The torrential rain brought the rivers on both sides of the Alps into high flood.
The heavy rain brought rivers on both sides of the Alps into high flood.
Lake Rotoroa outfall had a peak discharge of 3900 cusecs (110 cumecs).
Murchison recorded 2.98 in (7.57cm) of rain in 24 hours.
Many bridges were swept away.
Houses were flooded.
Roads and railways were blocked by slips and washouts.
Telephone and telegraph lines were down.
The repairs to bridges cost thousands of pounds to repair.
A 150 ft (45.7 m) gap was torn in the Blackball combined rail and road bridge.
The whole of Westland was isolated with radio the only means of communication.
Rivers in south Westland were in very high flood, some reaching record peaks.
The damage to highways was widespread and severe.
In the Buller area, the rivers were very high.
The cost of damage due to floods was £150,000 ($9,292,800 2009 dollars).
There were considerable stock losses.
Grey county roads suffered damage totalling £1527 ($94,600 2009 dollars).
Inangahua county roads suffered damage totalling £3455 ($214,000 2009 dollars).
Using slope area measurement, Buller River had a discharge of 437,000 cusecs (12,374 cumecs). This flood was not as big at Westport as the flood of 1925. The catchment area was 2282 sq miles (5910 km^2).
Greymouth recorded 2.84 in (7.21 cm) of rain in 24 hours.
Greymouth recorded 7.08 in (17.98 cm) of rain in four days.
Grey River ran very high. At its peak it was level with the top of the wharf.
Floodwaters were backed up in all low-lying streets and invaded shops and homes.
Most of the business area was inundated by water.
Haast and Arawhata Rivers rose approximately 2 ft (0.61 m) above the highest previous records.
Haast River had an estimated peak discharge of 257,000 cusecs (7277 cumecs).
Haast River overtopped its banks.
Hokitika recorded 4.34 in (11.02 cm) of rain in 24 hours.
Inangahua recorded 7.25 in (18.42 cm) of rain in 24 hours.
Using slope area measurement, Inangahua River had a peak discharge of 124,500 cusecs (3525 cumecs) at the landing bridge. The catchment area was 388 sq miles (1005 km^2).
The 1950 flood level of Inangahua River was 1 ft (0.31 m) higher than the flood of 1926 at Rotokohu and 2 ft (0.61 m) higher at Landing Bridge.
The old road bridge across Taramakau River at Kumara had two gaps, 200 ft (61 m) long, torn in it.
Using slope area measurement, Maruia River had a peak discharge of 67,400 cusecs (1909 cumecs) at Higgins bridge.
Otira recorded 16.00 in (40.64 cm) of rain in 24 hours.
Otira recorded 32.00 in (81.28 cm) of rain in four days.
There was extremely heavy rain in the Otira area.
Numerous slips and wash outs occurred within the Otira Gorge and the road was blocked for several weeks.
Reefton recorded 10.00 in (25.4 cm) of rain in four days.
Reefton recorded 3.90 in (9.91 cm) of rain in 24 hours.
One man died after falling through a bridge at Reefton.
The Waitahu combined bridge near Reefton, lost a complete span and 40 ft (12.2 m) of the approach.
There was flooding in Canterbury caused by heavy rain in the alps.
The main rivers which were affected were the Waimakariri, Rakaia and Rangitata.
Bealey recorded 6.38 in (16.21 cm) of rain in 24 hours on the 26th
Cass-Arthurs Pass district recorded 18.00 in (45.72 cm) of rain in 24 hours.
Cass-Arthurs Pass district recorded 26.00 in (66.04 cm) of rain in three days.
Cass-Arthurs Pass distict was the main area of heavy rain.
The automatic reader at Arthurs Pass recorded 10.55 in (26.80 cm) of rain in 24 hours on the 25th.
The automatic reader at Arthurs Pass recorded 10.68 in (27.13 cm) of rain in 24 hours on the 26th.
Arthurs Pass recorded 11.40 in (28.96 cm) of rain in 24 hours on the 26th (manual).
There was severe damage to both the highway and railway in the Bealey and Arthurs Pass area. Large sections were scoured out.
Halpin Creek scoured out the road and railway and approximately 100,000 cubic yards of shingle was deposited on the road.
Harper River peaked at 4160 cusecs (118 cumecs) at Lake Coleridge.
Torrential downpour started at 5pm on the 26th and slackened the next morning.
Only the head of the lake area flooded and the low-lying ground was completely flooded.
There was a loss of over 2000 sheep.
Makarora Station power plant was out of action.
Makarora River changed its course.
There was damage to trees and fencing.
Rakaia River was in high flood and washed out the approaches to the railway bridges. Water was 3 ft (0.91 m) over the line.
Road traffic was suspended.
The river rose 10 ft (3.05 m) above normal and the river discharge was over 160,000 cusecs (4531 cumecs).
Rangitata River peaked at 53,000 cusecs (1501 cumecs) at the irrigation intake.
A fairly severe flash flood occurred in Rangitata River.
Overflows above Arundel caused serious damage to 40 acres (16 ha) of farmland and crops.
Some houses in the vicinity of the town were evacuated.
Two miles of road was endangered.
The Hermitage recorded 11.50 in (40.64 cm) of rain in 24 hours on the 26th.
Waiau River scoured out a portion of the Lewis Pass highway.
Waimakariri River was in heavy flood.
The water level rise in the gorge was 11.25 ft (3.43 m).
Waimakariri River flood discharge was estimated at 185,000 cusecs (5239 cumecs) at the traffic bridge (the previous maximum was 175,000 cusecs (4955 cumecs)).
There was a break in the river which flooded several hundred acres between Waimakariri River and Kaiapoi River.
Approximately 12 houses were flooded in the Stewart Gully area.
Stock losses were small.
