NZ Historic Weather Events Catalogue

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ExtremeSeptember 1972 Lower South Island Flooding ( 1972-09-08 )

There were very heavy stock losses in Otago and Southland due to cold and wet conditions.

Otago

Heavy RainHeavy Rain at Otago
Duration:   2  days - There was heavy rain on the 8th and 9th which ended at 9am on the 10th
Comments:

CommentContinuous heavy rain and thawing of snow caused a rapid rise in major rivers

LandslideLandslide
Comments:

ImpactThere was widespread landslips and rockfalls across the region

Affected LifelineAlong Dunedin-Port Chalmers highway a section collapsed near Ravensbourne after heavy rain undermined the steep bank and a parked car was swept away

Affected LifelineAlong Otago Peninsula Rd a major landslip occurred two miles past Portobello at 9am on the 10th. It caused the road to become completely blocked and two parked cars were buried in the mud

Affected LifelineThe main trunk railway line was closed between Milton and Stirling on the morning of the 9th

FloodingFlooding
Comments:

Affected LifelineAll roads affected by flooding were back open on the night of the 10th

Stock Damage100,000 sheep were lost in South Otago from storms and flooding as a conservative estimate

CommentThe main stock losses were in higher country where sheep were more exposed to the cold

FloodingFlooding at Clarksville
Map Location: -46.129351 169.92239
Comments:

CommentThere was surface water at Clarksville

FloodingFlooding at Pomahaka River
Map Location: -45.879879 169.176184
Comments:

CommentPomahaka River rose rapidly early on the morning of the 9th

Heavy RainHeavy Rain at Dunedin
Map Location: -45.87911 170.502707
Comments:

Physical CharacteristicDunedin City recorded 85.8 mm (8.58 cm) of rain in 48 hours

Affected LifelineDunedin Airport was closed all day on the 9th due to heavy rain

ImpactDunedin Milk Treatment Station suffered a 3000 gallon a day drop in production because of the weather

ImpactSeveral sections at Fitzroy St and Forbury Corner were swamped in raw sewage on the 9th due to blocked pipes

FloodingFlooding at Paretai
Map Location: -46.327698 169.779271
Comments:

EvacueesFarmers were forced to evacuate homes at Paretai

CommentA Paretai farmer who had been there since 1937 said this was the worst disaster he'd ever seen

ImpactAt the Paretai Dairy Factory production was down 20% on last year

FloodingFlooding at Taieri Plain
Map Location: -45.88401 170.253762
Comments:

EvacueesFarmers were forced to evacuate homes at Taieri Plains

CommentThousands of acres were underwater as the area was flooded for the third time in six months

Peak River LevelThe Taieri River reached a peak of 20 ft 6 in (6.2 m) for two and a half hours before falling

CommentSilverstream, Owhiro Stream and Mill Creek were all running high on the 9th

CommentErosion occurred along banks of Silverstream resulting in damage comparable with the June floods

CommentThe worst flooded areas were upstream from Otago Central railway line, near the Gordon Rd electricity substation and below Riccarton Rd

CommentThe Catchment Board Engineer said East Taieri flooded as badly as it did in 1957

CommentIn West Taieri areas of land looked like lakes

Stock DamageStock losses were estimated to be heavy

Affected LifelinePower failed early on the morning of the 9th and Black Rock and Thornicroft farms had no electricity until after 8pm

Affected LifelineTelephone communication was cut on the 9th

FloodingFlooding at Strath Taieri Plain
Map Location: -45.488248 170.11614
Comments:

Stock DamageAt Strath Taieri Plain one farmer lost 150 sheep

FloodingFlooding at Riverside
Comments:

ImpactAt Riverside there were thousands of acres flooded when the river went over the spillway

Stock DamageAt Riverside one farmer lost ~60 lambs and another farmer lost ~30 lambs

FloodingFlooding at Berwick
Map Location: -45.944896 170.106376
Comments:

CommentSurface flooding occurred at Berwick

FloodingFlooding at Henley
Map Location: -45.981427 170.16589
Comments:

CommentAt the Henley pumping station the level of water was not falling on the night of the 10th

FloodingFlooding at Otokia
Map Location: -45.949801 170.189367
Comments:

