45 datasets found

  • Swiss residual flow maps Return flows

    Federal Office for the Environment FOEN
    Regions and cities, Environment

    The Federal Act of 24 January 1991 on the Protection of Water against Pollution (LPEP) and its provisions on residual flows came into force on November 1, 1992 in Kraft getreten....

    Last updated: January 1, 2004

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  • Percentage of stocking along rivers

    Federal Office for the Environment FOEN
    Regions and cities, Environment

    Vegetation performs important functions. It provides shade for rivers, thus reducing peak water temperatures. In the context of global warming, this is increasingly important....

    Last updated: October 7, 2022

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  • Federal Inventory of Floodplains of National Importance

    Federal Office for the Environment FOEN
    Regions and cities, Environment

    Floodplains, namely natural habitats in the flood zones of watercourses, are in decline. The scientific inventory of floodplains was commissioned by the FDHA in May 1981 and...

    Last updated: November 1, 2017

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    • biodiversity
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    • environment
    • protected-sites
    • habitats-and-biotopes
    • fsdi-federal-spatial-data-infrastructure
  • Federal Inventory of Raised and Transition Bogs of National Importance

    Federal Office for the Environment FOEN
    Regions and cities, Environment

    Raised bogs are some of the most susceptible habitats in Switzerland and are in sharp decline. Today, between 10% and 20% of the original stocks still exist. The scientific...

    Last updated: December 1, 2025

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    • protected-sites
    • habitats-and-biotopes
    • fsdi-federal-spatial-data-infrastructure
  • Swiss National Park and parks of national importance (Zones)

    Federal Office for the Environment FOEN
    Regions and cities, Environment

    The dataset contains the protected area of the ‘Swiss National Park’, which is protected in accordance with the National Park Act of 19 December 1980 (SR454) as well as park...

    Last updated: April 30, 2025

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  • Assessment of the Chemical Water Status: Ammonium

    Federal Office for the Environment FOEN
    Regions and cities, Environment

    Within the National Surface Water Quality Monitoring Programme (NAWA), water quality is recorded jointly by the federal and cantonal authorities at around 100 monitoring...

    Last updated: March 26, 2014

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    • watercourse
  • Assessment of the Chemical Water Status: Total Phosphorus

    Federal Office for the Environment FOEN
    Regions and cities, Environment

    Within the National Surface Water Quality Monitoring Programme (NAWA), water quality is recorded jointly by the federal and cantonal authorities at around 100 monitoring stations....

    Last updated: March 26, 2014

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  • Assessment of the Biological Water Status: Macrophytes

    Federal Office for the Environment FOEN
    Regions and cities, Environment

    Within the National Surface Water Quality Monitoring Programme (NAWA), water quality is recorded jointly by the federal and cantonal authorities at around 100 monitoring stations....

    Last updated: March 26, 2014

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  • FOEN basic monitoring network for surfaces water

    Federal Office for the Environment FOEN
    Regions and cities, Environment

    The data show the locations of the stations in the basic monitoring network of the Hydrology Division of the FOEN. It includes all stations currently listed on the FOEN’s home...

    Last updated: December 31, 2019

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  • Assessment of the Biological Water Status: Diatoms

    Federal Office for the Environment FOEN
    Regions and cities, Environment

    Within the National Surface Water Quality Monitoring Programme (NAWA), water quality is recorded jointly by the federal and cantonal authorities at around 100 monitoring stations....

    Last updated: March 26, 2014

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  • Assessment of the Chemical Water Status: Dissolved Organic Carbon (DOC)

    Federal Office for the Environment FOEN
    Regions and cities, Environment

    Within the National Surface Water Quality Monitoring Programme (NAWA), water quality is recorded jointly by the federal and cantonal authorities at around 100 monitoring stations....

    Last updated: March 26, 2014

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  • Vegetation alpine floodplains

    Federal Office for the Environment FOEN
    Regions and cities, Environment

    Habitat protection pursuant to Article 18a of the Federal Act on the Protection of Nature and Cultural Heritage (NHG, SR 451) aims to ensure effective protection for areas of...

    Last updated: January 1, 2006

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  • Federal Inventory of Amphibian Spawning Sites of National Importance - Stationary Objects

    Federal Office for the Environment FOEN
    Regions and cities, Environment

    There are currently 19 different amphibian species that live in Switzerland, and nearly all of them are included in the Red List of Threatened Species. The areas that contain...

    Last updated: December 1, 2025

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    • protected-sites
    • fsdi-federal-spatial-data-infrastructure
  • Groundwater bodies of Switzerland

    Federal Office for the Environment FOEN
    Regions and cities, Environment

    The groundwater bodies layer shows a simplified and comprehensive breakdown of hydrogeological overview units for Switzerland. The groundwater bodies here have not been developed...

    Last updated: April 25, 2017

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    • groundwater
    • groundwater
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    • water
  • Federal Inventory of Fens of National Importance

    Federal Office for the Environment FOEN
    Regions and cities, Environment

    Fens are vestiges of earlier natural and cultural landscapes and are in sharp decline. They are home to highly-adapted symbiotic communities of plants and animals that include a...

    Last updated: December 1, 2025

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    • protected-sites
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    • fsdi-federal-spatial-data-infrastructure
  • Floodplains outside of the federal inventary

    Federal Office for the Environment FOEN
    Regions and cities, Environment

    Of all the floodplains mapped throughout Switzerland, the objects which have not been included in the federal inventory have been compiled in this dataset. A distinction has been...

    Last updated: November 1, 2017

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    • habitats-and-biotopes
    • protected-sites
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    • biodiversity
    • federal-inventory
    • fsdi-federal-spatial-data-infrastructure
    • air-hygiene
    • biodiversity
    • federal-inventory
  • Database of cross sections (CS) - surveyed sections

    Federal Office for the Environment FOEN
    Regions and cities, Environment

    The map shows the reaches of watercourses which are currently surveyed periodically under the leadership of the FOEN. They are usually surveyed every 10 years or after major floods...

    Last updated: March 3, 2025

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    • natural-hazard
  • Assessment of the Chemical Water Status: Nitrate

    Federal Office for the Environment FOEN
    Regions and cities, Environment

    Within the National Surface Water Quality Monitoring Programme (NAWA), water quality is recorded jointly by the federal and cantonal authorities at around 100 monitoring stations....

    Last updated: March 26, 2014

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    • environment
    • fsdi-federal-spatial-data-infrastructure
    • watercourse
  • Amphibians appendix 3

    Federal Office for the Environment FOEN
    Regions and cities, Environment

    There are currently 19 different amphibian species that live in Switzerland, and nearly all of them are included in the Red List of Threatened Species. The areas that contain...

    Last updated: December 1, 2025

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  • Federal Inventory of Amphibian Spawning Sites of National Importance - Shifting Sites

    Federal Office for the Environment FOEN
    Regions and cities, Environment

    There are currently 19 different amphibian species that live in Switzerland, and nearly all of them are included in the Red List of Threatened Species. The areas that contain...

    Last updated: December 1, 2025

    • SERVICE
    • WMS
    • WMTS
    • HTML
    • API
    • official-geodata
    • conservation-and-archiving-planning-aap---confederation
    • e-geoch
    • environment
    • habitats-and-biotopes
    • protected-sites
    • fsdi-federal-spatial-data-infrastructure