Correction: Details/Specifics of Change

Update on Tidal Downtime for Quarterly Maintenance

Date/Time Issued: April 4, 2018 2045Z

Product(s) or Data Impacted: Tidal Production System

Date/Time of Initial Impact: April 5, 2018 1400Z

Date/Time of Expected End: April 5, 2018 1600Z

Length of Event: 2 hours

Details/Specifics of Change: On April 5, 2018, at approximately 1400Z (10:00 AM), Tidal production will be down for quarterly system maintenance. The system will be unavailable for approximately 2 hours. Users should expect a delay in product availablity on PDA and DDS (if you have not transitioned yet). Please contact (Xian Lin ( or Vince Tabor ( if you notice problems with your product availablity following the outage.

Contact Information for Further Information: ESPC Operations at and 301-817-3880

Web Site(s) for applicable information: N/A

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