SEX78029 - Ordnance Survey MasterMap
Please read our guidance about the use of Essex Historic Environment Record data.
| Type | Map |
|---|---|
| Title | Ordnance Survey MasterMap |
| Author/Originator | Ordinance Survey |
| Date/Year | 2020 |
Abstract/Summary
Since July 2020, anyone connecting software directly to the API could pull live, automated updates directly from the master database, which absorbs roughly 20,000 daily system changes logged by surveyors.
Location
Record last edited
Oct 6 2026 3:09PM