Isotope:
| Date référence | Valeur | Incertitude | Unité | Station |
|---|---|---|---|---|
Analyzed environments
-
Aarau - URAnet Aero
- 28.10.2025 : Caesium 137, <5.2e-3 Bq/m3
Sample: URAnet Aero
Measurement: gamma
Measurements since : 12.2021
Periodicity : continuous / daily mean values
Basel - URAnet Aero- 28.10.2025 : Caesium 137, <5.0e-3 Bq/m3
Sample: URAnet Aero
Measurement: gamma
Measurements since : 01.2017
Periodicity : continuous / daily mean values
Bellinzone - URAnet Aero- 28.10.2025 : Caesium 137, <6.0e-3 Bq/m3
Sample: URAnet Aero
Measurement: gamma
Measurements since : 01.2017
Periodicity : continuous / daily mean values
Bülach - Uranet Aero
- 28.10.2025 : Caesium 137, <4.7e-3 Bq/m3
Sample: URAnet Aero
Measurement: gamma
Measurements since : 01.2018
Periodicity : continuous / daily mean values
Geneva - URAnet Aero
- 28.10.2025 : Caesium 137, <5.4e-3 Bq/m3
Sample: URAnet Aero
Measurement: gamma
Measurements since : 01.2017
Periodicity : continuous / daily mean values
Güttingen - Uranet Aero- 28.10.2025 : Caesium 137, <3.3e-3 Bq/m3
Sample: URAnet Aero
Measurement: gamma
Measurements since : 06.2018
Periodicity : continuous / daily mean values
Jungfraujoch - Uranet Aero- 28.10.2025 : Caesium 137, <1.0e-3 Bq/m3
Sample: URAnet Aero
Measurement: gamma
Measurements since : 01.2017
Periodicity : continuous / daily mean values
Kaisten - URAnet Aero
- 13.10.2025 : Caesium 137, <5.3e-3 Bq/m3
Sample: URAnet Aero
Measurement: gamma
Measurements since : 01.2017
Periodicity : continuous / daily mean values
15.05.25 maintenance
Meikirch - Uranet Aero
- 28.10.2025 : Caesium 137, <3.7e-3 Bq/m3
Sample: URAnet Aero
Measurement: gamma
Measurements since : 07.2018
Periodicity : continuous / daily mean values
Mühleberg - URAnet Aero- 28.10.2025 : Caesium 137, <3.6e-3 Bq/m3
Sample: URAnet Aero
Measurement: gamma
Measurements since : 02.2020
Periodicity : continuous / daily mean values
Neuenhof - URAnet Aero
- 12.08.2025 : Caesium 137, <8.1e-3 Bq/m3
Sample: URAnet Aero
Measurement: gamma
Measurements since : 01.2017
Periodicity : continuous / daily mean values
Oensigen - Uranet Aero
- 28.10.2025 : Caesium 137, <4.1e-3 Bq/m3
Sample: URAnet Aero
Measurement: gamma
Measurements since : 07.2018
Periodicity : continuous / daily mean values
PSI - URAnet Aero- 28.10.2025 : Caesium 137, <3.8e-3 Bq/m3
Sample: URAnet Aero
Measurement: gamma
Measurements since : 01.2017
Periodicity : continuous / daily mean values
Liebefeld - URAnet Aero
- 28.10.2025 : Caesium 137, <4.0e-3 Bq/m3
Sample: URAnet Aero
Measurement: gamma
Measurements since : 01.2017
Periodicity : continuous / daily mean values
Trasadingen - Uranet Aero- 28.10.2025 : Caesium 137, <4.1e-3 Bq/m3
Sample: URAnet Aero
Measurement: gamma
Measurements since : 01.2018
Periodicity : continuous / daily mean values
Waltersholz - URAnet Aero- 28.10.2025 : Caesium 137, <4.9e-3 Bq/m3
Sample: URAnet Aero
Measurement: gamma
Measurements since : 10.2017
Periodicity : continuous / daily mean values
Bözberg - URAnet Aero- 07.12.2021 : Caesium 137, <6.6e-3 Bq/m3
05.12.2021 : Permanently moved to Aarau
Sample: URAnet Aero
Measurement: gamma
Measurements since : 01.2017
Periodicity : continuous / daily mean values
Fribourg - URAnet Aero
- 11.02.2020 : Caesium 137, <1.4e-3 Bq/m3
11.02.2020: Permanently moved to Muehleberg
Sample: URAnet Aero
Measurement: gamma
Measurements since : 01.2017
Periodicity : continuous / daily mean values
-
Cadenazzo - Air (filter high volume sprays)
- 20.10.2025 : Caesium 137, 7.3e-7 ±1.8e-7 Bq/m3
Sample: spays
Measurement: gamma
Measurements since : 2011
Periodicity : 1 week of collection
Flow : Approximately 600 m3/h
CERN - Air (filter high volume sprays)
- 20.10.2025 : Caesium 137, 2.5e-7 ±1.7e-7 Bq/m3
Sample: spays
Measurement: gamma
Measurements since : 2000
Periodicity : 1 week of collection
Flow : Approximately 600 m3/h
Güttingen - Air (filter high volume sprays)
- 20.10.2025 : Caesium 137, 5.2e-7 ±1.7e-7 Bq/m3
Sample: spays
Measurement: gamma
Measurements since : 2000
Periodicity : 1 week of collection
Flow : Approximately 600 m3/h
Jungfraujoch
- 20.10.2025 : Caesium 137, <1.6e-7 Bq/m3
Sample: spays
Measurement: gamma
Measurements since : october 2025
Periodicity : 1 week of collection
Flow : Approximately 600 m3/h
Klingnau - Air (filter high volume sprays)- 22.10.2025 : Caesium 137, 2.7e-7 ±1.3e-7 Bq/m3
Sample: spays
Measurement: gamma
Measurements since : 2000
Periodicity : 1 week of collection
Flow : Approximately 600 m3/h
Liebefeld - Air (filter high volume sprays)
- 22.10.2025 : Caesium 137, 2.9e-7 ±1.6e-7 Bq/m3
Sample: spays
Measurement: gamma
Measurements since : 2012
Periodicity : 1 week of collection
Flow : Approximately 600 m3/h
Posieux - Air (filter high volume sprays)
- 15.10.2025 : Caesium 137, <2.3e-7 Bq/m3
Sample: spays
Measurement: gamma
Measurements since : 2011
Periodicity : 1 week of collection
Flow : Approximately 600 m3/h
-
Aarau - URAnet Aqua
- 28.10.2025 : Dose Rate, 2.8e+0 nSv/h
Sample: URAnet Aqua
Measurement: gamma / dose rate
Measurements since : 06.2014
Periodicity : continuous / daily mean values
Basel - URAnet Aqua
- 28.10.2025 : Dose Rate, 2.6e+0 nSv/h
Sample: URAnet Aqua
Measurement: gamma / dose rate
Measurements since : 06.2013
Periodicity : continuous / daily mean values
Hagneck - URAnet Aqua
- 25.01.2023 : Dose Rate, 1.8e+0 nSv/h
Sample: URAnet Aqua
Measurement: gamma / dose rate
according to the : 06.2015 - 25.01.2023
redundant station (Aare upstream of Lake Biel): Niederried
Laufenburg - URAnet Aqua
- 28.10.2025 : Dose Rate, 6.8e+0 nSv/h
Sample: URAnet Aqua
Measurement: gamma / dose rate
Measurements since : 01.2015
Periodicity : continuous / daily mean values
Niederried - URAnet Aqua
- 28.10.2025 : Dose Rate, 2.5e+0 nSv/h
Sample: URAnet Aqua
Measurement: gamma / dose rate
Measurements since : 06.2014
Periodicity : continuous / daily mean values
-
Basel-Binningen - rain
Sample: Rain
Measurement: tritium
Measurements since : 2010
Periodicity: monthly
Cadenazzo - rain
