Radenviro

Date référence	Valeur	Incertitude	Unité	Station

Sites

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Nuclear power plant
Nuclear power plant Mühleberg

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
NPP Mühleberg Niederruntigen - Ground
27.07.2023 : Caesium 137, 4.0e+0 ±4.9e-1 Bq/kg

Sample: ground

Measurement : gamma

Data : 2000

Periodicity: annual
NPP Mühleberg Rewag - Ground
27.07.2023 : Caesium 137, 5.7e+0 ±7.6e-1 Bq/kg

Sample: ground
Measurement : gamma
Results since 2000
Periodicity: annual
NPP Mühleberg Salvisberg - Ground
20.07.2023 : Caesium 137, 6.8e+0 ±6.8e-1 Bq/kg

Sample: ground

Measurement : gamma

Results since : 2000

Periodicity: annual
NPP Mühleberg Ufem Horn - Ground
28.07.2023 : Caesium 137, 9.7e+0 ±9.3e-1 Bq/kg

Sample: ground

Measurement : gamma

Results since : 2000

Periodicity: annual
CN Mühleberg Niederruntigen - In Situ
27.07.2023 : Caesium 137, 3.3e+0 ±6.0e-1 Bq/kg

Measurement : spectrometry in situ gamma

Results since : 1985
Periodicity: annual
NPP Mühleberg Rewag - In Situ
15.07.2022 : Caesium 137, 5.7e+0 ±7.6e-1 Bq/kg

Measurement : spectrometry in situ gamma

Results since : 1985
Periodicity: annual
NPP Mühleberg Salvisberg - In Situ
20.07.2023 : Caesium 137, 5.5e+0 ±8.1e-1 Bq/kg

Measurement : spectrometry in situ gamma

Results since : 1985
Periodicity: annual
NPP Mühleberg Ufem Horn - In Situ
18.07.2022 : Caesium 137, 1.1e+1 ±1.3e+0 Bq/kg

Measurement : spectrometry in situ gamma

Results since : 1985
Periodicity: annual
NPP Mühleberg Niederruntigen - Grass
28.09.2023 : Caesium 137, <1.4e+0 Bq/kg

Sample: grass

Measurement : gamma

Data : 2000

Periodicity: biannual
NPP Mühleberg Rewag - Grass
03.05.2023 : Caesium 137, <6.4e-1 Bq/kg

Sample: grass

Measurement : gamma

Results since :2000

Periodicity: biannual
NPP Mühleberg Salvisberg - Grass
03.05.2023 : Caesium 137, <6.9e-1 Bq/kg

Sample: grass

Measurement : gamma

Results since : 2000

Periodicity: biannual
NPP Mühleberg Ufem Horn - Grass
28.09.2023 : Caesium 137, 7.6e-1 ±4.0e-1 Bq/kg

Sample: grass

Measurement : gamma

Results since : 2000

Periodicity: biannual
Aar WKW Mühleberg
19.07.2023 : Tritium, <2.0e+0 Bq/l

Sample: Waters of stream

Measurement : tritium

Data : 2003

Periodicity: monthly
GURTNER
test
Nuclear power plant of Beznau

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
NPP Beznau Beznau Meteo - Ground
03.08.2023 : Caesium 137, 1.2e+1 ±1.0e+0 Bq/kg

Sample: ground

Measurement : strontium & gamma

Measurements since : 2000

Periodicity: annual
NPP Beznau Böttstein - Ground
Sample: ground

Measurement : strontium & gamma

Measurements since : 2000

Periodicity: annual
PSI Oase - Ground
27.07.2022 : Caesium 137, 8.7e+0 ±7.2e-1 Bq/kg

Sample: ground

Measurement : strontium & gamma

Measurements since : 2002

Periodicity: annual
Zwilag - Ground
03.08.2023 : Caesium 137, 9.1e+0 ±9.6e-1 Bq/kg

Sample: ground

Measurement : strontium & gamma

Measurements since : 2000

Periodicity: annual
NPP Beznau Meteo station - In Situ
03.08.2023 : Caesium 137, 7.1e+0 ±8.7e-1 Bq/kg

