Vertical Datums
The link between the different levels is important to know when determining lot boundaries, developing the coastal zone, investigating insurance claims etc.
To determine heights and depths we need knowledge about the different vertical datums, and the relationship between them. The relationship between the different datums vary from place to place. These levels are important for different utilizations and it is therefore possible to hide or show some types of datums in the list below.
Glacial Isostatic Adjustment (also known as postglacial rebound)