- 02.10.2025 : Caesium 137, <1.3e-4 Bq/l
Sample: Rain
Measurement: gamma & tritium
Measurements since : july 2012
Periodicity: monthly
Cernier - rain
- 30.09.2025 : Caesium 137, <3.0e-4 Bq/l
Sample: Rain
Measurement : gamma
Measurements since : 2001
Periodicity: monthly
Davos - rain
- 01.10.2025 : Caesium 137, <1.9e-4 Bq/l
Sample: Rain
Measurement : gamma
Measurements since : 2000
Periodicity: monthly
Güttingen - rain
- 01.10.2025 : Caesium 137, <3.3e-4 Bq/l
Sample: Rain
Measurement : gamma & tritium
Measurements since : 2008
Periodicity: monthly
Gösgen - rain- 24.09.2025 : Caesium 137, <3.0e-4 Bq/l
Sample: Rain
Measurement : gamma & tritium
Data : 2000
Periodicity: monthly
Leibstadt Chlemmi - rain
- 21.08.2025 : Caesium 137, <2.6e-4 Bq/l
Sample: Rain
Measurement: gamma & tritium
Measurements since : 2000
Periodicity: monthly
Posieux - rain
- 01.10.2025 : Caesium 137, <2.8e-4 Bq/l
Sample: Rain
Measurement : gamma & tritium
Measurements since : 2011
Periodicity: monthly
Mühleberg - rain
- 01.09.2025 : Caesium 137, <2.1e-4 Bq/l
Sample: Rain
Measurement : gamma & tritium
Measurements since : 2000
Periodicity: monthly
Nd - Bauernhaus - rainSample: Rain
Measurement : tritium
Measurements since : 2001
Periodicity: semimonthly
Nd - Garage - rainSample: Rain
Measurement : tritium
Measurements since : 2001
Periodicity: semimonthly
Nd - Köniz - rainSample: Rain
Measurement : tritium
Measurements since : 2001
Periodicity: semimonthly
Niederwangen Firma - rainSample: Rain
Measurement : tritium
Measurements since : 2001
Periodicity: semimonthly
Niederwangen Firma - Air humiditySample : Air humidity
Measurement: tritium
Measurements since : 2020
Periodicity : ~ 15 days collecting period
Method : Passive collector
Teufen - RainSample: Rain
Measurement : tritium
Measurements since : 2001
Periodicity: Weekly
Teufen - Air humiditySample : Air humidity
Measurement: tritium
Measurements since : 2021
Periodicity : ~ 15 days collecting period
Method : Passive collector
Root D4 - rainSample: Rain
Measurement : tritium
Measurements since : October 2001
Periodicity: semimonthly
Root D4 Stazione 1 - Air humidity
Sample : Air humidity
Measurement: tritium
Measurements since : October 2021
Periodicity : ~ 15 days collecting period
Method : Passive collector
Root D4 Stazione 2 - Air humiditySample : Air humidity
Measurement: tritium
Measurements since : October 2021
Periodicity : ~ 15 days collecting period
Method : Passive collector
-
Aar WKW Mühleberg
Sample: Waters of stream
Measurement : tritium
Data : 2003
Periodicity: monthly
Ticino Riazzino - stream
- 01.09.2025 : Caesium 137, <8.9e-4 Bq/l
Sample: Waters of stream
Measurement : gamma & tritium
Measurement since : 2000
Periodicity: monthly
Rhône Porte du Scex - stream
- 30.12.2024 : Caesium 137, <8.4e-4 Bq/l
Sample: Waters of stream
Measurement : gamma & tritium
Data : 2006
Periodicity: monthly
Rhône Chancy - stream
Sample: Waters of stream
Measurement : gamma & tritium
Data : 2000
Periodicity: monthly
Rhin Weil am Rhein - stream
Sample: Waters of stream
Measurement : tritium
Data : 2002
Periodicity: monthly
Rhin Rekingen - stream
- 28.12.2022 : Caesium 137, <5.8e-2 Bq/l
Sample: Waters of stream
Measurement : gamma
Data : 2004
Periodicity: monthly
Rhin Pratteln - stream
Sample: Waters of stream
Measurement : gamma
Data : 2004
Periodicity: monthly
Rhin Diepoldsau - stream
- 28.11.2017 : Caesium 137, <1.2e-1 Bq/l
Sample: Waters of stream
Measurement : gamma
Data : 2005 - 2017
Periodicity: monthly
Inn S-chanf - stream
Sample: Waters of stream
Measurement : tritium
Data : 2010
Periodicity: monthly
Doubs St. Ursanne- stream
Sample: Waters of stream
Measurement : tritium
Data : 2003
Periodicity: monthly
Remark: revision station in February, 09 - June, 10
Nant d Avril CERN
Sample: Waters of stream
Measurement : tritium
Data : 2011
Periodicity: monthly
Aar Klingnau - stream
Sample: Waters of stream
Measurement : gamma
Data : 2005
Periodicity: monthly
Aar Hagneck - stream
Sample: Waters of stream
Measurement : gamma
Data : 2003
Periodicity: monthly
Aar Brugg - stream
Sample: Waters of stream
Measurement : tritium
Data : 2010
Periodicity: monthly
-
WTP La-Chaux-de-Fonds
- 07.07.2025 : Tritium, 1.2e+1 ±2.0e+0 Bq/l
Sample: Waters of water-treatment plant
Measurement : tritium
Data : 2001
Periodicity: weekly
Epuration Bienne- 16.06.2025 : Tritium, <5.0e+0 Bq/l
-
Cadenazzo - Milk
- 15.04.2025 : Caesium 137, <9.2e-2 Bq/l
Sample: milk
Measurement : strontium & gamma
Measurement since : 2013
Periodicity: biannual
Posieux - Milk- 07.04.2025 : Caesium 137, <1.4e-1 Bq/l
Sample: milk
Measurement : strontium & gamma
Data : 2010
Periodicity: biannual
Güttingen - Milk- 10.04.2025 : Caesium 137, <9.5e-2 Bq/l
Sample: milk
Measurement : strontium & gamma
Data : 2012
Periodicity: biannual
Villars-sur-Glâne - Milk Large distribution- 10.04.2025 : Caesium 137, <2.0e-1 Bq/l
Sample: milk
Measurement : strontium & gamma
Data : 2010
Periodicity: biannual
Milk Canton of Lucerne- 04.05.2022 : Caesium 137, <3.2e-1 Bq/l
Sample: milk - collected from various sites in the canton of Lucerne
Measurement : strontium & gamma
Data : 2005
Periodicity: annual
BREGAGLIA- 14.12.2022 : Caesium 137, <1.0e+0 Bq/l
Sample: milk
Measurement : gamma
Measurement since : 2013
Periodicity: annual
Davos - MilkSample: milk
Measurement : strontium & gamma
Data : 2004
Periodicity: annual (Sr) & monthly (gamma)
-
Cadenazzo - Cereal
- 31.07.2025 : Caesium 137, <1.6e-1 Bq/kg
Sample: cereal
Measurement : strontium & gamma
Measurement since : 2013
Periodicity: annual
Leibstadt NPP - Cereal- 22.10.2024 : Caesium 137, <2.4e-1 Bq/kg
Sample: cereal
Measurement : strontium & gamma
Data : 2000
Periodicity: annual
Liechtenstein - Cereal- 24.09.2020 : Caesium 137, <4.6e-1 Bq/kg
Sample: cereal
Measurement : strontium & gamma
Data : 2011
Periodicity: annual
Posieux - Cereal- 17.07.2025 : Caesium 137, <2.7e-1 Bq/kg
Sample: cereal
Measurement : strontium & gamma
Data : 2013
Periodicity: annual