Affected LifelineAt Otokia the river went over spillway and the area between the State Highway and Old Main Rd was under water and impassable

Heavy RainHeavy Rain at Rock and Pillar Range
Map Location: -45.402322 170.193219
Comments:

Physical CharacteristicAt the foot of the Rock and Pillar Range 4 in (10.2 cm) of rain was recorded

Snow / IceSnow / Ice at Clarks Juction
Map Location: -45.72737 170.04646
Comments:

Affected LifelineSH87 was closed at Clarks Junction by 1 ft (30.5 cm) of snow on the morning of the 9th

Snow / IceSnow / Ice at Black Rock Station
Map Location: -45.76944 169.947846
Comments:

Physical CharacteristicBlack Rock farm recorded 8 in (20.3 cm) of snow

Snow / IceSnow / Ice at Hindon
Map Location: -45.729685 170.305358
Comments:

Affected LifelineHindon recorded ~2 1/2 in (6.35 cm) of snow on roads

FloodingFlooding
Comments:

Affected LifelineThe Central Otago railway line was blocked by slips and rockfalls in the Hindon Gorge

FloodingFlooding at Lawrence
Map Location: -45.914289 169.691279
Comments:

Affected LifelineThe town water supply of Lawrence was cut off from before 12pm on the 9th until 5pm on the 10th when floodwaters broke the pipeline across Weatherstone Creek

FloodingFlooding at Heriot
Map Location: -45.846905 169.27181
Comments:

Stock DamageSome farmers in the Heriot area lost up to 500 ewes

FloodingFlooding at Kelso
Map Location: -45.905986 169.231867
Comments:

EvacueesA number of homes in low-lying areas in the Kelso area were hurriedly evacuated

FloodingFlooding at Balclutha
Map Location: -46.23013 169.733472
Comments:

ImpactFourteen desperate farmers breached the Lower Clutha floodbanks at three points to drain water from their land. There was one hole in Koau and two holes in Puerua bank and the farmers risked suffering further flooding if the water rose

Stock DamageEach property that was affected by the flood had atleast a few cows dying

ImpactThe Catchment Board made a cut 8 ft deep and 50 ft wide through sandbar at mouth of Matau branch of Clutha River on the 12th in an attempt to reduce flooding

FloodingFlooding at Milburn
Map Location: -46.077955 170.007907
Comments:

Stock DamageNear Milburn one farmer lost 1000 ewes

FloodingFlooding at Waitahuna
Map Location: -45.986063 169.747236
Comments:

Stock DamageAt Waitahuna a farmer lost 750 sheep

Southland

Heavy RainHeavy Rain at Southland
Comments:

Stock Damage750,000 lambs were lost due to torrential rain and cold

FloodingFlooding
Comments:

Stock DamageAt least 1,300-1,400 ewes drowned

Stock Damage12,000 pre-lamb shorn ewes lost in Eastern Southland.

Damage CostThe damage to rivers and streams totalled $42,750 ($460,931 2006 dollars)

CommentThe worst hit areas were Lumsden, Athol and Castle Rock

CommentWaimea, Otamita, Waikaka Streams were in extremely high flood.

Snow / IceSnow / Ice
Comments:

Affected LifelineSH94 was blocked by snow between Te Anau and Milford

FloodingFlooding at Moa Flat
Map Location: -45.723237 169.306139
Comments:

Stock DamageLosses of 10,000 sheep reported in the Moa Flat area.

FloodingFlooding at Makarewa River
Map Location: -46.301394 168.400656
Comments:

Damage CostDamage caused by Makarewa River was $10,000 ($107,821 2006 dollars)

FloodingFlooding at Waikaka Stream
Map Location: -46.064474 169.01057
Comments:

Damage CostDamage caused by lower Waikaka River was $10,000 ($107,821 2006 dollars)

Damage CostDamage caused by upper Waikaka River was $15,000 ($161,731 2006 dollars)

FloodingFlooding at Waimumu Stream
Map Location: -46.13731 168.849359
Comments:

Damage CostDamage caused by Waimumu Stream was $2,000 ($21,564 2006 dollars)

FloodingFlooding at Waikawa River
Map Location: -46.57096 169.14163
Comments:

