🆕Live Service Disruption and Maintenance
This page will be updated to note downtime due to planned or emergency maintenance or shutdown periods. Unexpected interruptions to product availability, releases and updates will be displayed here.
OS NGD daily live service disruption
Live service disruption: OS NGD Building Feature Type
Impacted data
Ongoing service disruption is currently impacting the OS NGD Building Features Collection. The features type affected by the outage is:
OS NGD Building Feature Type data schema v1.0, v2.0, v3.0 and v4.0
Disruption description
The four data schema versions of the OS NGD Building Feature Type have not been updated since Thursday 03 July 2025.
Impacts of the disruption
Daily changes are not being supplied for any of the data schema versions of the impacted OS NGD Building Feature Type. This means any daily orders containing this feature type will be supplied as blank files until the outage is resolved.
When to expect the next update
We anticipate for the disruption to be resolved by Wednesday 09 July 2025 and are working to resolve this outage as a priority. We apologise for any inconvenience this service disruption may cause.
A further update is expected on Wednesday 09 July 2025.
OS NGD emergency maintenance
Emergency maintenance starting: 07 July 2025 to 08 July 2025
Impacted data
Emergency maintenance on the OS NGD will impact the following collections:
Building Features
Land Features
Land Use Features
Named Features
Structure Features
Transport Features
Water Features
All feature types and their data schema versions in the aforementioned OS NGD collections will be affected by the emergency maintenance period.
Duration
This emergency maintenance is expected to take place over two days (Monday 07 and Tuesday 08 July 2025). All services should resume by Wednesday 09 July 2025.
Impacts to customers
For the duration of the emergency maintenance period, the impacted OS NGD collections will not have surveyed change updated daily.
All daily Change-Only Update (COU) orders will continue to be delivered and processed as usual. Files for the affected collections may be smaller or empty for the duration of the emergency maintenance period. If your order includes both affected and unaffected collections, the unaffected collections will continue to receive daily updates.
OS NGD planned maintenance
Planned maintenance: Sunday 13 July 2025 to Thursday 17 July 2025
Impacted data
For the duration of the planned maintenance period, the following OS NGD collections will not have surveyed change updated daily:
Building Features
Land Features
Land Use Features
Structure Features
Transport Features
Water Features
All feature types in the aforementioned OS NGD collections will be affected by the planned maintenance period.
Duration
We have a period of planned maintenance for the OS NGD scheduled to take place from Sunday 13 July through to Thursday 17 July 2025, at the latest.
What maintenance is taking place?
During the maintenance period, OS will be delivering data improvements to the OS NGD. More information on these improvements can be found on the OS NGD Improvements page.
Impacts to customers
All daily Change-Only Update (COU) orders will continue to be delivered and processed as usual. Files for the affected collections may be smaller or empty for the duration of the maintenance period. If your order includes both affected and unaffected collections, the unaffected collections will continue to receive daily updates.
Access to OS NGD services, including OS Select+Build and the OS NGD APIs, will remain uninterrupted, but data for the affected collections will not reflect daily surveyed changes. When the maintenance period ends, you may notice a larger COU file for the affected OS NGD collections as the surveyed change during the maintenance period is made available.
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