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Gauging stations for hydrological study areas
Regions and cities, Environment
Since 1957 the hydrology division of the FOEN has operated a network of hydrological study areas aimed at observing long-term changes in the water regime within Switzerland’s mo...
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River basins (catchment areas)
Regions and cities, Environment
The river basins form the uppermost aggregation level for the "Topographical catchment areas of Swiss waterbodies" geodata set. The large areas with a surface area of usually mo...
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Database of wasterwater treatment plants (ARA-DB) - capacity (PE)
Education, culture and sport, Energy, Regions and cities, Environment
Since the 1980s, the FOEN (formerly the Swiss Agency for the Environment, Forests and Landscape) has kept a database with information about the central ARA. The underlying origi...
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Base areas (catchment areas) HADES
Regions and cities, Environment
The base areas form the lowest layer of the system of catchment areas that describe Switzerland’s hydrographical structure (Hydrological Atlas of Switzerland, HADES). As many un...
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Swiss residual flow maps Supply
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...
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Mean runoff (m³/s) and flow regime types for the river network of Switzerland
Regions and cities, Environment
For the entire Swiss river network natural runoff (m³/s) values (monthly and annual means) have been modeled and the flow regime types determined. «MQ-GWN-CH» constitutes a data...
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Reserved zones for airport installations
Regions and cities, Environment
Designated area in which the land must be kept free for future airport installations. Plot-specific representation with a line on a large-scale plan. Constructional changes that...
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Mountain landing sites: specially designated landing sites situated above...
Regions and cities, Transport
Mountain landing sites are landing fields that are located outside an aerodrome at over 1100 m altitude and that have no infrastructure. They are used for instruction and traini...
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Civil and military aerodromes
Regions and cities, Transport
Aerodromes are facilities defined in the Sectoral aviation infrastructure plan as intended for aircraft take-off and landing. The official list of aerodromes and heliports autho...
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Swiss air navigation obstacle data
Regions and cities, Transport
Air navigation obstacle data are data on the obstacles defined in Article 2 letter k of the Ordinance of 23 November 1994 on Aviation Infrastructure (VIL, SR 748.131.1). Air nav...
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Swiss air navigation obstacle data - aerodrome obstacles < 25 / 60 m
Regions and cities, Transport
The layer contains safety-relevant obstacles in the vicinity of aerodromes which are lower than 25 meters in non-built-up areas and less than 60 meters in built-up areas. These ...
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Built-up areas as defined in Swiss civil aviation legislation
Regions and cities, Transport
In Swiss civil aviation legislation, the term "built-up areas" refers to the definition of areas, in both quantitative terms and with respect to aviation criteria, that is appli...
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Sanctuaries for silence and nature for aviation
Regions and cities, Transport
Sanctuaries for silence and nature are areas of defined dimensions where antrophogenic (man-made) noise sources have been suppressed to a minimum level. The aim of such sanctuar...
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Cadastre of contaminated sites on civil aerodromes (CCS FOCA)
Regions and cities, Environment
Public register of contaminated sites within the perimeter of civil aerodromes. This includes information about the location, type and quantity of waste, the period of depositio...
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Sectoral plan on transport, aviation infrastructure section (SIL)
Regions and cities, Environment, Transport
The sectoral plan on transport, aviation infrastructure section (SIL) is the federal planning and coordination tool for the civil aviation. Therein the goals and objectives for ...
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Reflective surfaces near aerodromes
Education, culture and sport, Energy, Regions and cities, Environment
Depending on the angle of the sun's rays, glare caused by reflective surfaces (e.g. solar panels or reflective facades) can become a disturbing source of light for pilots. In th...
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Cadastre of obstacle limitation surfaces
Regions and cities, Environment
Obstacle limitation surfaces are a series of three-dimensional surfaces that delimit the obstacle-free airspace generally required for flight safety. Objects that penetrate thes...
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Safety zone plan
Regions and cities, Environment
For each airport, a security zone is to be established, which protects the airspace from obstacles. The FOCA will decide in each case whether a safety zone is necessary for air ...
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Sector plan on transport, navigation infrastructure section (SIF)
Regions and cities, Environment, Transport
The rail infrastructure section of the sector plan on transport (SIS) coordinates the navigation infrastructure which is relevant to the sectoral plan and which falls within the...
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Noise pollution register for railway systems – railway noise, permitted...
Regions and cities, Environment
The authoritative railway noise pollution values are defined in the noise pollution register. Both emission and immission values are shown. The permitted noise levels Lr,e in [d...
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Public transport stops
Regions and cities, Transport
The basic geo-data set for public transport stops comprises public transport stops in Switzerland and additional selected geo-referenced public transport locations that are of o...
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Noise pollution register for railway systems – railway noise, fixed daytime emissions
Regions and cities, Environment, Transport
The authoritative railway noise pollution values are defined in the noise pollution register. Both emission and immission values are shown. The fixed emissions Lr,e in [dB(A)] f...
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Existence of rail freight traffic systems as per the concept for freight...
Regions and cities, Environment, Transport
The concept for freight transport by rail is a concept in accordance with Art. 3 of the Swiss Goods Carriage Act (GCarA, SR 742.41) and Art. 13 of the Swiss Spatial Planning Act...
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Sectoral plan on transport, underground freight transport section (SUG): consultation
Regions and cities, Environment, Transport
Current or past consultations of the cantons and communes as well as information and participation of the population in accordance with Art. 19 RPV of the Sectoral Plan for tran...
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Noise pollution register for railway systems – railway noise, fixed...
Regions and cities, Environment, Transport
The authoritative railway noise pollution values are defined in the noise pollution register. Both emission and immission values are shown. The fixed emissions (Lr,e) in [dB(A)]...