NZ Historic Weather Events Catalogue
May 1926 Upper North Island Flooding ( 1926-05-19 )
Heavy rain brought flooding to Northland, Auckland and Waikato.
North Island
Multi Hazard
at
North Island
Duration: 3 days - From the 19th to the 21st of May.
Northland
Flooding
at
Hikurangi
Hikurangi was inundated when Mangawhero Stream burst its banks on the 19th.
Flooding
at
Kawakawa
At Kawakawa, large areas were submerged.
Auckland
Heavy Rain
at
Auckland
Auckland recorded 3.79 in (9.6 cm) of rain in 24 hours on the 19th.
Continuous rain fell in the Auckland district.
Flooding
There were floods and washouts.
There were washouts on the main railway line north and south of Helensville on the 20th.
Landslide
Severe damage was done to the Auckland city water supply when slips broke pipelines at Waitakere and Nihotupu.
Flooding
at
Auckland City
In the city, cellars were flooded and damage was done to property.
The basement premises of Williams Rental Cars Limited was 12 in (30cm) under water.
Considerable damage was done to the fittings and furnishings of Mr H.White's Waitemata billiard room. The damage to one billiard table was estimated at £150 ($12,600 2008 dollars).
Eden Park was waterlogged.
Flooding
at
Epsom
A large area of the Epsom and Edendale districts was flooded.
Flooding
at
Kumeu
The Kumeu post office was flooded.
The flood rose 12 in (30 cm) at the post office.
Flooding
at
Mount Eden
There was extensive flooding in Edendale (Mt Eden). Low-lying portions suffered severely.
The Eden Rugby Football Club's training shed was almost surrounded by water.
Houses in Camborne Road had watrer on several sides. Houses in Peary and Shackelton Roads were almost surrounded by stormwater.
Paddocks in the vicinity were badly damaged.
Flooding
at
Muriwai Beach
The road to Muriwai Beach was covered with water, and the approach to the beach was washed away.
Landslide
at
Nihotupu Pipeline
There was a big break in the water main from Nihotupu dam.
Landslide
at
Parnell
A slip came down on the southern side of the Parnell tunnel on the 20th.
Flooding
at
Puhoi
Puhoi and Waiwera were flooded.
Flood waters from the Puhoi River inundated the Puhoi store and post office.
The main street was 4 ft (1.2 m) under water.
Clay roads were impassable.
Flooding
at
Waimauku
A stretch of Main North Road near Waimauku was flooded.
The water over the road was about 7 ft (2.1 m) deep.
Flooding
at
Waiwera
Puhoi and Waiwera were flooded.
Flooding in the Waiwera Valley was serious.
Waikato
Flooding
at
Hikutaia
Hikutaia Creek (River) was running high and overflowed its banks above the Paeroa-Kopu Main Highway.
Hikutaia Village was flooded.
Flooding
at
Komata
Land from Komata drain to Stock's drain was flooded to a considerable depth.
Flooding
at
Mackaytown
Mackaytown flooding commenced at 3pm on the 20th.
The Ohinemuri River at Mackaytown reached a peak level of 135.95 ft (41.44 m).
The Ohinemuri River at Mackaytown had a peak discharge of 20,200 cusecs (572 cumecs).
Flooding
at
Ohinemuri River
The Ohinemuri River had a total runoff of 24,471 acre-feet (1,233 m^3) from the 19th to the 21st.
Heavy Rain
at
Paeroa
Paeroa recorded 3.40 in (8.6 cm) of rain.
Heavy rain commenced at 3am on the 19th.
The maximum rainfall intensity was 0.47 in/hr (1.2 cm/hr).
Flooding
The Ohinemuri River at Criterion Bridge peaked at 118.70 ft (36.18 m) on the 21st.
The Waihou River at Ngahina (Paeroa) peaked at 107.43 ft (32.74 m).
Flooding
at
Te Aroha
The Waihou River at Te Aroha reached a peak level of 124.00 ft (37.80 m).
The Waihou River at Te Aroha had a peak discharge of 3000 cusecs (85 cumecs).
Heavy Rain
at
Waihi
Waihi recorded 11.44 in (29.1 cm) of rain in 48 hours.
References
- Cowie, C.A.; Attwood, A.K. (1957). Floods in New Zealand 1920-1953. The Soil Conservation Control Council, Wellington, New Zealand.
- Headline: Rain results in floods.
- The New Zealand Herald, 21 May 1926.
