Alert: Do not panic if you suddenly receive an SMS on your phone; the NDMA is conducting an emergency alert test..
Shikha Saxena May 02, 2026 02:15 PM

Cell Broadcast Test India: The Government of India and the NDMA are conducting nationwide trials of a new Cell Broadcast Disaster Alert System. Through this system, alerts will be sent directly to mobile phones during emergencies such as earthquakes, tsunamis, lightning strikes, and gas leaks. If you have received an NDMA alert on your phone, there is no need to panic; it is merely part of the testing process.

The Government of India has initiated trials of a mobile-based disaster warning system across the country. These trials are being conducted by the National Disaster Management Authority (NDMA). During this period, warning messages—accompanied by flash SMS notifications and loud alarms—are reaching the mobile phones of many individuals, causing alarm among some users. However, the government has clarified that these messages are strictly part of the system testing.

**What is the Cell Broadcast Alert System?**
This is a high-tech emergency warning system that enables the government to send alerts directly to mobile phones in the event of any disaster or impending threat. It can be utilized during emergencies such as earthquakes, tsunamis, lightning strikes, floods, gas leaks, chemical hazards, and other man-made disasters.

**How ​​does this system work?**
When a user receives this message, their mobile phone will emit a loud, siren-like sound, followed by the appearance of a flash message on the screen. Users will receive an immediate warning notification. This system has been specifically designed to deliver information rapidly to people located within an affected region.

**Alerts to be sent via the 'SACHET' System**
According to the government, these alerts will be transmitted through the indigenous Integrated Alert System known as 'SACHET.' This system was developed by C-DOT (Centre for Development of Telematics). It is based on the Common Alerting Protocol (CAP), a standard recommended by the International Telecommunication Union (ITU).

**But why are test alerts being sent?**
The government aims to verify the reliability of mobile networks and the alert system across the country, ensuring that alerts can reach the public swiftly and accurately during an actual disaster. The NDMA has stated that these messages are solely for testing purposes and that the public is not required to take any action in response to them.

**How ​​to turn Emergency Alerts On or Off?**

If you are an Android user, you can follow these steps.

To do this, first go to Settings, then navigate to 'Safety & Emergency'.
Go to 'Wireless Emergency Alerts' and toggle the 'Test Alerts' option on or off.

However, the government has clarified that, in the future, actual disaster alerts will be sent to all mobile phones in multiple Indian languages.

Not Just SMS—Digitally Secure Too
This initiative by the government is not limited merely to sending messages; rather, it is being hailed as a significant step toward strengthening India's digital disaster management network.


Disclaimer: This content has been sourced and edited from Amar Ujala. While we have made modifications for clarity and presentation, the original content belongs to its respective authors and website. We do not claim ownership of the content.

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