Historical emergencies

A National Advisory: Earthquake Being Assessed message was issued at 9:32pm on 8 September 2023 following a magnitude 6.6 earthquake in the Kermadec Islands region. Following assessment a National Advisory: No Tsunami Threat to New Zealand was issued at 9:44pm.

A National Advisory: Large Pacific Earthquake Being Assessed was issued at 12:09am on 12 November 2022 following a magnitude 7.3 (initially reported as 7.5) earthquake at  in the Tonga region. Following assessment a National Advisory: No Tsunami Threat to New Zealand was issued at 12:49am.

A magnitude 8.2 earthquake near the Alaska Peninsula occurred at 6:16pm on 29 July 2021. The earthquake was assessed by the National Emergency Management Agency and a National Advisory: No Tsunami Threat to New Zealand message was issued.

A magnitude 7.4 earthquake south of the Kermadec Islands occured at 12:50am on 19 June 2020. The earthquake was assessed by the National Emergency Management Agency and a National Advisory: No Tsunami Threat to New Zealand message was issued.

A National Advisory: No Tsunami Threat to New Zealand message was issued at 3:39am on 30 October 2018 following a magnitude 6.2 earthquake south-west of Taumarunui, at 3.13 pm New Zealand time.