Optus triple-zero outage: NSW police check welfare as 000 emergency service calls fail in Illawarra region

<p>Telco says nine 000 emergency services calls failed during outage in Dapto region and apologises to customers</p><ul><li><p><a href="https://www.theguardian.com/australia-news/live/2025/sep/29/australia-news-live-optus-suffers-fresh-triple-zero-glitch-labors-first-deficit-not-as-bad-as-feared">Follow our Australia news live blog for latest updates</a></p></li><li><p>Get our <a href="https://www.theguardian.com/email-newsletters?CMP=cvau_sfl">breaking news email</a>, <a href="https://app.adjust.com/w4u7jx3">free app</a> or <a href="https://www.theguardian.com/australia-news/series/full-story?CMP=cvau_sfl">daily news podcast</a></p></li></ul><p>Optus is investigating a fresh triple-zero outage, this time in Illawarra region of New South Wales.</p><p>The telco said an issue with a mobile phone tower in Dapto had affected calls made between 3am and 12.20pm on Sunday, including those to the triple-zero network.</p><p>This story was amended on 29 September 2025. An earlier version stated early information that a baby’s death was linked to the outage – police later said the death was likely not related to the incident.</p> <a href="https://www.theguardian.com/australia-news/2025/sep/29/optus-suffers-fresh-triple-zero-outage-in-nsw-as-police-check-welfare-of-callers">Continue reading...</a>