Historical emergencies

Vector advises that up to 85,000 customers are without power in parts of central Auckland from Greenlane to Otahuhu. Affected customers could be without power for 24 - 48 hours particularly in the suburbs of St Johns, Remuera, Sylvia Park and Mt Wellington. Vector advise that medically dependent or vulnerable customers should make alternative arrangements.

FLOODING IN ROTORUA: FLOODING HAS OCCURED IN A NUMBER OF AREAS OF ROTORUA AS A RESULT OF THE SEVERE WEATHER OVERNIGHT.

MetService have issued a Severe Weather Warning for the Bay of Plenty. For the Coromandel Peninsula and Bay of Plenty west of Rotorua Southwesterlies are expected to rise to severe gale for a time from late afternoon until late tonight. Gusts of 120km/h are possible in exposed places, especially about just east of the Coromandel and Kaimai Ranges.

In 16hrs from 8am this morning 120-180mm in the southern part of Gisborne District.

The Mayor of Wanganui declared a local state of emergency in Wanganui in response to persistent heavy rain and high river levels.

Potential Threat to New Zealand advisory for North Cape, Auckland West, East Cape, Gisborne, Auckland East, New Plymouth, Wellington.

Volcanic activity at Mt Tongariro. As GNS Science reports that the current status of Mount Tongariro is likely to remain indefinitely, with gas and steam emission continuing to be a feature for several years, this will be the last update published on the MCDEM website until the situation changes.

Lyttelton earthquake. The National Crisis Management Centre (NCMC) was activated in response to the Lyttelton quake event. The NCMC stood down at 7:00pm on Friday 23 December 2011.

Nelson Flooding

Potential tsunami threat to New Zealand

#Tsunami warning has been cancelled 0900, 7 July 2011 A tsunami was confirmed from the earthquake in the Kermadec Islands. Advice from GNS Science is that the tsunami does not represent a threat to New Zealand. However, they expect that there will be unusually strong tidal surges and currents. For the next 24 hours people should exercise caution and discretion before entering the water or going out in small boats in all parts of New Zealand.

Central Hawke’s Bay District Council declared in response to flooding and landslips in the Hawke’s Bay area.

A magnitude 6.3 earthquake occurred at 1251 hours on Tuesday 22 February 2011 approximately 10 km south- east of Christchurch causing significant damage to a number of buildings and major disruption to the Canterbury region. 181 confirmed fatalities were recorded as a direct result of the earthquake. A state of national emergency was declared.

A magnitude 7.1 earthquake occurred at 04:35 hours on Saturday 4th September 2010 approximately 30 km west of Christchurch causing damage to a number of buildings and major disruption to the Canterbury region. No fatalities were recorded as a direct result of the earthquake.

Landlsides led to the evacuation of the village of Waihi, Lake Taupo plus 2-3 houses not in village.

Declaration made to assist police in evacuating approx. 40 people in Picton.

A magnitude 6.8 earthquake occurred at 20:55 hours on Thursday 20 December approximately 50 km south-east of Gisborne at a depth of approximately 40 km with a number of after shocks. The earthquake caused damage to some buildings and minor disruption to power supply. No deaths or significant injuries occurred. Most damage occurred in the Gisborne City central business district (CBD).

On Monday 30 July 2007, over 90mm of rain fell in the Milton area. A Civil Defence emergency was declared for the Bruce Ward, particularly the Milton Township, at 8.40pm on Monday 30 July. The declaration was lifted at 9.00am on the morning of Tuesday 31 July after rain subsided and the recovery structure was in place.

The Far North District Council Emergency Operations Centre (EOC) was activated at 0952 hours on 10 July and stood down at 1230 hours on Friday 13 July. A Local State of Emergency was declared by Her Worship the Mayor, Yvonne Sharp, at 1615 hours on 10 July. The state of emergency was terminated at 1500 hours on Friday 13 July 2007.