St. Gall - Cereal- 25.09.2018 : Caesium 137, <6.0e-1 Bq/kg
Sample: cereal
Measurement : strontium & gamma
Data : 2002
Periodicity: annual
Soleure - Cereal- 07.08.2019 : Caesium 137, <5.5e-1 Bq/kg
Sample: cereal
Measurement : strontium & gamma
Data : 2002
Periodicity: annual
Güttingen - Cereal- 28.07.2025 : Caesium 137, <2.1e-1 Bq/kg
Sample: cereal
Measurement : strontium & gamma
Measurements since : 2013
Periodicity: annual
-
Cadenazzo - Ground
- 05.08.2025 : Caesium 137, 7.0e+1 ±5.3e+0 Bq/kg
Sample: ground
Measurement : strontium & gamma
Measurement since : 2009
Periodicity: annual
NPP Leibstadt Etzgen - Ground- 31.07.2025 : Caesium 137, 8.5e+0 ±8.4e-1 Bq/kg
Sample: ground
Measurement : gamma
Data : 2000
Periodicity: annual
NPP Leibstadt Full Pumpenhaus - - Ground- 31.07.2025 : Caesium 137, 1.1e+1 ±1.1e+0 Bq/kg
Sample: ground
Measurement : gamma
Data : 2000
Periodicity: annual
NPP Leibstadt Full Schulhaus - Ground- 31.07.2025 : Caesium 137, 1.0e+1 ±9.2e-1 Bq/kg
Sample: ground
Measurement : gamma
Data : 2000
Periodicity: annual
NPP Mühleberg Niederruntigen - Ground- 22.07.2025 : Caesium 137, 4.2e+0 ±5.1e-1 Bq/kg
Sample: ground
Measurement : gamma
Data : 2000
Periodicity: annual
NPP Mühleberg Rewag - Ground- 22.07.2025 : Caesium 137, 5.8e+0 ±6.1e-1 Bq/kg
Sample: ground
Measurement : gamma
Results since 2000
Periodicity: annual
NPP Mühleberg Salvisberg - Ground- 23.07.2025 : Caesium 137, 4.9e+0 ±5.6e-1 Bq/kg
Sample: ground
Measurement : gamma
Results since : 2000
Periodicity: annual
NPP Mühleberg Ufem Horn - Ground- 22.07.2025 : Caesium 137, 8.2e+0 ±7.9e-1 Bq/kg
Sample: ground
Measurement : gamma
Results since : 2000
Periodicity: annual
Posieux - Ground- 17.07.2025 : Caesium 137, 4.3e+0 ±5.7e-1 Bq/kg
Sample: ground
Measurement : strontium & gamma
Data : 2002
Periodicity: annual
Stabio - Ground- 05.08.2025 : Caesium 137, 1.8e+2 ±1.2e+1 Bq/kg
Sample: ground
Measurement : gamma
Data : 2000
Periodicity: annual
Caslano - Ground- 04.08.2025 : Caesium 137, 6.1e+1 ±4.7e+0 Bq/kg
Sample: ground
Measurement : gamma
Data : 2000
Periodicity: annual
CERN Collex-Bossy - Ground- 11.09.2025 : Caesium 137, 7.1e+0 ±7.1e-1 Bq/kg
Sample: ground
Measurement : gamma
Data : 2005
Periodicity: annual
NPP Leibstadt Chlemmi - Ground- 31.07.2025 : Caesium 137, 8.7e+0 ±7.8e-1 Bq/kg
Sample: ground
Measurement : gamma
Data : 2000
Periodicity: annual
NPP Gösgen Starrkirch-Wil - Ground- 29.07.2025 : Caesium 137, 1.3e+1 ±1.1e+0 Bq/kg
Sample: ground
Measurement : strontium & gamma
Measurements since : 2000
Periodicity: annual
CERN Rue Booster - Ground- 08.09.2014 : Caesium 137, 5.2e+0 ±7.6e-1 Bq/kg
Sample: ground
Measurement : gamma
Measurements since : 2000
Periodicity: annual
CERN Choully - Ground- 11.09.2025 : Caesium 137, 4.6e+0 ±6.6e-1 Bq/kg
Sample: ground
Measurement : gamma
Results since : 2000
Periodicity: annual
CERN La Praille - Ground- 10.09.2025 : Caesium 137, 5.4e+0 ±6.1e-1 Bq/kg
Sample: ground
Measurement : gamma
Results since : 2000
Periodicity: annual
CERN Maisonnex-Dessus - Ground- 11.09.2025 : Caesium 137, 2.0e+0 ±4.0e-1 Bq/kg
Sample: ground
Measurement : gamma
Results since : 2000
Periodicity: annual
NPP Beznau Beznau Meteo - Ground- 30.07.2025 : Caesium 137, 1.1e+1 ±1.1e+0 Bq/kg
Sample: ground
Measurement : strontium & gamma
Measurements since : 2000
Periodicity: annual
NPP Beznau Böttstein - Ground- 30.07.2025 : Caesium 137, 8.4e+0 ±9.9e-1 Bq/kg
Sample: ground
Measurement : strontium & gamma
Measurements since : 2000
Periodicity: annual
PSI Oase - Ground- 30.07.2025 : Caesium 137, 8.7e+0 ±8.3e-1 Bq/kg
Sample: ground
Measurement : strontium & gamma
Measurements since : 2002
Periodicity: annual
Zwilag - Ground- 30.07.2025 : Caesium 137, 1.0e+1 ±1.1e+0 Bq/kg
Sample: ground
Measurement : strontium & gamma
Measurements since : 2000
Periodicity: annual
NPP Gösgen Aarau Schachen - Ground- 29.07.2025 : Caesium 137, 8.3e+0 ±8.0e-1 Bq/kg
Sample: ground
Measurement : gamma
Measurements since : 2000
Periodicity: annual
NPP Gösgen Niedergösgen - Ground- 29.07.2025 : Caesium 137, 7.0e+0 ±7.0e-1 Bq/kg
Sample: ground
Measurement : strontium & gamma
Measurements since : 2000
Periodicity: annual
NPP Gösgen Obergösgen - Ground- 29.07.2025 : Caesium 137, 1.0e+1 ±1.0e+0 Bq/kg
Sample: ground
Measurement : strontium & gamma
Measurements since : 2000
Periodicity: annual
Güttingen - Ground- 05.08.2025 : Caesium 137, 1.3e+1 ±1.2e+0 Bq/kg
Sample: ground
Measurement : strontium & gamma
Measurements since : 2013
Periodicity: annual
CN Mühleberg Fuchsenried- 22.07.2025 : Caesium 137, 3.5e+0 ±6.6e-1 Bq/kg
- 23.07.2025 : Caesium 137, 6.9e+0 ±8.5e-1 Bq/kg
- 23.07.2025 : Caesium 137, 9.9e+0 ±9.4e-1 Bq/kg
-
Cadenazzo - In Situ
- 05.08.2025 : Caesium 137, 3.2e+1 ±3.3e+0 Bq/kg
Measurement : spectrometry in situ gamma
Results since : 2009
Periodicity : annual
Caslano - In Situ- 04.08.2025 : Caesium 137, 3.6e+1 ±3.8e+0 Bq/kg
Measurement : spectrometry in situ gamma
Results since : 1986
Periodicity : annual
NPP Beznau Meteo station - In Situ
- 30.07.2025 : Caesium 137, 6.7e+0 ±8.4e-1 Bq/kg
Measurement : spectrometry in situ gamma
Results since : 1985
Periodicity : annual
NPP Beznau Böttstein - In Situ
- 30.07.2025 : Caesium 137, 4.5e+0 ±6.7e-1 Bq/kg
Measurement : spectrometry in situ gamma
Data : 1985
NPP Leibstadt Chlemmi- In Situ
Periodicity: annual- 31.07.2025 : Caesium 137, 5.8e+0 ±7.7e-1 Bq/kg
Measurement : spectrometry in situ gamma
Data : 1985
Periodicity: annual
NPP Leibstadt Etzgen - In Situ
- 30.07.2025 : Caesium 137, 4.6e+0 ±6.8e-1 Bq/kg
Measurement : spectrometry in situ gamma
Results since : 1985
Periodicity: annual
NPP Leibstadt Full Pumpenhaus - In Situ
- 31.07.2025 : Caesium 137, 8.4e+0 ±1.3e+0 Bq/kg
Measurement : spectrometry in situ gamma
Results since : 1985
NPP Leibstadt Full Schulhaus - In Situ
- 31.07.2025 : Caesium 137, 6.6e+0 ±8.3e-1 Bq/kg
Measurement : spectrometry in situ gamma
Results since : 1985
Periodicity: annual
CN Mühleberg Niederruntigen - In Situ
- 22.07.2025 : Caesium 137, 2.6e+0 ±5.6e-1 Bq/kg
