https://openstreetmap.org/copyright | https://openstreetmap.org |
Copyright OpenStreetMap and contributors, under an open license |
https://openstreetmap.org/copyright | https://openstreetmap.org |
Copyright OpenStreetMap and contributors, under an open license |
Mean Low Water Level
Yep - local authority boundaries are typically to the low water mark - does mean that they can be messy and of course alter as the mud and sands shift about! The City of Bristol is one of the exceptions - its boundary is defined.