Historical emergencies

Heavy rainfall caused significant surface flooding in the Gore district. A state of local emergency was declared on 21 September 2023.

Heavy rainfall caused flooding in Queenstown. A state of local emergency was declared on 22 September 2023.

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 message was issued at 2:06pm on 20 May 2023 following a magnitude 7.1 (initially reported as m7.4) Loyalty Islands earthquake at 1:51pm on the same day. Following the assessment a National Advsory: No Tsunami Threat message was issued at 2:41pm on 20 May 2023.

A National Advisory: Large Pacific Earthquake Being Assessed message was issued at 3:17pm on 19 May 2023 following a magnitude 7.7 earthquake southeast of the Loyalty Islands. Following assessment a National Advisory: Tsunami activity – expect strong and unusual currents and unpredictable surges at the shore message was issued at 4:09pm on 19 May 2023. GNS Science advised NEMA that tsunami wave activity was observed at New Zealand coastlines over the course of this evening. The National Advisory was cancelled at 9:40pm on 19 May 2023 after tsunami wave activity had significantly abated.

A local state of emergency for Auckland was declared on 9 May due to severe weather. The state of emergency ended on 11 May when notice of a local transition period was given.

A National Advisory: Earthquake Being Assessed message wasissued at 1:04pm on 24 April 2023 folliwing a magnitude 7.1 earthquake in the Kermadec Islands. Following assessment a National Advisory: No tsunami threat to New Zealand message was issued at 1:55pm on 24 April 2023.

Cyclone Gabrielle caused severe impacts in may parts of New Zealand from 12 February 2023. Local states of emergency were already in place for Auckland and Waikato. Further local states of emergency were declared for Northland, Bay of Plenty, Opotiki District, Whakatane District, Waikato District, Hauraki District, Tairawhiti, and Tararua District. At 8:43am on 14 February 2023 a State of National Emergency declared owing to Cyclone Gabrielle for the Northland, Auckland, Waikato, Bay of Plenty, Tairāwhiti and Hawke's Bay Regions. A further declaration was made at 1:17pm on 14 February to include the Tararua District. The state of national emergency was extended on Tuesday the 21st of February, Tuesday the 28th of February, and Tuesday the 7th of March, with each extension lasting an additional seven days. As of the 28th of February, the State of National Emergency concluded for the Bay of Plenty region. On the 3rd of March, the State of National Emergency was concluded in Northland, Auckland, Waikato, and the Tararua District. The State of National Emergency, which encompassed Tairāwhiti and Hawke's Bay, concluded on the 14th of March and was replaced with a National Transition Period.

A local state of emergency for Auckland was declared on 27 January 2023 owing to severe weather. The declaration was extended on 3 February 2023 and again on 9 February 2023. The state of local emergency ended on 14 February 2023 when a State of National Emergency was declared.

Tairāwhiti Civil Defence declared a state of local emergency due to the severe impacts of ex-tropical Cyclone Hale