Measurement : spectrometry in situ gamma
Results since : 1985
Periodicity: annual
NPP Mühleberg Rewag - In Situ
- 22.07.2025 : Caesium 137, 4.1e+0 ±6.5e-1 Bq/kg
Measurement : spectrometry in situ gamma
Results since : 1985
Periodicity: annual
NPP Mühleberg Salvisberg - In Situ
- 23.07.2025 : Caesium 137, 3.8e+0 ±6.3e-1 Bq/kg
Measurement : spectrometry in situ gamma
Results since : 1985
Periodicity: annual
NPP Mühleberg Ufem Horn - In Situ
- 22.07.2025 : Caesium 137, 5.7e+0 ±7.6e-1 Bq/kg
Measurement : spectrometry in situ gamma
Results since : 1985
Periodicity: annual
NPP Gösgen Aarau Schachen - In Situ
- 29.07.2025 : Caesium 137, 5.2e+0 ±7.2e-1 Bq/kg
Measurement : spectrometry in situ gamma
Results since : 1985
Periodicity : annual
NPP Gösgen Niedergösgen - In Situ
- 29.07.2025 : Caesium 137, 4.5e+0 ±6.7e-1 Bq/kg
Measurement : spectrometry in situ gamma
Data : 1985
Periodicity: annual
NPP Gösgen Obergösgen - In Situ
- 18.07.2024 : Caesium 137, 5.1e+0 ±7.1e-1 Bq/kg
Measurement : spectrometry in situ gamma
Data : 1985
Periodicity: annual
NPP Gösgen Starrkirch-Wil - In Situ
- 29.07.2025 : Caesium 137, 6.1e+0 ±7.9e-1 Bq/kg
Measurement : spectrometry in situ gamma
Data : 1985
Periodicity: annual
Güttingen - In Situ
- 05.08.2025 : Caesium 137, 8.4e+0 ±9.8e-1 Bq/kg
Measurement : spectrometry in situ gamma
Results since : 1988
Periodicity : annual
Posieux - In Situ
- 17.07.2025 : Caesium 137, 3.8e+0 ±5.5e-1 Bq/kg
Measurement : spectrometry in situ gamma
Results since : 2008
Periodicity : annual
Stabio - In Situ
- 05.08.2025 : Caesium 137, 8.4e+1 ±8.5e+0 Bq/kg
Measurement : spectrometry in situ gamma
Results since : 1990
Periodicity : annual
CERN Choully - In Situ
- 11.09.2025 : Caesium 137, 4.0e+0 ±5.7e-1 Bq/kg
Measurement : spectrometry in situ gamma
Results since : 1996
Periodicity : annual
CERN Collex-Bossy - In Situ
- 11.09.2025 : Caesium 137, 3.6e+0 ±5.4e-1 Bq/kg
Measurement : spectrometry in situ gamma
Results since : 2006
Periodicity : annual
CERN La Praille - In Situ- 10.09.2025 : Caesium 137, 2.7e+0 ±4.8e-1 Bq/kg
Measurement : spectrometry in situ gamma
Results since : 1996
Periodicity : annual
CERN Maisonnex-Dessus - In Situ
- 11.09.2025 : Caesium 137, 1.6e+0 ±4.3e-1 Bq/kg
Measurement : spectrometry in situ gamma
Results since : 1996
Periodicity : annual
CERN Bâtiment 588 - In Situ
- 10.09.2025 : Caesium 137, 2.2e+0 ±3.7e-1 Bq/kg
Measurement : spectrometry in situ gamma
Results since : 2015
Periodicity: annual
Remark: This point replaces the point CERN Rue Booster.
CERN Rue Booster - In Situ- 08.09.2014 : Caesium 137, 3.8e+0 ±7.1e-1 Bq/kg
Measurement : spectrometry in situ gamma
Results since : 1996 - 2014
Periodicity: annualRemark: this point was replaced by the point BAT588
PSI Oase - In Situ
- 30.07.2025 : Caesium 137, 4.8e+0 ±6.9e-1 Bq/kg
Measurement : spectrometry in situ gamma
Results since : 1985
Periodicity : annual
Zwilag In situ
- 30.07.2025 : Caesium 137, 6.3e+0 ±7.5e-1 Bq/kg
Measurement : spectrometry in situ gamma
Data : 2001
Periodicity: annual
CN Mühleberg Oberruntigen
- 23.07.2025 : Caesium 137, 3.7e+0 ±6.2e-1 Bq/kg
- 23.07.2025 : Caesium 137, 5.2e+0 ±7.9e-1 Bq/kg
- 22.07.2025 : Caesium 137, 3.0e+0 ±5.8e-1 Bq/kg
- 06.08.2025 : Caesium 137, 1.2e+1 ±1.3e+0 Bq/kg
Measurement : spectrometry in situ gamma
Results since : 2019
Periodicity : annual
-
Posieux - Grass
- 07.04.2025 : Caesium 137, <7.1e-1 Bq/kg
Sample: grass
Measurement : strontium & gamma
Data : 2004
Periodicity: biannual
Cadenazzo - Grass- 15.04.2025 : Caesium 137, <1.2e+0 Bq/kg
Sample: grass
Measurement : strontium & gamma
Measurement since : 2009
Periodicity: biannual
Güttingen - Grass- 10.04.2025 : Caesium 137, <8.3e-1 Bq/kg
Sample: grass
Measurement : strontium & gamma
Data : 2012
Periodicity: biannual
CERN Choully - Grass- 11.09.2025 : Caesium 137, <8.6e-1 Bq/kg
Sample: grass
Measurement : gamma
Results since : 2000
Periodicity: annual
CERN Collex-Bossy - Grass- 11.09.2025 : Caesium 137, <7.2e-1 Bq/kg
Sample: grass
Measurement : gamma
Data : 2000
Periodicity: annual
CERN La Praille - Grass- 04.09.2017 : Caesium 137, <9.1e-1 Bq/kg
Sample: grass
Measurement : gamma
Results since : 2000
Periodicity: annual
CERN Maisonnex-Dessus - Grass- 11.09.2025 : Caesium 137, <1.1e+0 Bq/kg
Sample: grass
Measurement : gamma
Results since : 2000
Periodicity: annual
CERN BAT 588- Grass- 10.09.2025 : Caesium 137, <6.7e-1 Bq/kg
Sample: grass
Measurement : gamma
Data : 2015
Periodicity: annual
CERN Rue Booster - Ground- 08.09.2014 : Caesium 137, 5.2e+0 ±7.6e-1 Bq/kg
Sample: ground
Measurement : gamma
Measurements since : 2000
Periodicity: annual
NPP Beznau Beznau meteo - Grass- 09.10.2024 : Caesium 137, 1.6e+0 ±4.5e-1 Bq/kg
Sample: grass
Measurement : gamma
Data : 2000
Periodicity: biannual
NPP Beznau Böttstein - Grass- 28.04.2025 : Caesium 137, <6.6e-1 Bq/kg
Sample: grass
Measurement : gamma
Data : 2000
Periodicity: biannual
PSI Oase - Grass- 09.10.2024 : Caesium 137, 1.7e+0 ±6.3e-1 Bq/kg
Sample: grass
Measurement : strontium & gamma
Data : 2000
Periodicity: biannual
Zwilag - Grass- 09.10.2024 : Caesium 137, 9.4e-1 ±4.8e-1 Bq/kg
Sample: grass
Measurement : strontium & gamma
Data : 2000
Periodicity: biannual
NPP Gösgen Aarau Schachen - Grass- 22.04.2025 : Caesium 137, <9.7e-1 Bq/kg
Sample: grass
Measurement : gamma
Data : 2000
Periodicity: biannual
NPP Gösgen Niedergösgen - Grass- 22.04.2025 : Caesium 137, <9.3e-1 Bq/kg
Sample: grass
Measurement : gamma
Data : 2000
Periodicity: biannual
NPP Gösgen Obergösgen - Grass- 22.04.2025 : Caesium 137, <6.5e-1 Bq/kg
Sample: grass
Measurement : gamma
Data : 2000
Periodicity: biannual
NPP Gösgen Starrkirch Wil - Grass- 22.04.2025 : Caesium 137, 4.4e-1 ±4.3e-1 Bq/kg
Sample: grass
Measurement : gamma
Data : 2000
Periodicity: biannual
NPP Leibstadt Chlemmi - Grass- 28.04.2025 : Caesium 137, <6.8e-1 Bq/kg
Sample: grass
Measurement : gamma
Data : 2000
Periodicity: biannual
NPP Leibstadt Etzgen - Grass- 28.04.2025 : Caesium 137, <6.1e-1 Bq/kg