The torrential rain brought the rivers on both sides of the Alps into high flood.
The heavy rain brought rivers on both sides of the Alps into high flood.
Lake Rotoroa outfall had a peak discharge of 3900 cusecs (110 cumecs).
Murchison recorded 2.98 in (7.57cm) of rain in 24 hours.
Many bridges were swept away.
Houses were flooded.
Roads and railways were blocked by slips and washouts.
Telephone and telegraph lines were down.
The repairs to bridges cost thousands of pounds to repair.
A 150 ft (45.7 m) gap was torn in the Blackball combined rail and road bridge.
The whole of Westland was isolated with radio the only means of communication.
Rivers in south Westland were in very high flood, some reaching record peaks.
The damage to highways was widespread and severe.
In the Buller area, the rivers were very high.
The cost of damage due to floods was £150,000 ($9,292,800 2009 dollars).
There were considerable stock losses.
Grey county roads suffered damage totalling £1527 ($94,600 2009 dollars).
Inangahua county roads suffered damage totalling £3455 ($214,000 2009 dollars).
Using slope area measurement, Buller River had a discharge of 437,000 cusecs (12,374 cumecs). This flood was not as big at Westport as the flood of 1925. The catchment area was 2282 sq miles (5910 km^2).
Greymouth recorded 2.84 in (7.21 cm) of rain in 24 hours.
Greymouth recorded 7.08 in (17.98 cm) of rain in four days.
Grey River ran very high. At its peak it was level with the top of the wharf.
Floodwaters were backed up in all low-lying streets and invaded shops and homes.
Most of the business area was inundated by water.
Haast and Arawhata Rivers rose approximately 2 ft (0.61 m) above the highest previous records.
Haast River had an estimated peak discharge of 257,000 cusecs (7277 cumecs).
Haast River overtopped its banks.
Hokitika recorded 4.34 in (11.02 cm) of rain in 24 hours.
Inangahua recorded 7.25 in (18.42 cm) of rain in 24 hours.
Using slope area measurement, Inangahua River had a peak discharge of 124,500 cusecs (3525 cumecs) at the landing bridge. The catchment area was 388 sq miles (1005 km^2).
The 1950 flood level of Inangahua River was 1 ft (0.31 m) higher than the flood of 1926 at Rotokohu and 2 ft (0.61 m) higher at Landing Bridge.
The old road bridge across Taramakau River at Kumara had two gaps, 200 ft (61 m) long, torn in it.
Using slope area measurement, Maruia River had a peak discharge of 67,400 cusecs (1909 cumecs) at Higgins bridge.
Otira recorded 16.00 in (40.64 cm) of rain in 24 hours.
Otira recorded 32.00 in (81.28 cm) of rain in four days.
There was extremely heavy rain in the Otira area.
Numerous slips and wash outs occurred within the Otira Gorge and the road was blocked for several weeks.
Reefton recorded 10.00 in (25.4 cm) of rain in four days.
Reefton recorded 3.90 in (9.91 cm) of rain in 24 hours.
One man died after falling through a bridge at Reefton.
The Waitahu combined bridge near Reefton, lost a complete span and 40 ft (12.2 m) of the approach.
There was flooding in Canterbury caused by heavy rain in the alps.
The main rivers which were affected were the Waimakariri, Rakaia and Rangitata.
Bealey recorded 6.38 in (16.21 cm) of rain in 24 hours on the 26th
Cass-Arthurs Pass district recorded 18.00 in (45.72 cm) of rain in 24 hours.
Cass-Arthurs Pass district recorded 26.00 in (66.04 cm) of rain in three days.
Cass-Arthurs Pass distict was the main area of heavy rain.
The automatic reader at Arthurs Pass recorded 10.55 in (26.80 cm) of rain in 24 hours on the 25th.
The automatic reader at Arthurs Pass recorded 10.68 in (27.13 cm) of rain in 24 hours on the 26th.
Arthurs Pass recorded 11.40 in (28.96 cm) of rain in 24 hours on the 26th (manual).
There was severe damage to both the highway and railway in the Bealey and Arthurs Pass area. Large sections were scoured out.
Halpin Creek scoured out the road and railway and approximately 100,000 cubic yards of shingle was deposited on the road.
Harper River peaked at 4160 cusecs (118 cumecs) at Lake Coleridge.
Torrential downpour started at 5pm on the 26th and slackened the next morning.
Only the head of the lake area flooded and the low-lying ground was completely flooded.
There was a loss of over 2000 sheep.
Makarora Station power plant was out of action.
Makarora River changed its course.
There was damage to trees and fencing.
Rakaia River was in high flood and washed out the approaches to the railway bridges. Water was 3 ft (0.91 m) over the line.
Road traffic was suspended.
The river rose 10 ft (3.05 m) above normal and the river discharge was over 160,000 cusecs (4531 cumecs).
Rangitata River peaked at 53,000 cusecs (1501 cumecs) at the irrigation intake.
A fairly severe flash flood occurred in Rangitata River.
Overflows above Arundel caused serious damage to 40 acres (16 ha) of farmland and crops.
Some houses in the vicinity of the town were evacuated.
Two miles of road was endangered.
The Hermitage recorded 11.50 in (40.64 cm) of rain in 24 hours on the 26th.
Waiau River scoured out a portion of the Lewis Pass highway.
Waimakariri River was in heavy flood.
The water level rise in the gorge was 11.25 ft (3.43 m).
Waimakariri River flood discharge was estimated at 185,000 cusecs (5239 cumecs) at the traffic bridge (the previous maximum was 175,000 cusecs (4955 cumecs)).
There was a break in the river which flooded several hundred acres between Waimakariri River and Kaiapoi River.
Approximately 12 houses were flooded in the Stewart Gully area.
Stock losses were small.