Damage CostDamage caused by upper Waikawa River was $2,000 ($21,564 2006 dollars)

Damage CostDamage caused by lower Waikawa River was $750 ($8,086 2006 dollars)

FloodingFlooding at Pukerau Stream
Map Location: -46.0853 169.00613
Comments:

Damage CostDamage caused by Pukerau Stream was $500 ($5,391 2006 dollars)

FloodingFlooding at Waimea Stream
Map Location: -45.77561 168.494899
Comments:

Damage CostDamage caused by Waimea Stream was $500 ($5,391 2006 dollars)

FloodingFlooding at Waihopai River
Map Location: -46.38505 168.42511
Comments:

Damage CostDamage caused by Waihopai River was $500 ($5,391 2006 dollars)

FloodingFlooding at Okaiterua Stream
Map Location: -45.84825 168.4093
Comments:

Damage CostDamage caused by Okaiterua Stream was $500 ($5,391 2006 dollars)

FloodingFlooding at Quioch Creek
Map Location: -45.49829 168.57014
Comments:

Damage CostDamage caused by Quoich Stream $1,000 ($10,782 2006 dollars)

Heavy RainHeavy Rain at Mataura
Map Location: -46.18797 168.855413
Duration:   2  days - Mataura received continuous rain for over 48 hours
Comments:

Stock DamageVery few lambs born in this 48 hour period survived

FloodingFlooding
Comments:

Declared EmergencyCivil Defence Emergency was declared on 09/09/1972

ImpactMataura River at Wyndham was 9 ft (2.74 m) above normal at 5:25am on the 9th

Evacuees50-65 families from Mataura Borough were evacuated by 9pm on the 9th

Stock Damage2,400 sheep drowned in the Mataura Area

Peak River LevelFlood peak at Mataura at 4pm was 27ft-19ft (5.8 - 8.2m) above normal

Peak DischargeAnnual maximum flood discharge for Mataura River occurred during this flooding at 1642 cumecs

FloodingFlooding at Otatara
Map Location: -46.43657 168.286087
Comments:

CommentOreti River at West Plains overtopped Waikiwi stopbanks and floodwaters entered the Otatara-Grasmere area

FloodingFlooding at Wyndham
Map Location: -46.325789 168.855161
Comments:

Affected LifelineThe Mataura River virtually isolated Wyndham and the floodwaters blocked the road into Wyndham from Mataura

FloodingFlooding at Lumsden
Map Location: -45.740784 168.456441
Comments:

Peak River LevelOreti River at Lumsden was 5 ft (1.5 m) above normal

FloodingFlooding at Centre Bush
Map Location: -46.051825 168.321715
Comments:

Peak River LevelOreti River at Centre Bush was 10 ft (3.0 m) above normal

FloodingFlooding at Otautau
Map Location: -46.143853 168.005563
Comments:

Peak River LevelAparima River at Otautau was 5 ft 6 in (1.65 m) above normal

References

Headline: Civil Defence Declarations since 1 January 1963.
Declared Civil Defence Emergencies,
Headline: 100,000 Sheep Lost on South Otago Farms.
Otago Daily Times, 19 September 1972.
Headline: Blow For Farmers.
Otago Daily Times, 11 September 1972.
Headline: Communications Open.
Otago Daily Times, 11 September 1972.
Headline: Desperate Farmers Breached Flooodbanks.
Otago Daily Times, 13 September 1972.
Headline: Farmer Took Precautions.
Otago Daily Times, 11 September 1972.
Headline: Heavy Loss Of Stock Feared, Many Farms Inundated.
Otago Daily Times, 11 September 1972.
Headline: Taieri Farmland Flooded By Rain-swollen Rivers.
Otago Daily Times, 11 September 1972.
Headline: Water Shortage.
Otago Daily Times, 11 September 1972.
Headline: Lamb Loss 750,000
Otago Daily Times, 14 September 1972.
McMiIllan, N.A. (1972). Report on major floods in Southland rivers 9-10 Septermber 1972.
Surface Water Hydrology of the Mataura River Catchment.
The Southland Times, Invercargill, Thursday, January 1, 1970 - Monday, December 31, 1979, Special souvenir edition, A century of news, p. 5.