Sample: grass
Measurement : gamma
Data : 2000
Periodicity: biannual
NPP Leibstadt Full Pumpenhaus - Grass- 28.04.2025 : Caesium 137, <9.4e-1 Bq/kg
Sample: grass
Measurement : gamma
Data : 2000
Periodicity: biannual
NPP Leibstadt Full Schulhaus - Grass- 28.04.2025 : Caesium 137, <7.0e-1 Bq/kg
Sample: grass
Measurement : gamma
Data : 2000
Periodicity: biannual
NPP Mühleberg Niederruntigen - Grass- 07.04.2025 : Caesium 137, <9.4e-1 Bq/kg
Sample: grass
Measurement : gamma
Data : 2000
Periodicity: biannual
NPP Mühleberg Rewag - Grass- 07.04.2025 : Caesium 137, <1.2e+0 Bq/kg
Sample: grass
Measurement : gamma
Results since :2000
Periodicity: biannual
NPP Mühleberg Salvisberg - Grass- 07.04.2025 : Caesium 137, <7.3e-1 Bq/kg
Sample: grass
Measurement : gamma
Results since : 2000
Periodicity: biannual
NPP Mühleberg Ufem Horn - Grass- 07.04.2025 : Caesium 137, <8.3e-1 Bq/kg
Sample: grass
Measurement : gamma
Results since : 2000
Periodicity: biannual
Stabio - Grass- 05.08.2025 : Caesium 137, 2.6e+0 ±5.1e-1 Bq/kg
Sample: grass
Measurement : gamma
Data : 2005
Periodicity: annual
NP Mühleberg Fence- 06.10.2020 : Caesium 137, 6.9e-1 ±6.0e-1 Bq/kg
- 06.10.2020 : Caesium 137, <8.9e-1 Bq/kg
- 06.10.2020 : Caesium 137, <1.3e+0 Bq/kg
Sites
-
Nuclear power plant Mühleberg
NPP Mühleberg Niederruntigen - Ground
Property of BKW
Installed power: 373 MW
Annual production averages: 2 605 GWh
Type of reactor: réacteur à eau bouillante BWR 4
Manufacturer of the reactor: General Electric
Cooling: eau de l’Aar
Started: 1972
Program of surveillance: sprays, rain, aquatic circles, food, ground, grass, in situ
Click the star of the power plant- 22.07.2025 : Caesium 137, 4.2e+0 ±5.1e-1 Bq/kg
Sample: ground
Measurement : gamma
Data : 2000
Periodicity: annual
NPP Mühleberg Rewag - Ground- 22.07.2025 : Caesium 137, 5.8e+0 ±6.1e-1 Bq/kg
Sample: ground
Measurement : gamma
Results since 2000
Periodicity: annual
NPP Mühleberg Salvisberg - Ground- 23.07.2025 : Caesium 137, 4.9e+0 ±5.6e-1 Bq/kg
Sample: ground
Measurement : gamma
Results since : 2000
Periodicity: annual
NPP Mühleberg Ufem Horn - Ground- 22.07.2025 : Caesium 137, 8.2e+0 ±7.9e-1 Bq/kg
Sample: ground
Measurement : gamma
Results since : 2000
Periodicity: annual
CN Mühleberg Niederruntigen - In Situ- 22.07.2025 : Caesium 137, 2.6e+0 ±5.6e-1 Bq/kg
Measurement : spectrometry in situ gamma
Results since : 1985
Periodicity: annual
NPP Mühleberg Rewag - In Situ- 22.07.2025 : Caesium 137, 4.1e+0 ±6.5e-1 Bq/kg
Measurement : spectrometry in situ gamma
Results since : 1985
Periodicity: annual
NPP Mühleberg Salvisberg - In Situ- 23.07.2025 : Caesium 137, 3.8e+0 ±6.3e-1 Bq/kg
Measurement : spectrometry in situ gamma
Results since : 1985
Periodicity: annual
NPP Mühleberg Ufem Horn - In Situ- 22.07.2025 : Caesium 137, 5.7e+0 ±7.6e-1 Bq/kg
Measurement : spectrometry in situ gamma
Results since : 1985
Periodicity: annual
NPP Mühleberg Niederruntigen - Grass- 07.04.2025 : Caesium 137, <9.4e-1 Bq/kg
Sample: grass
Measurement : gamma
Data : 2000
Periodicity: biannual
NPP Mühleberg Rewag - Grass- 07.04.2025 : Caesium 137, <1.2e+0 Bq/kg
Sample: grass
Measurement : gamma
Results since :2000
Periodicity: biannual
NPP Mühleberg Salvisberg - Grass- 07.04.2025 : Caesium 137, <7.3e-1 Bq/kg
Sample: grass
Measurement : gamma
Results since : 2000
Periodicity: biannual
NPP Mühleberg Ufem Horn - Grass- 07.04.2025 : Caesium 137, <8.3e-1 Bq/kg
Sample: grass
Measurement : gamma
Results since : 2000
Periodicity: biannual
Aar WKW Mühleberg
Sample: Waters of stream
Measurement : tritium
Data : 2003
Periodicity: monthly
GURTNERtest
Nuclear power plant of Beznau
NPP Beznau Beznau Meteo - Ground
Installed power: 2 * 365 MW
Annual production averages: 2'920 and 3'058 GWh
Type of reactor: Reactor with pressurized water
Cooling: eau de l’Aar
Started: 1969 and 1971
Program of surveillance: sprays, rain, aquatic circles, food, ground, grass, in situ
Click the star of the power plant- 30.07.2025 : Caesium 137, 1.1e+1 ±1.1e+0 Bq/kg
Sample: ground
Measurement : strontium & gamma
Measurements since : 2000
Periodicity: annual
NPP Beznau Böttstein - Ground- 30.07.2025 : Caesium 137, 8.4e+0 ±9.9e-1 Bq/kg
Sample: ground
Measurement : strontium & gamma
Measurements since : 2000
Periodicity: annual
PSI Oase - Ground- 30.07.2025 : Caesium 137, 8.7e+0 ±8.3e-1 Bq/kg
Sample: ground
Measurement : strontium & gamma
Measurements since : 2002
Periodicity: annual
Zwilag - Ground- 30.07.2025 : Caesium 137, 1.0e+1 ±1.1e+0 Bq/kg
Sample: ground
Measurement : strontium & gamma
Measurements since : 2000
Periodicity: annual
NPP Beznau Meteo station - In Situ- 30.07.2025 : Caesium 137, 6.7e+0 ±8.4e-1 Bq/kg
Measurement : spectrometry in situ gamma
Results since : 1985
Periodicity : annual
NPP Beznau Böttstein - In Situ- 30.07.2025 : Caesium 137, 4.5e+0 ±6.7e-1 Bq/kg
Measurement : spectrometry in situ gamma
Data : 1985
PSI Oase - In Situ
Periodicity: annual- 30.07.2025 : Caesium 137, 4.8e+0 ±6.9e-1 Bq/kg
Measurement : spectrometry in situ gamma
Results since : 1985
Periodicity : annual
Zwilag In situ- 30.07.2025 : Caesium 137, 6.3e+0 ±7.5e-1 Bq/kg
Measurement : spectrometry in situ gamma
Data : 2001
Periodicity: annual
NPP Beznau Beznau meteo - Grass- 09.10.2024 : Caesium 137, 1.6e+0 ±4.5e-1 Bq/kg
Sample: grass
Measurement : gamma
Data : 2000
Periodicity: biannual
NPP Beznau Böttstein - Grass- 28.04.2025 : Caesium 137, <6.6e-1 Bq/kg
Sample: grass
Measurement : gamma
Data : 2000
Periodicity: biannual
PSI Oase - Grass- 09.10.2024 : Caesium 137, 1.7e+0 ±6.3e-1 Bq/kg
Sample: grass
Measurement : strontium & gamma
Data : 2000
Periodicity: biannual
Zwilag - Grass- 09.10.2024 : Caesium 137, 9.4e-1 ±4.8e-1 Bq/kg
Sample: grass
Measurement : strontium & gamma
Data : 2000
Periodicity: biannual
Nuclear power plant of Gösgen
Installed power: 985 MW
Annual production averages: 8'072 GWh
Type of reactor: Reactor with pressurized water
Cooling: cooling tower
Started: 1979
Program of surveillance: sprays, rain, aquatic circles, food, ground, grass, in situ