May 1926 Upper North Island Flooding ( 1926-05-19 )
Heavy rain brought flooding to Northland, Auckland and Waikato.
North Island
Multi Hazard
at
North Island
Duration: 3 days - From the 19th to the 21st of May.
Northland
Flooding
at
Hikurangi
Hikurangi was inundated when Mangawhero Stream burst its banks on the 19th.
Flooding
at
Kawakawa
At Kawakawa, large areas were submerged.
Auckland
Heavy Rain
at
Auckland
Auckland recorded 3.79 in (9.6 cm) of rain in 24 hours on the 19th.
Continuous rain fell in the Auckland district.
Flooding
There were floods and washouts.
There were washouts on the main railway line north and south of Helensville on the 20th.
Landslide
Severe damage was done to the Auckland city water supply when slips broke pipelines at Waitakere and Nihotupu.
Flooding
at
Auckland City
In the city, cellars were flooded and damage was done to property.
The basement premises of Williams Rental Cars Limited was 12 in (30cm) under water.
Considerable damage was done to the fittings and furnishings of Mr H.White's Waitemata billiard room. The damage to one billiard table was estimated at £150 ($12,600 2008 dollars).
Eden Park was waterlogged.
Flooding
at
Epsom
A large area of the Epsom and Edendale districts was flooded.
Flooding
at
Kumeu
The Kumeu post office was flooded.
The flood rose 12 in (30 cm) at the post office.
Flooding
at
Mount Eden
There was extensive flooding in Edendale (Mt Eden). Low-lying portions suffered severely.
The Eden Rugby Football Club's training shed was almost surrounded by water.
Houses in Camborne Road had watrer on several sides. Houses in Peary and Shackelton Roads were almost surrounded by stormwater.
Paddocks in the vicinity were badly damaged.
Flooding
at
Muriwai Beach
The road to Muriwai Beach was covered with water, and the approach to the beach was washed away.
Landslide
at
Nihotupu Pipeline
There was a big break in the water main from Nihotupu dam.
Landslide
at
Parnell
A slip came down on the southern side of the Parnell tunnel on the 20th.
Flooding
at
Puhoi
Puhoi and Waiwera were flooded.
Flood waters from the Puhoi River inundated the Puhoi store and post office.
The main street was 4 ft (1.2 m) under water.
Clay roads were impassable.
Flooding
at
Waimauku
A stretch of Main North Road near Waimauku was flooded.
The water over the road was about 7 ft (2.1 m) deep.
Flooding
at
Waiwera
Puhoi and Waiwera were flooded.
Flooding in the Waiwera Valley was serious.
Waikato
Flooding
at
Hikutaia
Hikutaia Creek (River) was running high and overflowed its banks above the Paeroa-Kopu Main Highway.
Hikutaia Village was flooded.
Flooding
at
Komata
Land from Komata drain to Stock's drain was flooded to a considerable depth.
Flooding
at
Mackaytown
Mackaytown flooding commenced at 3pm on the 20th.
The Ohinemuri River at Mackaytown reached a peak level of 135.95 ft (41.44 m).
The Ohinemuri River at Mackaytown had a peak discharge of 20,200 cusecs (572 cumecs).
Flooding
at
Ohinemuri River
The Ohinemuri River had a total runoff of 24,471 acre-feet (1,233 m^3) from the 19th to the 21st.
Heavy Rain
at
Paeroa
Paeroa recorded 3.40 in (8.6 cm) of rain.
Heavy rain commenced at 3am on the 19th.
The maximum rainfall intensity was 0.47 in/hr (1.2 cm/hr).
Flooding
The Ohinemuri River at Criterion Bridge peaked at 118.70 ft (36.18 m) on the 21st.
The Waihou River at Ngahina (Paeroa) peaked at 107.43 ft (32.74 m).
Flooding
at
Te Aroha
The Waihou River at Te Aroha reached a peak level of 124.00 ft (37.80 m).
The Waihou River at Te Aroha had a peak discharge of 3000 cusecs (85 cumecs).
Heavy Rain
at
Waihi
Waihi recorded 11.44 in (29.1 cm) of rain in 48 hours.
References
- Cowie, C.A.; Attwood, A.K. (1957). Floods in New Zealand 1920-1953. The Soil Conservation Control Council, Wellington, New Zealand.
- Headline: Rain results in floods.
- The New Zealand Herald, 21 May 1926.