Overview

• More than 200 newly installed devices will sound a one‑minute alarm at 11:00 with an all‑clear at 11:45 during the nationwide test.
• The network is slated to grow to about 450 sirens by year’s end with more than 100 additional units planned over the following two years.
• Sirens use solar power and batteries, are centrally controlled, and reach at least 130 decibels with some up to 140.
• Berlin reports slow progress on 44 district ‘Leuchttürme’ hubs, with only 14 fully operational and 4 partly ready.
• The Senate plans three extra civil‑protection staff per district and 147 volunteer information points, alongside closer Bundeswehr cooperation with the federal government providing many of roughly 630 needed vehicles.