Measurement : spectrometry in situ gamma

Results since : 1985
Periodicity : annual
NPP Beznau Böttstein - In Situ
03.08.2023 : Caesium 137, 8.6e+0 ±1.0e+0 Bq/kg

Measurement : spectrometry in situ gamma

Data : 1985
Periodicity: annual
PSI Oase - In Situ
03.08.2023 : Caesium 137, 5.2e+0 ±7.2e-1 Bq/kg

Measurement : spectrometry in situ gamma

Results since : 1985
Periodicity : annual
Zwilag In situ
03.08.2023 : Caesium 137, 6.2e+0 ±8.0e-1 Bq/kg

Measurement : spectrometry in situ gamma

Data : 2001
Periodicity: annual
NPP Beznau Beznau meteo - Grass
18.10.2023 : Caesium 137, <1.3e+0 Bq/kg

Sample: grass

Measurement : gamma

Data : 2000

Periodicity: biannual
NPP Beznau Böttstein - Grass
27.04.2023 : Caesium 137, <1.5e+0 Bq/kg

Sample: grass

Measurement : gamma

Data : 2000

Periodicity: biannual
PSI Oase - Grass
27.04.2023 : Caesium 137, <7.9e-1 Bq/kg

Sample: grass

Measurement : strontium & gamma

Data : 2000

Periodicity: biannual
Zwilag - Grass
18.10.2023 : Caesium 137, <1.0e+0 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
25.10.2023 : Caesium 137, <9.8e-4 Bq/l

Sample: Rain

Measurement : gamma & tritium

Data : 2000

Periodicity: monthly
NPP Gösgen - Ground
Sample: ground of four stations (Aarau-Niedergösgen-Obergösgen-Starrkirch)
Measurement : strontium
Measurements since : 2000
Periodicity: annual
NPP Gösgen Aarau Schachen - Ground
Sample: ground

Measurement : gamma

Measurements since : 2000

Periodicity: annual
NPP Gösgen Niedergösgen - Ground
31.07.2023 : Caesium 137, 7.9e+0 ±7.3e-1 Bq/kg

Sample: ground

Measurement : strontium & gamma

Measurements since : 2000

Periodicity: annual
NPP Gösgen Obergösgen - Ground
31.07.2023 : Caesium 137, 6.6e+0 ±6.3e-1 Bq/kg

Sample: ground
Measurement : strontium & gamma
Measurements since : 2000
Periodicity: annual
NPP Gösgen Starrkirch-Wil - Ground
31.07.2023 : Caesium 137, 9.0e+0 ±8.4e-1 Bq/kg

Sample: ground

Measurement : strontium & gamma

Measurements since : 2000

Periodicity: annual
NPP Gösgen Aarau Schachen - In Situ
31.07.2023 : Caesium 137, 6.2e+0 Bq/kg

Measurement : spectrometry in situ gamma

Results since : 1985
Periodicity : annual
NPP Gösgen Niedergösgen - In Situ
31.07.2023 : Caesium 137, 5.6e+0 ±7.5e-1 Bq/kg

Measurement : spectrometry in situ gamma

Data : 1985
Periodicity: annual
NPP Gösgen Obergösgen - In Situ
31.07.2023 : Caesium 137, 4.7e+0 ±6.9e-1 Bq/kg

Measurement : spectrometry in situ gamma

Data : 1985
Periodicity: annual
NPP Gösgen Starrkirch-Wil - In Situ
31.07.2023 : Caesium 137, 6.3e+0 ±8.7e-1 Bq/kg

Measurement : spectrometry in situ gamma

Data : 1985
Periodicity: annual
NPP Gösgen Aarau Schachen - Grass
19.04.2023 : Caesium 137, <5.8e-1 Bq/kg

Sample: grass

Measurement : gamma

Data : 2000

Periodicity: biannual
NPP Gösgen Niedergösgen - Grass
19.04.2023 : Caesium 137, <1.2e+0 Bq/kg

Sample: grass

Measurement : gamma

Data : 2000

Periodicity: biannual
NPP Gösgen Obergösgen - Grass
19.04.2023 : Caesium 137, <1.1e+0 Bq/kg

