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Swiss Federal Nuclear Safety Inspectorate ENSI

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ENSI
- Back
  ENSI
  Overview
- Organisation
  - Back
    Organisation
    Overview
  - The ENSI BoardENSI Board
  - ENSI Executive Board
  - Organogram
  - Domains/Sections
  - Mission statement
- Nuclear safety and security
  - Back
    Nuclear safety and security
    Overview
  - Integrated oversight
  - Safety culture
  - Defense in depthGestaffelte Sicherheitsvorsorge
  - Barrier principle
  - Protection objectives
- Legal and regulatory framework
  - Back
    Legal and regulatory framework
    Overview
  - Legal BasisRechtliche Grundlagen
  - Guidelines
  - Decisions
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- Memberships
- International
  - Back
    International
    Overview
  - International conventions
  - Multilateral cooperation
  - Bilateral cooperation
- Events
- Career
- FAQ and Series
- Subscribe to our newsletter
Nuclear facilities
- Back
  Nuclear facilities
  Overview
- Beznau nuclear power plantKernkraftwerk Beznau
  - Back
    Beznau nuclear power plantKernkraftwerk Beznau
    Overview
  - Beznau interim storage facility (ZWIBEZ)
- Gösgen nuclear power plantKernkraftwerk Gösgen
  - Back
    Gösgen nuclear power plantKernkraftwerk Gösgen
    Overview
  - Gösgen NPP
- Leibstadt nuclear power plantLeibstadt Nuclear Power Plant
  - Back
    Leibstadt nuclear power plantLeibstadt Nuclear Power Plant
    Overview
  - Leibstadt cooling pond
- Mühleberg nuclear power plant (decommissioned)Mühleberg Nuclear Power Plant (permanent shutdown)
- PSI nuclear facilities
- EPFL research reactor
- Würenlingen AG interim storage facility (ZWILAG)
- Swiss Federal Interim Storage Facility (BZL)
- EventsVorkommnisse
- Transports and Containers
- DecommissioningTransport
- Periodic safety inspection and safety verification
- Technical Forum on Nuclear Power Plants
Deep geological repository storage
- Back
  Deep geological repository storage
  Overview
- Deep geological repositoriesGeologische Tiefenlager
- Proposed deep geological repository location
- Technical Safety Forum
Radiation Protection
- Back
  Radiation Protection
  Overview
- Radioactivity
  - Back
    Radioactivity
    Overview
  - Surveillance
- Radiation protection in nuclear installations
- Education and training programmes
- Effects of radiation
Emergency preparedness
- Back
  Emergency preparedness
  Overview
- Precautions
- In the event of an incident
  - Back
    In the event of an incident
    Overview
  - Alerting
  - Emergency classes
  - Dispersion models
  - Accident Diagnostics, Analysis and Management (ADAM)
  - Automatic dose rate monitoring network in the vicinity of nuclear facilities (MADUK)
- ENSI emergency response organisation
Research
- Back
  Research
  Overview
- Long-term operation of nuclear power plants
- Effects of earthquakes on nuclear installations
- Deep geological repositories and interim storage
  - Back
    Deep geological repositories and interim storage
    Overview
  - Mont Terri Rock Laboratory
- Radiation exposure of humans and the environment
Documents

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Annual reports

5 August 2025

Annual account 2024 (in German)

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Annual account 2024 (in German)

PDF 386.54 KB

A

Action plans
Advisory opinions
Ageing
Annual reports

B

Barrier Principle
Beznau Nuclear Power Plant
Bilateral Cooperation

C

Chernobyl
Conventions
Core Shroud
Court decisions
Court decisions concerning the Mühleberg NPP

D

Decommissioning
Deep geological repositories
Deep geological repositories and interim storage
Deep Geological Repository Storage
Defense in depth
Dispersion Models
Documents
Doel and Tihange
Domains/Sections

E

Earthquakes
Effects of Radiation
Emergency Preparedness
Emissions
ENSI
ENSI as an employer
ENSI as regulatory body
ENSI Board
ENSI Executive Board
EU Stress Test
Events
Events abroad
Expert reports
External deposit in Reitnau

F

Flooding
Forms
Fukushima
Fukushima Action Plan

G

Gösgen NPP
Gösgen Nuclear Power Plant
Guidelines

H

Human and organisational factors

I

IDA NOMEX
In the Event of an Incident
Integrated Oversight
Interim storage facilities
IRRS Mission 2011/2015
IRRS Mission 2021

J

jobs-stellen

L

Legal and Regulatory Framework
Leibstadt Nuclear Power Plant
Long-term Operation of Nuclear Power Plants

M

MADUK
Measured Value about Swiss nuclear power plants
Mission statement
Mont Terri
Mont Terri Rock Laboratory
Mühleberg Nuclear Power Plant
Mühleberg nuclear power plant (decommissioned)
Multilateral Cooperation

N

Nuclear Facilities
Nuclear Power Plants
Nuclear Safety and Security

O

Organisation
Organogram
Other documents

P

Paul Scherrer Institute
PEGASOS
Periodic Safety Inspection and Safety Verification
Precautions
Propagation
PSI Nuclear Facilities

R

Radiation Exposure of Humans and the Environment
Radiation Protection
Radiation Protection in Nuclear Installations
Radioactivity
Reports on Fukushima
Requirements
Research
Research reactors

S

Safety Culture
Security
Strategy documents

T

Technical Forum on Nuclear Power Plants
Technical Forum on Nuclear Power Plants
Technical Forum on Safety
Ten Years on from Fukushima
The ENSI Board
Topical Peer Review Ageing
Topical Peer Review Fire Protection
Transport
Transport and Containers

W

Waste Management
Würenlingen AG interim storage facility (ZWILAG)

The regulatory authority

ENSI, the Swiss Federal Nuclear Safety Inspectorate is the national regulatory authority with responsibility for nuclear energy.

Address:
Industriestrasse 19, 5201 Brugg
Phone: +41 56 460 84 00
E-Mail: info@ensi.ch

© ENSI

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