On the 5th July a series of tornadoes struck Taranaki causing widespread damage to dwellings and properties. A declaration of local emergency was declared by the Taranaki CDEM Group on Thursday evening 5th July, 2007, and the EOC was activated. The declaration was lifted on Saturday 7th July 2007 after the 9am briefing and recovery coordination was in place

Declared at 1719 only for purpose of evacuation of people in lower Whangeahu valley. Enforcement powers ware required as some people resisted evacuation and the local Controller wanted all at risk to be evacuated before dark- river was still rising and flooding expected. Air force helicopter supported evacuations. Declaration lifted following morning at 0851.

Houses destroyed & damaged in Tauranga due to landslips. Evacuations

Declared at 1843 for Edgecumbe-Tarawera Ward. Matata township significant damage due to mudslides and debris flows down mountain. 27 homes destroyed, 87 damaged. Local roads, SH2 & rail extensively damaged. Evacuations.

Declared at 2147 for Whakatane urban area. Declaration extended due to concern about further adverse weather forecasts. Widespread road, infrastructure water, power, sewage disruptions throughout district, impacting on mainly Whakatane and Edgecumbe urban areas, vast rural areas due to Whakatane river breaching stop banks (in exces of 15,000ha farmland inundated). About 215 houses uninhabitable, more that 1300 evacuations. One death due to tree falling on motorist. Landslips aggravated by earthquake swarm (more than 100 shallow earthquakes) around Lake Rotoehu coinciding with the flood impact period. MCDEM appointed Recovery Facilitator.

Declared at 1700 for Waiotahi Ward. One death at Ohiwa Beach due to landslip. Numerous road closures due to flooding, houses evacuated due to deemed unsafe (mainly landslip threat). 10 houses uninhabitable. About 30 persons evacuated. Widespread water and power disruptions.

Declared for whole region at 2000 hrs, effectively ending the Rangitikei and Manawatu declarations made the previous morning. (See Rangitikei & Manawatu District declarations above). Similar conditions in Horowhenua District, although no declaration was made earlier by that District. Tararua, Ruapehu & Wanganui Districts also affected. Summary on event: Intense rainfall and gale force winds from 15-23 February have affected the lower North Island and top of the South Island with extensive and severe flooding and some wind damage. The river peak of the Manawatu River was the second largest on record, the largest being recorded in 1902. The peak of the Rangitikei was the third largest on record since 1897. Estimated to be NZ’s largest disaster in 20 years. More than a thousand evacuees. Approx 500 houses damaged. 4 bridges destroyed, 21 bridges seriously damaged. Widespread roads, rail closure, widespread power & phone outages. Stock losses estimated at 1300.

Declared at 1337 hrs for Picton Ward. About 1000 people had to be evacuated in fear of a break in the Burns Dam (a reservoir above the town) due to high inflow capacities and possible landslips into the reservoir. Heavy flooding in Alexandra Holiday Park area. Declaration ended when engineers declared the dam to be safe.

Declared for Patea Ward (Waitotara Township and Waitotara Valley) at 1100 hrs due to severe flooding. Approximately 100 residents had to be evacuated. No reticulated water supply, sewerage tanks had to be pumped. Telephones & power also out.

Declared at 0310 hrs for District due to severe flooding. 100 year event in certain areas. Defence resources required. Approximately 350 evacuees. Feilding isolated, many bridges out. Widespread road & rail closures. Water & power outages throughout District. Major issue main gas pipeline to Hawkes Bay closed.

Declared at 0255 hrs for District due to severe flooding with significant problems in Marton. 100 year event in certain areas. Approximately 530 people evacuated. Communications (phones) out due to bridges supporting cables collapsing. Water & power outages throughout District. Certain parts of District isolated. Declaration ended on 17 February due to a Regional declaration being made.

Declared at 0030 hrs for District, although damage was limited to Paekakariki town and Paekakariki Hill Road. Damage caused by major flooding and landslips (mud & rubble) at Paekakariki. Several families evacuated, welfare centre established. Health issues due to sewerage problems. Wellington cut off (road and rail) until afternoon of 04.10.2003. Air crash at Waikanae might have complicated response. Duration of declaration mainly due to clean-up process.