ExtremeSeptember 1972 Lower South Island Flooding ( 1972-09-08 )

There were very heavy stock losses in Otago and Southland due to cold and wet conditions.

Otago

Heavy RainHeavy Rain at Otago
Duration:   2  days - There was heavy rain on the 8th and 9th which ended at 9am on the 10th
Comments:

CommentContinuous heavy rain and thawing of snow caused a rapid rise in major rivers

LandslideLandslide
Comments:

ImpactThere was widespread landslips and rockfalls across the region

Affected LifelineAlong Dunedin-Port Chalmers highway a section collapsed near Ravensbourne after heavy rain undermined the steep bank and a parked car was swept away

Affected LifelineAlong Otago Peninsula Rd a major landslip occurred two miles past Portobello at 9am on the 10th. It caused the road to become completely blocked and two parked cars were buried in the mud

Affected LifelineThe main trunk railway line was closed between Milton and Stirling on the morning of the 9th

FloodingFlooding
Comments:

Affected LifelineAll roads affected by flooding were back open on the night of the 10th

Stock Damage100,000 sheep were lost in South Otago from storms and flooding as a conservative estimate

CommentThe main stock losses were in higher country where sheep were more exposed to the cold

FloodingFlooding at Clarksville
Map Location: -46.129351 169.92239
Comments:

CommentThere was surface water at Clarksville

FloodingFlooding at Pomahaka River
Map Location: -45.879879 169.176184
Comments:

CommentPomahaka River rose rapidly early on the morning of the 9th

Heavy RainHeavy Rain at Dunedin
Map Location: -45.87911 170.502707
Comments:

Physical CharacteristicDunedin City recorded 85.8 mm (8.58 cm) of rain in 48 hours

Affected LifelineDunedin Airport was closed all day on the 9th due to heavy rain

ImpactDunedin Milk Treatment Station suffered a 3000 gallon a day drop in production because of the weather

ImpactSeveral sections at Fitzroy St and Forbury Corner were swamped in raw sewage on the 9th due to blocked pipes

FloodingFlooding at Paretai
Map Location: -46.327698 169.779271
Comments:

EvacueesFarmers were forced to evacuate homes at Paretai

CommentA Paretai farmer who had been there since 1937 said this was the worst disaster he'd ever seen

ImpactAt the Paretai Dairy Factory production was down 20% on last year

FloodingFlooding at Taieri Plain
Map Location: -45.88401 170.253762
Comments:

EvacueesFarmers were forced to evacuate homes at Taieri Plains

CommentThousands of acres were underwater as the area was flooded for the third time in six months

Peak River LevelThe Taieri River reached a peak of 20 ft 6 in (6.2 m) for two and a half hours before falling

CommentSilverstream, Owhiro Stream and Mill Creek were all running high on the 9th

CommentErosion occurred along banks of Silverstream resulting in damage comparable with the June floods

CommentThe worst flooded areas were upstream from Otago Central railway line, near the Gordon Rd electricity substation and below Riccarton Rd

CommentThe Catchment Board Engineer said East Taieri flooded as badly as it did in 1957

CommentIn West Taieri areas of land looked like lakes

Stock DamageStock losses were estimated to be heavy

Affected LifelinePower failed early on the morning of the 9th and Black Rock and Thornicroft farms had no electricity until after 8pm

Affected LifelineTelephone communication was cut on the 9th

FloodingFlooding at Strath Taieri Plain
Map Location: -45.488248 170.11614
Comments:

Stock DamageAt Strath Taieri Plain one farmer lost 150 sheep

FloodingFlooding at Riverside
Comments:

ImpactAt Riverside there were thousands of acres flooded when the river went over the spillway

Stock DamageAt Riverside one farmer lost ~60 lambs and another farmer lost ~30 lambs

FloodingFlooding at Berwick
Map Location: -45.944896 170.106376
Comments:

CommentSurface flooding occurred at Berwick

FloodingFlooding at Henley
Map Location: -45.981427 170.16589
Comments:

CommentAt the Henley pumping station the level of water was not falling on the night of the 10th

FloodingFlooding at Otokia
Map Location: -45.949801 170.189367
Comments:

