & Review System (SDWARS) Database will Officially close on December 9, 2005. This will end the data collection for Unregulated Contaminants for this round of monitoring. If you have not yet submitted your monitoring requirements, please do so before the closing date. There will be no user access after this date. If you have any questions, please contact the Helpdesk at, 888-890-1995.

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.