Hydrogeological map of Switzerland 1 : 100,000

The hydrogeological map 1:100,000 from the Federal Office of Topography provides a regional overview of the occurrence and flow of water underground. It also includes an explanation and is housed in a case. The map displays information on:

* Permeability of loose and solid rocks
* Cover layers
* Groundwater layer structure
* Hydrologically effective structures
* Flow direction of groundwater
* Important springs with flow rates in l/min
* Mineral springs and thermal baths with information on temperature and chemical components
* Technical constructions / groundwater extractions
* and much more...