Sample: grass

Measurement : gamma

Data : 2000

Periodicity: biannual
NPP Gösgen Starrkirch Wil - Grass
27.09.2023 : Caesium 137, 1.1e+0 ±5.9e-1 Bq/kg

Sample: grass

Measurement : gamma

Data : 2000

Periodicity: biannual
Aar Brugg - stream
23.10.2023 : Tritium, <2.0e+0 Bq/l

Sample: Waters of stream

Measurement : tritium

Data : 2010

Periodicity: monthly
Niederried - URAnet Aqua
27.11.2023 : Dose Rate, 2.7e+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)
22.11.2023 : Caesium 137, <2.1e-7 Bq/m3

Sample: spays

Measurement: gamma

Measurements since : 2000

Periodicity : 1 week of collection

Flow : Approximately 600 m3/h
Leibstadt Chlemmi - rain
31.10.2023 : Caesium 137, <4.0e-4 Bq/l

Sample: Rain

Measurement: gamma & tritium

Measurements since : 2000

Periodicity: monthly
NPP Leibstadt - Ground
Sample: ground of four stations (Etzgen-Chlemmi-Full Schulhaus-Full Pumpenhaus)
Measurement : strontium
Data : 2000
Periodicity: biannual
NPP Leibstadt Chlemmi - Ground
Sample: ground

Measurement : gamma

Data : 2000

Periodicity: annual
NPP Leibstadt Etzgen - Ground
22.07.2022 : Caesium 137, 7.8e+0 ±7.4e-1 Bq/kg

Sample: ground

Measurement : gamma

Data : 2000

Periodicity: annual
NPP Leibstadt Full Pumpenhaus - - Ground
02.08.2023 : Caesium 137, 1.3e+1 ±1.1e+0 Bq/kg

Sample: ground

Measurement : gamma

Data : 2000

Periodicity: annual
NPP Leibstadt Full Schulhaus - Ground
02.08.2023 : Caesium 137, 1.2e+1 ±1.2e+0 Bq/kg

Sample: ground

Measurement : gamma

Data : 2000

Periodicity: annual
NPP Leibstadt Chlemmi- In Situ
02.08.2023 : Caesium 137, 6.8e+0 ±8.4e-1 Bq/kg

Measurement : spectrometry in situ gamma

Data : 1985
Periodicity: annual
NPP Leibstadt Etzgen - In Situ
02.08.2023 : Caesium 137, 5.8e+0 ±7.7e-1 Bq/kg

Measurement : spectrometry in situ gamma

Results since : 1985
Periodicity: annual
NPP Leibstadt Full Pumpenhaus - In Situ
02.08.2023 : Caesium 137, 9.7e+0 ±1.1e+0 Bq/kg

Measurement : spectrometry in situ gamma

Results since : 1985
NPP Leibstadt Full Schulhaus - In Situ
02.08.2023 : Caesium 137, 8.9e+0 ±1.4e+0 Bq/kg

Measurement : spectrometry in situ gamma

Results since : 1985
Periodicity: annual
NPP Leibstadt - Grass
Sample: grass of four stations (Chlemmi - Etzgen - Full Pumpenhaus - Full Schulhaus)
Measurement : strontium
Data : 2000
Periodicity: biannual
NPP Leibstadt Chlemmi - Grass
18.10.2023 : Caesium 137, <1.5e+0 Bq/kg

Sample: grass

Measurement : gamma

Data : 2000

Periodicity: biannual
NPP Leibstadt Etzgen - Grass
18.10.2023 : Caesium 137, <9.3e-1 Bq/kg

Sample: grass

Measurement : gamma

Data : 2000

Periodicity: biannual
NPP Leibstadt Full Pumpenhaus - Grass
18.10.2023 : Caesium 137, <1.1e+0 Bq/kg

Sample: grass

Measurement : gamma

Data : 2000

Periodicity: biannual
NPP Leibstadt Full Schulhaus - Grass
18.10.2023 : Caesium 137, 8.0e-1 ±5.6e-1 Bq/kg

Sample: grass

Measurement : gamma

Data : 2000

Periodicity: biannual
Leibstadt NPP - Cereal
23.10.2023 : Caesium 137, <2.0e-1 Bq/kg

