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Over 30 of our staffed sites have now reopened and we are delighted to welcome you back. Booking in advance is recommended to guarantee entry. Find out more and book now


Historic Environment Portal Maintenance

Historic Environment Portal Maintenance

UPDATE: We are pleased to advise the portal is back up and running, but if you are still seeing this message you may need to clear your cache. 


Unfortunately we are currently experiencing some issues with the Historic Environment Portal ( following a power outage affecting our servers.

We are working to resolve the problem and aim to fully restore service later this week.

In the meantime, for urgent enquiries, please email

Alternatively, you may be able to find some designation information through Pastmap and our Designations Map Search.

Thank you for your patience.