Click the star of the power plant
Gösgen - rain- 24.09.2025 : Caesium 137, <3.0e-4 Bq/l
Sample: Rain
Measurement : gamma & tritium
Data : 2000
Periodicity: monthly
NPP Gösgen - GroundSample: ground of four stations (Aarau-Niedergösgen-Obergösgen-Starrkirch)
Measurement : strontium
Measurements since : 2000
Periodicity: annual
NPP Gösgen Aarau Schachen - Ground- 29.07.2025 : Caesium 137, 8.3e+0 ±8.0e-1 Bq/kg
Sample: ground
Measurement : gamma
Measurements since : 2000
Periodicity: annual
NPP Gösgen Niedergösgen - Ground- 29.07.2025 : Caesium 137, 7.0e+0 ±7.0e-1 Bq/kg
Sample: ground
Measurement : strontium & gamma
Measurements since : 2000
Periodicity: annual
NPP Gösgen Obergösgen - Ground- 29.07.2025 : Caesium 137, 1.0e+1 ±1.0e+0 Bq/kg
Sample: ground
Measurement : strontium & gamma
Measurements since : 2000
Periodicity: annual
NPP Gösgen Starrkirch-Wil - Ground- 29.07.2025 : Caesium 137, 1.3e+1 ±1.1e+0 Bq/kg
Sample: ground
Measurement : strontium & gamma
Measurements since : 2000
Periodicity: annual
NPP Gösgen Aarau Schachen - In Situ- 29.07.2025 : Caesium 137, 5.2e+0 ±7.2e-1 Bq/kg
Measurement : spectrometry in situ gamma
Results since : 1985
Periodicity : annual
NPP Gösgen Niedergösgen - In Situ- 29.07.2025 : Caesium 137, 4.5e+0 ±6.7e-1 Bq/kg
Measurement : spectrometry in situ gamma
Data : 1985
Periodicity: annual
NPP Gösgen Obergösgen - In Situ- 18.07.2024 : Caesium 137, 5.1e+0 ±7.1e-1 Bq/kg
Measurement : spectrometry in situ gamma
Data : 1985
Periodicity: annual
NPP Gösgen Starrkirch-Wil - In Situ- 29.07.2025 : Caesium 137, 6.1e+0 ±7.9e-1 Bq/kg
Measurement : spectrometry in situ gamma
Data : 1985
Periodicity: annual
NPP Gösgen Aarau Schachen - Grass- 22.04.2025 : Caesium 137, <9.7e-1 Bq/kg
Sample: grass
Measurement : gamma
Data : 2000
Periodicity: biannual
NPP Gösgen Niedergösgen - Grass- 22.04.2025 : Caesium 137, <9.3e-1 Bq/kg
Sample: grass
Measurement : gamma
Data : 2000
Periodicity: biannual
NPP Gösgen Obergösgen - Grass- 22.04.2025 : Caesium 137, <6.5e-1 Bq/kg
Sample: grass
Measurement : gamma
Data : 2000
Periodicity: biannual
NPP Gösgen Starrkirch Wil - Grass- 22.04.2025 : Caesium 137, 4.4e-1 ±4.3e-1 Bq/kg
Sample: grass
Measurement : gamma
Data : 2000
Periodicity: biannual
Aar Brugg - stream
Sample: Waters of stream
Measurement : tritium
Data : 2010
Periodicity: monthly
Niederried - URAnet Aqua- 28.10.2025 : Dose Rate, 2.5e+0 nSv/h
Sample: URAnet Aqua
Measurement: gamma / dose rate
Measurements since : 06.2014
Periodicity : continuous / daily mean values
Nuclear power plant of Leibstadt
Installed power: 1190 MW
Annual production averages: 9'367 GWh
Type of reactor: reactor boiling water
Cooling: Cooling tower
Started: 1984
Program of surveillance: sprays, rain, aquatic circles, food, ground, grass, in situ
Click the star of the power plant
Klingnau - Air (filter high volume sprays)- 22.10.2025 : Caesium 137, 2.7e-7 ±1.3e-7 Bq/m3
Sample: spays
Measurement: gamma
Measurements since : 2000
Periodicity : 1 week of collection
Flow : Approximately 600 m3/h
Leibstadt Chlemmi - rain- 21.08.2025 : Caesium 137, <2.6e-4 Bq/l
Sample: Rain
Measurement: gamma & tritium
Measurements since : 2000
Periodicity: monthly
NPP Leibstadt - GroundSample: ground of four stations (Etzgen-Chlemmi-Full Schulhaus-Full Pumpenhaus)
Measurement : strontium
Data : 2000
Periodicity: biannual
NPP Leibstadt Chlemmi - Ground- 31.07.2025 : Caesium 137, 8.7e+0 ±7.8e-1 Bq/kg
Sample: ground
Measurement : gamma
Data : 2000
Periodicity: annual
NPP Leibstadt Etzgen - Ground- 31.07.2025 : Caesium 137, 8.5e+0 ±8.4e-1 Bq/kg
Sample: ground
Measurement : gamma
Data : 2000
Periodicity: annual
NPP Leibstadt Full Pumpenhaus - - Ground- 31.07.2025 : Caesium 137, 1.1e+1 ±1.1e+0 Bq/kg
Sample: ground
Measurement : gamma
Data : 2000
Periodicity: annual
NPP Leibstadt Full Schulhaus - Ground- 31.07.2025 : Caesium 137, 1.0e+1 ±9.2e-1 Bq/kg
Sample: ground
Measurement : gamma
Data : 2000
Periodicity: annual
NPP Leibstadt Chlemmi- In Situ- 31.07.2025 : Caesium 137, 5.8e+0 ±7.7e-1 Bq/kg
Measurement : spectrometry in situ gamma
Data : 1985
Periodicity: annual
NPP Leibstadt Etzgen - In Situ- 30.07.2025 : Caesium 137, 4.6e+0 ±6.8e-1 Bq/kg
Measurement : spectrometry in situ gamma
Results since : 1985
Periodicity: annual
NPP Leibstadt Full Pumpenhaus - In Situ- 31.07.2025 : Caesium 137, 8.4e+0 ±1.3e+0 Bq/kg
Measurement : spectrometry in situ gamma
Results since : 1985
NPP Leibstadt Full Schulhaus - In Situ- 31.07.2025 : Caesium 137, 6.6e+0 ±8.3e-1 Bq/kg
Measurement : spectrometry in situ gamma
Results since : 1985
Periodicity: annual
NPP Leibstadt - GrassSample: grass of four stations (Chlemmi - Etzgen - Full Pumpenhaus - Full Schulhaus)
Measurement : strontium
Data : 2000
Periodicity: biannual
NPP Leibstadt Chlemmi - Grass- 28.04.2025 : Caesium 137, <6.8e-1 Bq/kg
Sample: grass
Measurement : gamma
Data : 2000
Periodicity: biannual
NPP Leibstadt Etzgen - Grass- 28.04.2025 : Caesium 137, <6.1e-1 Bq/kg
Sample: grass
Measurement : gamma
Data : 2000
Periodicity: biannual
NPP Leibstadt Full Pumpenhaus - Grass- 28.04.2025 : Caesium 137, <9.4e-1 Bq/kg
Sample: grass
Measurement : gamma
Data : 2000
Periodicity: biannual
NPP Leibstadt Full Schulhaus - Grass- 28.04.2025 : Caesium 137, <7.0e-1 Bq/kg
Sample: grass
Measurement : gamma
Data : 2000
Periodicity: biannual
Leibstadt NPP - Cereal- 22.10.2024 : Caesium 137, <2.4e-1 Bq/kg
Sample: cereal
Measurement : strontium & gamma
Data : 2000
Periodicity: annual
Laufenburg - URAnet Aqua- 28.10.2025 : Dose Rate, 6.8e+0 nSv/h
Sample: URAnet Aqua
Measurement: gamma / dose rate
Measurements since : 01.2015
Periodicity : continuous / daily mean values
-
Cadenazzo - Reference station
In compliance with the recommendation 2000/73/EURATOM, the Swiss FOPH in 2010 selected three reference sites corresponding to the three major regions “western plateau”, eastern plateau”, and “south side of the alps”
Cadenazzo is the « south side of the alps » reference site.