Affected LifelineAt Otokia the river went over spillway and the area between the State Highway and Old Main Rd was under water and impassable

Heavy RainHeavy Rain at Rock and Pillar Range
Map Location: -45.402322 170.193219
Comments:

Physical CharacteristicAt the foot of the Rock and Pillar Range 4 in (10.2 cm) of rain was recorded

Snow / IceSnow / Ice at Clarks Juction
Map Location: -45.72737 170.04646
Comments:

Affected LifelineSH87 was closed at Clarks Junction by 1 ft (30.5 cm) of snow on the morning of the 9th

Snow / IceSnow / Ice at Black Rock Station
Map Location: -45.76944 169.947846
Comments:

Physical CharacteristicBlack Rock farm recorded 8 in (20.3 cm) of snow

Snow / IceSnow / Ice at Hindon
Map Location: -45.729685 170.305358
Comments:

Affected LifelineHindon recorded ~2 1/2 in (6.35 cm) of snow on roads

FloodingFlooding
Comments:

Affected LifelineThe Central Otago railway line was blocked by slips and rockfalls in the Hindon Gorge

FloodingFlooding at Lawrence
Map Location: -45.914289 169.691279
Comments:

Affected LifelineThe town water supply of Lawrence was cut off from before 12pm on the 9th until 5pm on the 10th when floodwaters broke the pipeline across Weatherstone Creek

FloodingFlooding at Heriot
Map Location: -45.846905 169.27181
Comments:

Stock DamageSome farmers in the Heriot area lost up to 500 ewes

FloodingFlooding at Kelso
Map Location: -45.905986 169.231867
Comments:

EvacueesA number of homes in low-lying areas in the Kelso area were hurriedly evacuated

FloodingFlooding at Balclutha
Map Location: -46.23013 169.733472
Comments:

ImpactFourteen desperate farmers breached the Lower Clutha floodbanks at three points to drain water from their land. There was one hole in Koau and two holes in Puerua bank and the farmers risked suffering further flooding if the water rose

Stock DamageEach property that was affected by the flood had atleast a few cows dying

ImpactThe Catchment Board made a cut 8 ft deep and 50 ft wide through sandbar at mouth of Matau branch of Clutha River on the 12th in an attempt to reduce flooding

FloodingFlooding at Milburn
Map Location: -46.077955 170.007907
Comments:

Stock DamageNear Milburn one farmer lost 1000 ewes

FloodingFlooding at Waitahuna
Map Location: -45.986063 169.747236
Comments:

Stock DamageAt Waitahuna a farmer lost 750 sheep

Southland

Heavy RainHeavy Rain at Southland
Comments:

Stock Damage750,000 lambs were lost due to torrential rain and cold

FloodingFlooding
Comments:

Stock DamageAt least 1,300-1,400 ewes drowned

Stock Damage12,000 pre-lamb shorn ewes lost in Eastern Southland.

Damage CostThe damage to rivers and streams totalled $42,750 ($460,931 2006 dollars)

CommentThe worst hit areas were Lumsden, Athol and Castle Rock

CommentWaimea, Otamita, Waikaka Streams were in extremely high flood.

Snow / IceSnow / Ice
Comments:

Affected LifelineSH94 was blocked by snow between Te Anau and Milford

FloodingFlooding at Moa Flat
Map Location: -45.723237 169.306139
Comments:

Stock DamageLosses of 10,000 sheep reported in the Moa Flat area.

FloodingFlooding at Makarewa River
Map Location: -46.301394 168.400656
Comments:

Damage CostDamage caused by Makarewa River was $10,000 ($107,821 2006 dollars)

FloodingFlooding at Waikaka Stream
Map Location: -46.064474 169.01057
Comments:

Damage CostDamage caused by lower Waikaka River was $10,000 ($107,821 2006 dollars)

Damage CostDamage caused by upper Waikaka River was $15,000 ($161,731 2006 dollars)

FloodingFlooding at Waimumu Stream
Map Location: -46.13731 168.849359
Comments:

Damage CostDamage caused by Waimumu Stream was $2,000 ($21,564 2006 dollars)

FloodingFlooding at Waikawa River
Map Location: -46.57096 169.14163
Comments:

