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NHS Secure Data Environment service announcements and outages

Information, dates and times for planned maintenance on the NHS England Secure Data Environment (SDE) during which the system may be unavailable.

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Planned maintenance

Regular weekly maintenance updates are carried out between 7am and 9am on Wednesdays. The NHS England SDE may not be available during these hours.

Last edited: 12 June 2023 11:16 am