Investigated environmental compartements : aerosol, precipitation, milk, cereal, grass, soil and in-situ-measurements
Cadenazzo - Air (filter high volume sprays)- 20.10.2025 : Caesium 137, 7.3e-7 ±1.8e-7 Bq/m3
Sample: spays
Measurement: gamma
Measurements since : 2011
Periodicity : 1 week of collection
Flow : Approximately 600 m3/h
Cadenazzo - rain- 02.10.2025 : Caesium 137, <1.3e-4 Bq/l
Sample: Rain
Measurement: gamma & tritium
Measurements since : july 2012
Periodicity: monthly
Cadenazzo - Ground- 05.08.2025 : Caesium 137, 7.0e+1 ±5.3e+0 Bq/kg
Sample: ground
Measurement : strontium & gamma
Measurement since : 2009
Periodicity: annual
Cadenazzo - Grass- 15.04.2025 : Caesium 137, <1.2e+0 Bq/kg
Sample: grass
Measurement : strontium & gamma
Measurement since : 2009
Periodicity: biannual
Cadenazzo - Cereal- 31.07.2025 : Caesium 137, <1.6e-1 Bq/kg
Sample: cereal
Measurement : strontium & gamma
Measurement since : 2013
Periodicity: annual
Cadenazzo - Milk- 15.04.2025 : Caesium 137, <9.2e-2 Bq/l
Sample: milk
Measurement : strontium & gamma
Measurement since : 2013
Periodicity: biannual
Posieux - Reference station
In compliance with the recommendation 2000/73/EURATOM, the Swiss FOPH in 2010 selected three reference sites corresponding to the three major regions “western plateau”, eastern plateau”, and “south side of the alps”
Posieux is the « western plateau » reference site.
Investigated environmental compartements : aerosol, precipitation, milk, cereal, grass, soil and in-situ-measurements
Posieux - Air (filter high volume sprays)- 15.10.2025 : Caesium 137, <2.3e-7 Bq/m3
Sample: spays
Measurement: gamma
Measurements since : 2011
Periodicity : 1 week of collection
Flow : Approximately 600 m3/h
Posieux - rain- 01.10.2025 : Caesium 137, <2.8e-4 Bq/l
Sample: Rain
Measurement : gamma & tritium
Measurements since : 2011
Periodicity: monthly
Posieux - Ground- 17.07.2025 : Caesium 137, 4.3e+0 ±5.7e-1 Bq/kg
Sample: ground
Measurement : strontium & gamma
Data : 2002
Periodicity: annual
Posieux - Grass- 07.04.2025 : Caesium 137, <7.1e-1 Bq/kg
Sample: grass
Measurement : strontium & gamma
Data : 2004
Periodicity: biannual
Posieux - Cereal- 17.07.2025 : Caesium 137, <2.7e-1 Bq/kg
Sample: cereal
Measurement : strontium & gamma
Data : 2013
Periodicity: annual
Posieux - Milk- 07.04.2025 : Caesium 137, <1.4e-1 Bq/l
Sample: milk
Measurement : strontium & gamma
Data : 2010
Periodicity: biannual
Güttingen - Reference stationIn compliance with the recommendation 2000/73/EURATOM, the Swiss FOPH in 2010 selected three reference sites corresponding to the three major regions “western plateau”, eastern plateau”, and “south side of the alps”
Güttingen is the « eastern plateau » reference site.
Investigated environmental compartements : aerosol, precipitation, milk, cereal, grass, soil and in-situ-measurements
Güttingen - Air (filter high volume sprays)- 20.10.2025 : Caesium 137, 5.2e-7 ±1.7e-7 Bq/m3
Sample: spays
Measurement: gamma
Measurements since : 2000
Periodicity : 1 week of collection
Flow : Approximately 600 m3/h
Güttingen - rain- 01.10.2025 : Caesium 137, <3.3e-4 Bq/l
Sample: Rain
Measurement : gamma & tritium
Measurements since : 2008
Periodicity: monthly
Güttingen - Ground- 05.08.2025 : Caesium 137, 1.3e+1 ±1.2e+0 Bq/kg
Sample: ground
Measurement : strontium & gamma
Measurements since : 2013
Periodicity: annual
Güttingen - Grass- 10.04.2025 : Caesium 137, <8.3e-1 Bq/kg
Sample: grass
Measurement : strontium & gamma
Data : 2012
Periodicity: biannual
Güttingen - Milk- 10.04.2025 : Caesium 137, <9.5e-2 Bq/l
Sample: milk
Measurement : strontium & gamma
Data : 2012
Periodicity: biannual
Güttingen - Cereal- 28.07.2025 : Caesium 137, <2.1e-1 Bq/kg
Sample: cereal
Measurement : strontium & gamma
Measurements since : 2013
Periodicity: annual
Automatic networks
-
Adelboden
Starting date : 04.11.2009
Altitude : 1322 m/ @ neoc
More information : CENAL
TänikonStarting date : 03.12.09
Altitude : 539 m / @ neoc
More information : CENAL
AltdorfStarting date : 28.10.09
Altitude : 439 m / @ neoc
More information : CENAL
Basel - BinningenStarting date : 19.11.09
Altitude : 317 m / @ neoc
More information : CENAL
Bern - ZollikofenStarting date : 30.09.09
Altitude : 554 m / @ neoc
More information : CENAL
BeznauStarting date : 19.11.09
Altitude : 327 m / @ neoc
More information : CENAL
Buchs - AarauStarting date : 20.11.09
Altitude : 388 m / @ neoc
More information : CENAL
Changins / NyonStarting date : 23.09.2009
Altitude : 459 m / @ neoc
More information : CENAL
ChasseralStarting date : 17.09.2009
Altitude : 1594 m / @ neoc
More information : CENAL
ChurStarting date : 09.10.09
Altitude : 557 m / @ neoc
More information : CENAL
Col du Grand-St BernardStarting date : 09.09.09
Altitude : 2491 m / @ neoc
More information : CENAL
DisentisStarting date : 28.10.09
Altitude : 1197 m / @ neoc
More information : CENAL
EgolzwilStarting date : 22.09.10
Altitude : 523 m / @ neoc
More information : CENAL
EngelbergStarting date : 30.10.09
Altitude : 1035 m / @ neoc
More information : CENAL
FahyStarting date : 14.10.09
Altitude : 597 m / @ neoc
More information : CENAL
GenevaStarting date : 24.09.09
Altitude : 412 m / @ neoc
More information : CENAL
GlarisStarting date : 02.12.09
Altitude : 518 m / @ neoc
More information : CENAL
GösgenStarting date : 20.11.09
Altitude : 381 m / @ neoc
More information : CENAL
Gütsch AndermattStarting date : 01.09.05
Altitude : 2296 m / @ neoc
More information : CENAL
GrenchenStarting date : 06.12.10
Altitude : 431 m / @ neoc
More information : CENAL
GüttingenStarting date : 03.12.09
Altitude : 441 m / @ neoc
More information : CENAL
HörnliStarting date : 12.11.09
Altitude : 1133 m / @ neoc