Damage CostDamage caused by upper Waikawa River was $2,000 ($21,564 2006 dollars)

Damage CostDamage caused by lower Waikawa River was $750 ($8,086 2006 dollars)

FloodingFlooding at Pukerau Stream
Map Location: -46.0853 169.00613
Comments:

Damage CostDamage caused by Pukerau Stream was $500 ($5,391 2006 dollars)

FloodingFlooding at Waimea Stream
Map Location: -45.77561 168.494899
Comments:

Damage CostDamage caused by Waimea Stream was $500 ($5,391 2006 dollars)

FloodingFlooding at Waihopai River
Map Location: -46.38505 168.42511
Comments:

Damage CostDamage caused by Waihopai River was $500 ($5,391 2006 dollars)

FloodingFlooding at Okaiterua Stream
Map Location: -45.84825 168.4093
Comments:

Damage CostDamage caused by Okaiterua Stream was $500 ($5,391 2006 dollars)

FloodingFlooding at Quioch Creek
Map Location: -45.49829 168.57014
Comments:

Damage CostDamage caused by Quoich Stream $1,000 ($10,782 2006 dollars)

Heavy RainHeavy Rain at Mataura
Map Location: -46.18797 168.855413
Duration:   2  days - Mataura received continuous rain for over 48 hours
Comments:

Stock DamageVery few lambs born in this 48 hour period survived

FloodingFlooding
Comments:

Declared EmergencyCivil Defence Emergency was declared on 09/09/1972

ImpactMataura River at Wyndham was 9 ft (2.74 m) above normal at 5:25am on the 9th

Evacuees50-65 families from Mataura Borough were evacuated by 9pm on the 9th

Stock Damage2,400 sheep drowned in the Mataura Area

Peak River LevelFlood peak at Mataura at 4pm was 27ft-19ft (5.8 - 8.2m) above normal

Peak DischargeAnnual maximum flood discharge for Mataura River occurred during this flooding at 1642 cumecs

FloodingFlooding at Otatara
Map Location: -46.43657 168.286087
Comments:

CommentOreti River at West Plains overtopped Waikiwi stopbanks and floodwaters entered the Otatara-Grasmere area

FloodingFlooding at Wyndham
Map Location: -46.325789 168.855161
Comments:

Affected LifelineThe Mataura River virtually isolated Wyndham and the floodwaters blocked the road into Wyndham from Mataura

FloodingFlooding at Lumsden
Map Location: -45.740784 168.456441
Comments:

Peak River LevelOreti River at Lumsden was 5 ft (1.5 m) above normal

FloodingFlooding at Centre Bush
Map Location: -46.051825 168.321715
Comments:

Peak River LevelOreti River at Centre Bush was 10 ft (3.0 m) above normal

FloodingFlooding at Otautau
Map Location: -46.143853 168.005563
Comments:

Peak River LevelAparima River at Otautau was 5 ft 6 in (1.65 m) above normal

References

Headline: Civil Defence Declarations since 1 January 1963.
Declared Civil Defence Emergencies,
Headline: 100,000 Sheep Lost on South Otago Farms.
Otago Daily Times, 19 September 1972.
Headline: Blow For Farmers.
Otago Daily Times, 11 September 1972.
Headline: Communications Open.
Otago Daily Times, 11 September 1972.
Headline: Desperate Farmers Breached Flooodbanks.
Otago Daily Times, 13 September 1972.
Headline: Farmer Took Precautions.
Otago Daily Times, 11 September 1972.
Headline: Heavy Loss Of Stock Feared, Many Farms Inundated.
Otago Daily Times, 11 September 1972.
Headline: Taieri Farmland Flooded By Rain-swollen Rivers.
Otago Daily Times, 11 September 1972.
Headline: Water Shortage.
Otago Daily Times, 11 September 1972.
Headline: Lamb Loss 750,000
Otago Daily Times, 14 September 1972.
McMiIllan, N.A. (1972). Report on major floods in Southland rivers 9-10 Septermber 1972.
Surface Water Hydrology of the Mataura River Catchment.
The Southland Times, Invercargill, Thursday, January 1, 1970 - Monday, December 31, 1979, Special souvenir edition, A century of news, p. 5.