Declared at 0800 hrs for Putararu & Tirau Wards. Terminated at 1700 on 23/07. “Weather Bomb” caused extensive flooding. Main problems nil water supply, no power, resulting in a need to regulate water supply & consumption. Several roads closed, Kinleith branch railway line closed. Considerable damage to private properties, no evacuations.

Declared at 0303 hrs for District. Terminated at 1700 on 24/07. “Weather Bomb” caused extensive flooding, power failures, overloading of waste water systems. All flooding between midnight & 1240am. Some areas recorded highest rainfall ever per hour. 200 houses evacuated, 500 evacuees. SH 25 closed. One death- person swept to sea at Waiomu Motor camp. 14500 insurance claims as at 2 August 2002. Estimated at $25 million (highest ever linked to a disaster event in NZ).

Declared at 1918hrs. Terminated at 1300, 3 days later. Flooding in Balclutha (110 people evacuated); Kaitangata (30 people)

Threatening landslip. Declared at 1730hrs. Terminated at 2359, 10 days later. 64 houses evacuated.

Declared at 0830 hours. Terminated at 1700, 2 days later. Flooding in Alexandra (200+ businesses & houses); Roxburgh, Miller’s Flat, Ettrick.

Declared at 0750, lifted at 1310 same day. A slip off the north face of Mt Adams occurred at 0330hrs on 6 October 1999 depositing 10-15 million cu.metres of debris in the Poerua river valley, blocking the river and creating a lake 1.2km long and over 80metres deep. The lake overtopped after 2 days of heavy rain caused the dam to breach at about 0745 on 12 October. 46 people were evacuated as water moved through the valley. Resultant damage was minimal despite aggregation raising the river bed substantially.

Declared at 1147, lifted at 1609 same day. A small number of self evacuations were carried out.

Declared at 1800, lifted 1200 next day. Declaration by Mayor for whole district. Purpose: to assist Emergency Services in evacuating properties. 40 properties & in excess of 200 people evacuated; 2 houses destroyed by fire; 1 person died from heart attack - shock of event; many farm buildings, fences & numbers of livestock were destroyed by fire. No actual costs.

Declared at 0858; DRC appointed. Impact in Hokianga area: 4 communities severely affected; 270 people evacuated; 80 in emergency accommodation; 96 sections damaged; 75 houses damaged; 3 houses destroyed. Est. cost impact $4.3m.

Declared at 0630; lifted 1400 next day. Declaration to facilitate evacuation of 62 residential properties & 45 commercial premises threatened by possible overtopping of the stopbanks of the Whanganui River. 75 evacuees; 24 in motel accommodation. Stopbanks not breached although some localised inundation occurred.

Declared at 0800. This time 50-60 houses evacuated, 1 death. Lifted 0730.

Declared at 1630, lifted 1355 next day. A replay of the previous week, 220 evacuated, 20 houses flooded through (12 at Seddonville, 1 at Mohikinui, 4 at Karamea and 3 at Waimare.

Declared at 0105, lifted 1300 next day; 13 houses evacuated in Otaihanga area of Waikanae.

Declared at 2230, lifted 1340 next day. Karamea: 7 houses inundated; 66 people evacuated. Seddonville: 6 homes & hotel evacuated. Waimare: 3 baches evacuated.

Declared at 1711 for Thames - Coromandel District, Waihi and Paeroa Ward of Hauraki and Te Aroha Ward of Matamata-Piako. Terminated at 0915 for the outer wards and at 1500 for T-C. Cyclone Fergus. About 2000 displaced holiday-makers. About 350 in temporary accommodation. 1 death

Declared at 1900, terminated at 2100 next day. About 166 people evacuated at Nuhaka after flooding and power failure associated with storm. DRC appointed for 14 days

Declared at 0205, terminated at 0820. About 200 residents evacuated from Stratheona and Butlers Crossing when 40 metre Opuha Dam overfilled and failed releasing 13 x 106m3 of water. Normal flow of the Opuha 30-40 cumecs, peaked at 1500 cumecs.