NZ Historic Weather Events Catalogue

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ModerateMarch 1975 Tasman-Nelson Flooding ( 1975-03-02 )

30 years

Heavy rain caused flooding in the Tasman-Nelson region. The Golden Bay area was hit the hardest.

Tasman-Nelson

Heavy RainHeavy Rain at Tasman-Nelson
Comments:

CommentHeavy rain on the 2nd of March caused flooding.

FloodingFlooding at Anatoki River
Map Location: -40.96128 172.58439
Comments:

CommentAnatoki River, a major tributary of the Takaka River, was in its highest flood in 30 years.

Heavy RainHeavy Rain at Bainham
Map Location: -40.76378 172.568483
Comments:

Physical CharacteristicBainham recorded 100 mm (10.0 cm) of rain.

Heavy RainHeavy Rain at Cobb Dam
Map Location: -41.1039 172.68875
Comments:

Physical CharacteristicCobb Dam recorded 109 mm (10.9 cm) of rain in 24 hours.

Heavy RainHeavy Rain at Cobb Power Station
Map Location: -41.08596 172.73186
Comments:

Physical CharacteristicCobb Power Station recorded 130 mm (13.0 cm) of rain in 24 hours.

Heavy RainHeavy Rain at Collingwood
Map Location: -40.67771 172.684352
Comments:

Physical CharacteristicCollingwood Dairy Company recorded 75 mm (7.5 cm) of rain

FloodingFlooding at Ferntown
Map Location: -40.66611 172.65038
Comments:

ImpactIn Ferntown, all the flats had been covered by floodwaters.

Heavy RainHeavy Rain at Golden Bay
Map Location: -40.698766 172.864683
Comments:

CommentThe heaviest rain appears to have been localised during the storm in the mountains between Upper Takaka and the upper reaches of the Aorere River.

FloodingFlooding
Comments:

ImpactThe most extensive flooding occurring in the Golden Bay area.

ImpactAll rivers in the region were in heavy flood and many had burst banks and crossed roads.

Affected LifelineThere was damage to telephone communication.

FloodingFlooding at Kotinga
Map Location: -40.879202 172.791362
Comments:

ImpactFlood water entered one house at Kotinga.

High Wind GustsHigh Wind / Gust at Nelson
Map Location: -41.268476 173.297338
Comments:

Peak Wind SpeedNelson airport recorded a peak windspeed of 71 knots (131.5 km/hr).

LandslideLandslide
Comments:

ImpactSlips and flooding isolated Nelson.

FloodingFlooding at Rockville
Map Location: -40.72848 172.62662
Comments:

Affected LifelineThe approaches to the Rockville bridge were washed out.

Physical CharacteristicAt Rockville bridge, Aorere River rose 25 ft 10 in (7.87 m) and had an estimated discharge of 60,000 cusecs (1699 cumecs).

Affected LifelineBoth approaches to Brewers bridges at lower Rockville were washed away.

FloodingFlooding at Takaka
Map Location: -40.854005 172.800335
Comments:

Affected LifelineThere was flood water several inches deep on the main street of Takaka.

DamageThere were no major reports of damage.

ImpactThere was a report of water entering a shop and two houses Takaka.

Heavy RainHeavy Rain at Upper Takaka
Map Location: -41.027833 172.823593
Comments:

Physical CharacteristicUpper Takaka recorded 216 mm (21.6 cm) of rain in 24 hours.

References

Nelson - Marlborough Regional Concil, Takaka Flood Frequency, Maps and Newspapers., Reports of Historical Floods; 1991, published, Nelson-Marlborough Regional Council,pp.61.

ModerateMarch 1975 Tasman-Nelson Flooding ( 1975-03-02 )

30 years

Heavy rain caused flooding in the Tasman-Nelson region. The Golden Bay area was hit the hardest.

Tasman-Nelson

Heavy RainHeavy Rain at Tasman-Nelson
Comments:

CommentHeavy rain on the 2nd of March caused flooding.

FloodingFlooding at Anatoki River
Map Location: -40.96128 172.58439
Comments:

CommentAnatoki River, a major tributary of the Takaka River, was in its highest flood in 30 years.

Heavy RainHeavy Rain at Bainham
Map Location: -40.76378 172.568483
Comments:

Physical CharacteristicBainham recorded 100 mm (10.0 cm) of rain.

Heavy RainHeavy Rain at Cobb Dam
Map Location: -41.1039 172.68875
Comments:

Physical CharacteristicCobb Dam recorded 109 mm (10.9 cm) of rain in 24 hours.

Heavy RainHeavy Rain at Cobb Power Station
Map Location: -41.08596 172.73186
Comments:

Physical CharacteristicCobb Power Station recorded 130 mm (13.0 cm) of rain in 24 hours.

Heavy RainHeavy Rain at Collingwood
Map Location: -40.67771 172.684352
Comments:

Physical CharacteristicCollingwood Dairy Company recorded 75 mm (7.5 cm) of rain

FloodingFlooding at Ferntown
Map Location: -40.66611 172.65038
Comments:

ImpactIn Ferntown, all the flats had been covered by floodwaters.

Heavy RainHeavy Rain at Golden Bay
Map Location: -40.698766 172.864683
Comments:

CommentThe heaviest rain appears to have been localised during the storm in the mountains between Upper Takaka and the upper reaches of the Aorere River.

FloodingFlooding
Comments:

ImpactThe most extensive flooding occurring in the Golden Bay area.

ImpactAll rivers in the region were in heavy flood and many had burst banks and crossed roads.

Affected LifelineThere was damage to telephone communication.

FloodingFlooding at Kotinga
Map Location: -40.879202 172.791362
Comments:

ImpactFlood water entered one house at Kotinga.

High Wind GustsHigh Wind / Gust at Nelson
Map Location: -41.268476 173.297338
Comments:

Peak Wind SpeedNelson airport recorded a peak windspeed of 71 knots (131.5 km/hr).

LandslideLandslide
Comments:

ImpactSlips and flooding isolated Nelson.

FloodingFlooding at Rockville
Map Location: -40.72848 172.62662
Comments:

Affected LifelineThe approaches to the Rockville bridge were washed out.

Physical CharacteristicAt Rockville bridge, Aorere River rose 25 ft 10 in (7.87 m) and had an estimated discharge of 60,000 cusecs (1699 cumecs).

Affected LifelineBoth approaches to Brewers bridges at lower Rockville were washed away.

FloodingFlooding at Takaka
Map Location: -40.854005 172.800335
Comments:

Affected LifelineThere was flood water several inches deep on the main street of Takaka.

DamageThere were no major reports of damage.

ImpactThere was a report of water entering a shop and two houses Takaka.

Heavy RainHeavy Rain at Upper Takaka
Map Location: -41.027833 172.823593
Comments:

Physical CharacteristicUpper Takaka recorded 216 mm (21.6 cm) of rain in 24 hours.

References

Nelson - Marlborough Regional Concil, Takaka Flood Frequency, Maps and Newspapers., Reports of Historical Floods; 1991, published, Nelson-Marlborough Regional Council,pp.61.