Friday, April 18, 2008:

On April 18th from 06:00 PM to 7:00 PM EST, the CDX Production environment and Exchange Network may experience intermittent outages.

Saturday, March 8, 2008:

On March 8th from 06:00 AM EST to 6:00 PM EST, the CDX Production environment and Exchange Network may experience intermittent outage.

Saturday, February 23, 2008:

On February 23rd from 06:00 AM EST to 3:00 PM EST, the CDX UDDI service and RCRA converter services may experience intermittent outages.

Thursday, January 31, 2008:

January 31, 2008 02:00 PM EST to February 2, 2008, 10:00 PM EST - The TRIMEweb application will be unavailable to all users in order to perform system-wide stress testing. No TRIMEweb submissions and/or Revisions will be allowed during this time.

Saturday, January 19, 2008:

January 19, 2008 06:00 AM to 6:00 PM EST, CDX UDDI and RCRA Converter services may experience intermittent outages.

Friday, January 18, 2008:

Friday, January 18, 2008 5:00 PM to Monday, January 21, 2008 9:00 AM EST - Stormwater Notice of Intent (SWeNOI) application will be down due to system upgrade. The upgraded version of SWeNOI will allow construction stormwater operators to submit and modify Notices of Intent (NOIs), Notices of Termination (NOTs) and Low Erosivity Waivers (LEWs) under EPA's stormwater general permit.

Friday, December 14, 2007:

From Friday, December 14, 2007 5:00 PM to Tuesday, December 18, 2007 6:00 PM EST, the eNOI system will be unavailable due to a system upgrade. The updated eNOI system will be available for use starting Wednesday, December 19.

Friday, December 7, 2007:

From Friday, December 7, 2007 at 2:00 PM to Saturday, December 8, 2007 at 8:00 PM, The TRIMEweb application will be unavailable to all users in order to perform system-wide stress testing. No TRIMEweb submissions and/or Revisions will be allowed during this time.

Saturday, December 1, 2007:

December 1, 2007 from 6:00 am to 6:00 pm EST, the CDX Web and Exchange Network may experience intermittent outages.