Sample: cereal
Measurement : strontium & gamma
Data : 2000
Periodicity: annual
Laufenburg - URAnet Aqua
28.11.2023 : Dose Rate, 9.5e+0 nSv/h

Sample: URAnet Aqua

Measurement: gamma / dose rate

Measurements since : 01.2015

Periodicity : continuous / daily mean values
Reference sites
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)
20.11.2023 : Caesium 137, 8.2e-7 ±2.0e-7 Bq/m3

Sample: spays

Measurement: gamma

Measurements since : 2011

Periodicity : 1 week of collection

Flow : Approximately 600 m3/h
Cadenazzo - rain
30.10.2023 : Caesium 137, <2.6e-4 Bq/l

Sample: Rain
Measurement: gamma & tritium
Measurements since : july 2012
Periodicity: monthly
Cadenazzo - Ground
26.07.2022 : Caesium 137, 3.5e+1 ±2.8e+0 Bq/kg

Sample: ground
Measurement : strontium & gamma
Measurement since : 2009
Periodicity: annual
Cadenazzo - Grass
24.10.2023 : Caesium 137, 3.1e+0 ±7.9e-1 Bq/kg

Sample: grass
Measurement : strontium & gamma
Measurement since : 2009
Periodicity: biannual
Cadenazzo - Cereal
17.07.2023 : Caesium 137, 8.7e-2 ±8.5e-2 Bq/kg

Sample: cereal
Measurement : strontium & gamma
Measurement since : 2013
Periodicity: annual
Cadenazzo - Milk
10.05.2023 : Caesium 137, <9.6e-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)
22.11.2023 : Caesium 137, <1.6e-7 Bq/m3

Sample: spays

Measurement: gamma

Measurements since : 2011

Periodicity : 1 week of collection

Flow : Approximately 600 m3/h
Posieux - rain
02.11.2023 : Caesium 137, <3.7e-4 Bq/l

Sample: Rain

Measurement : gamma & tritium

Measurements since : 2011

Periodicity: monthly
Posieux - Ground
20.07.2023 : Caesium 137, 5.0e+0 ±6.5e-1 Bq/kg

Sample: ground
Measurement : strontium & gamma
Data : 2002
Periodicity: annual
Posieux - Grass
25.10.2023 : Caesium 137, <1.6e+0 Bq/kg

Sample: grass
Measurement : strontium & gamma
Data : 2004
Periodicity: biannual
Posieux - Cereal
27.07.2023 : Caesium 137, <1.3e-1 Bq/kg

Sample: cereal
Measurement : strontium & gamma
Data : 2013
Periodicity: annual
Posieux - Milk
24.04.2023 : Caesium 137, <1.5e-1 Bq/l

Sample: milk
Measurement : strontium & gamma
Data : 2010
Periodicity: biannual
Güttingen - 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”

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)
20.11.2023 : Caesium 137, <3.7e-7 Bq/m3

Sample: spays

Measurement: gamma

Measurements since : 2000

Periodicity : 1 week of collection

Flow : Approximately 600 m³/h

Maintenance: 21.11.2023
Güttingen - rain
01.11.2023 : Caesium 137, <8.5e-4 Bq/l

Sample: Rain

Measurement : gamma & tritium

Measurements since : 2008

Periodicity: monthly
Güttingen - Ground
07.08.2023 : Caesium 137, 1.8e+1 ±1.5e+0 Bq/kg

Sample: ground
Measurement : strontium & gamma
Measurements since : 2013
Periodicity: annual
Güttingen - Grass
04.05.2023 : Caesium 137, <8.0e-1 Bq/kg

Sample: grass
Measurement : strontium & gamma
Data : 2012
Periodicity: biannual
Güttingen - Milk
04.05.2023 : Caesium 137, <1.3e-1 Bq/l

Sample: milk
Measurement : strontium & gamma
Data : 2012
Periodicity: biannual
Güttingen - Cereal
17.07.2023 : Caesium 137, <2.4e-1 Bq/kg

Sample: cereal
Measurement : strontium & gamma
Measurements since : 2013
Periodicity: annual

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