More information : CENAL
JungfraujochStarting date : 29.09.09
Altitude : 3581 m / @ neoc
More information : CENAL
La Chaux-de-FondsStarting date : 17.09.09
Altitude : 1018 m / @ neoc
More information : CENAL
La DôleStarting date : 23.09.09
Altitude : 1670 m / @ neoc
More information : CENAL
La FrétazStarting date : 24.09.09
Altitude : 1206 m / @ neoc
More information : CENAL
Le MolésonStarting date : 19.08.09
Altitude : 1975 m / @ neoc
More information : CENAL
LeibstadtStarting date : 19.11.09
Altitude : 342 m / @ neoc
More information : CENAL
Locarno-MontiStarting date : 22.10.09
Altitude : 368 m / @ neoc
More information : CENAL
LuganoStarting date : 21.10.09
Altitude : 297 m / @ neoc
More information : CENAL
LuzernStarting date : 05.11.09
Altitude : 455 m / @ neoc
More information : CENAL
CadenazzoStarting date : 22.10.09
Altitude : 204 m / @ neoc
More information : CENAL
MeiringenStarting date : 06.10.11
Altitude : 590 m / @ neoc
More information : CENAL
MöhlinStarting date : 01.09.10
Altitude : 341 m / @ neoc
More information : CENAL
MühlebergStarting date : 15.10.09
Altitude : 481 m / @ neoc
More information : CENAL
NapfStarting date : 05.11.09
Altitude : 1405 m / @ neoc
More information : CENAL
NeuchâtelStarting date : 10.12.09
Altitude : 485 m / @ neoc
More information : CENAL
OronStarting date : 29.02.12
Altitude : 828 m / @ neoc
More information : CENAL
PSI VilligenStarting date : 01.07.11
Altitude : 335 m / @ neoc
More information : CENAL
PayerneStarting date : 13.08.09
Altitude : 490 m / @ neoc
More information : CENAL
PiottaStarting date : 29.10.09
Altitude : 990 m / @ neoc
More information : CENAL
PlaffeienStarting date : 14.08.09
Altitude : 1043 m / @ neoc
More information : CENAL
PullyStarting date : 23.09.09
Altitude : 456 m / @ neoc
More information : CENAL
Zürich-AffolternStarting date : 13.11.09
Altitude : 444 m / @ neoc
More information : CENAL
RobbiaStarting date : 07.10.09
Altitude : 1079 m / @ neoc
More information : CENAL
RünenbergStarting date : 20.11.09
Altitude : 612 m / @ neoc
More information : CENAL
SamedanStarting date : 25.08.09
Altitude : 1710 m / @ neoc
More information : CENAL
San BernardinoStarting date : 29.10.09
Altitude : 1640 m / @ neoc
More information : CENAL
Santa MariaStarting date : 15.12.11
Altitude : 1385 m / @ neoc
More information : CENAL
SäntisStarting date : 11.11.09
Altitude : 2503 m / @ neoc
More information : CENAL
SchaffhausenStarting date : 04.12.09
Altitude : 439 m / @ neoc
More information : CENAL
ScuolStarting date : 27.08.09
Altitude : 1305 m / @ neoc
More information : CENAL
SionStarting date : 10.09.09
Altitude : 485 m / @ neoc
More information : CENAL
St. GallenStarting date : 12.11.09
Altitude : 777 m / @ neoc
More information : CENAL
StabioStarting date : 21.10.09
Altitude : 352 m / @ neoc
More information : CENAL
UlrichenStarting date : 04.11.09
Altitude : 1347 m / @ neoc
More information : CENAL
VaduzStarting date : 03.12.09
Altitude : 458 m / @ neoc
More information : CENAL
VispStarting date : 11.09.09
Altitude : 640 m / @ neoc
More information : CENAL
WädenswilStarting date : 02.12.09
Altitude : 487 m / @ neoc
More information : CENAL
Villars-TiercelinStarting date : 29.01.2018
Altitude : 859 m / @ neoc
More information : CENAL
ZermattStarting date : 11.09.09
Altitude : 1640 m / @ neoc
More information : CENAL
Zürich-FlunternStarting date : 24.11.09
Altitude : 557 m / @ neoc
More information : CENAL
Zürich-KlotenStarting date : 24.11.09
Altitude : 427 m / @ neoc
More information : CENAL
DavosStarting date : 08.10.09
Altitude : 1589 m / @ neoc
More information : CENAL
AigleStarting date : 04.11.2009
Altitude : 1322 m/ @ neoc
More information : CENAL
VicosopranoStarting date : 06.02.2013
Altitude : 1089 m/ @ neoc
More information : CENAL
BièreStarting date : 12.01.2017
Altitude : 684 m/ @ neoc
More information : CENAL
CHAMStarting date : 29.01.2018
Altitude : 442 m / @ neoc
More information : CENAL
CressierStarting date : 03.01.2016
Altitude : 431 m/ @ neoc
More information : CENAL
DelémontStarting date : 03.11.2016
Altitude : 439 m/ @ neoc
More information : CENAL
Fribourg-PosieuxStarting date : 13.11.2017
Altitude : 646 m/ @ neoc
More information : CENAL
HallauStarting date : 29.01.2018
Altitude : 419 m/ @ neoc
More information : CENAL
KoppingenStarting date : 13.11.2017
Altitude : 484 m/ @ neoc
More information : CENAL
MosenStarting date : 19.01.2018
Altitude : 452 m/ @ neoc
More information : CENAL
ThunStarting date : 29.1.2018
Altitude : 570 m/ @ neoc
More information : CENAL
WynauStarting date : 15.10.2009
Altitude : 423 m/ @ neoc
More information : CENAL
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Monitoring area Beznau
MADUK (@ ENSI) is an automatic monitoring network of gamma dose rates in the vicinity of the nuclear power plants.
The subsidary network around the Beznau NPP includes 17 sensors.
Monitoring area BeznauMADUK (@ ENSI) is an automatic monitoring network of gamma dose rates in the vicinity of the nuclear power plants.
The subsidary network around the Gösgen NPP includes 16 sensors.
Current readings of the Gösgen monitoring area
Monitoring area MühlebergMADUK (@ ENSI) is an automatic monitoring network of gamma dose rates in the vicinity of the nuclear power plants.
The subsidary network around the Mühleberg NPP includes 12 sensors.
Current readings of the Mühleberg monitoring area
Monitoring area Leibstadt
MADUK (@ ENSI) is an automatic monitoring network of gamma dose rates in the vicinity of the nuclear power plants.
The subsidary network around the Leibstadt NPP includes 12 sensors.
Current readings of the Leibstadt monitoring area
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