"These tests are conducted to ensure that the alerting system is functional".
In Quebec, it was found the test failed due to an extra space put in the code that triggers the alert.
Wednesday's test comes after the system misfired on Monday in Quebec and was a hit and miss in Ontario with some people receiving notifications while others did not.
And at the time, while many complained they did not get any alerts on their wireless devices, phone companies let their customers know they are aware of the glitch.
Depending on the type of device and cell phone providers, citizens are to expect to hear a tone similar to an ambulance alarm or feel a vibration for 8 seconds. These test alerts will also be distributed on television and radio in those provinces.
In Ontario, the test alerts were also expected to be broadcast across TV and radio airwaves, but in some cases no messages were seen on TV screens.
The test will come through compatible mobile devices and tablets, as well as through television and radio.
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The alerts will contain instructions for a safe response and are broadcast automatically at no cost to wireless users.
"We are aware of the technical issues related to the public alerting testing planned today by Alert Ready in Quebec and in Ontario", said the CRTC.
Unlike emergency alerts used in the United States, the canadian system requires a specific rate of vibration, a warning signal and banner to notify users about an emergency.
Since April 6, 2018, all wireless service providers must distribute wireless public emergency alert messages on their LTE networks.
- Northwest Territories 1:55 p.m.
Representatives from wireless carriers BCE Inc., Rogers Communications Inc. and Telus Corp. said they were investigating why some customers did not receive the test alert.