NHS figures show 877 people were alerted via the app in the seven days to July 7. It was 1,498 in the seven days to July 14 – a 70 per cent increase.
Nationally, 607,486 alerts were sent in week ending July 14 – 15.4 per cent of all alerts sent to date, since September, and a record high. To date, 3.94-million alerts have been sent.