← All guides
- Follow NL-Alert and official messagesFollow ONLY official government channels
- Stay inside and keep doors/windows closedSeal ventilation openings with tape and plastic
- Have potassium iodide tablets ready (by prescription)Only take on government instruction
- Radioactive fallout lasts 24-48hWait for official all-clear
- Rinse clothes and skin after outdoor exposureClothes in plastic bag, shower with soap
- Protect water and food suppliesUse only packaged or well-sealed supplies
- Don't call unless emergency (keep network free)Use SMS or online messages
In the app these guides also work without internet, with the emergency number of your country.Start for free