Heavy rain caused flooding to occur in many regions of the Waikato. Thousands of acres of farmland was inundated and road and railway communication was suspended.
There were serious interruptions to both road and rail traffic caused by slips and flooding in the Swanson district on the 29th of July.
Flood waters covered stretches of the railway.
Part of the Hunua Valley road was under water on the 23rd and there was flooding on the Papakura-Brookby road.
Auckland recorded 4.29 in (10.90 cm) of rain in 48 hours to 9am on the 23rd.
On the 24th there was some flooding of low-lying areas.
The Kumeu River rose considerably to flood the main north road to a depth of 5 ft (1.52 m).
At Waimauku the main road was covered to a depth of 3 ft (0.91 m) on the 22nd.
In the Hauraki district, wind was from the south-east on the 21st and developed into a strong gale on the 22nd. Rain fell from 6am on the 22nd to 5:30am on the 25th.
On the 27th a south-east gale in the Thames Valley accompanied by driving rain caused the rivers to flood again.
From the 24th to the 27th the railway communications between Tauranga, Paeroa, the Waikato and Auckland were completely disorganised on the account of slips on the line and washouts. The flood caused trouble between Tirohia and Waitoki on the Paeroa-Waikato line and at Karangahake, Waikino and Omokoroa on the Paeroa-Tauranga section.
Cambridge recorded 8.3 in (21.08 cm) in 24 hours.
The damage to Coromandel county roads totalled £270 ($23,340 2010 dollars).
The Tapu-Coromandel Road was impassable to all traffic.
Hamilton recorded 2.05 in (5.21 cm) of rain in 24 hours to 9am on the 24th.
Hamilton recorded 2.94 in (7.47 cm) of rain in 48 hours to 9am on the 24th.
The bridge over Okete Stream on the Hamilton-Okete Road was washed away.
Hauraki Plains received 4.03 in (10.24 cm) of rain in three days ending at 8am on the 26th.
The country between Orongo and Kopuarahi was a sea of water.
On the Turua Netherton Road, where stopbanking was not completed, water from the Waihou River poured onto farms. Many hundreds of acres were inundated and in places the water was 2 ft (0.61 m) deep.
In the Mangatawhiri Valley the Pokeno-Paeroa main highway was under water to a depth of 3.5 ft (1.07 m) for a considerable length.
At Mercer the water covered the railway yard through train services were not stopped. Large areas of low-lying land was inundated due to the rapid rise of the Waikato River.
Several houses in the lower portion of the township were flooded and the occupants were evacuated.
Ngaruawahia recorded 5 in (12.7 cm) of rain from the 22nd to the 24th.
There was a washout on the Glenmassey line which held up railway traffic on the 23rd.
The Waipa River flooded the Waingaro Road on the 24th.
Ohinemuri River had a discharge of 12,000 cusecs (340 cumecs) and maintained this steadily for a whole day. The river rose slowly and peaked to give a maximum discharge of 17,150 cusecs (486 cumecs) which was recorded at 8am on the 25th. This peak was maintained for three hours.
Ohinemuri River had a peak depth of 134.40 ft (40.97 m).
The Ohinemuri River overflowed its banks at several points between Waihi and Paeroa. Ohinemuri River broke through a low portion of its banks and washed away the Paeroa-Taneatua railway line and all rail communication was cut off between Paeroa and Waihi.
Paeroa recorded 7.70 in (19.56 cm) of rain in 72 hours from 6am on the 22nd to 5:30am on the 25th.
Paeroa recorded 3.04 in (7.72 cm) of rain in 14 hours.
Paeroa recorded 6.60 in (16.76 cm) of rain from 9am on the 23rd to 9am on the 25th.
Rain was accompanied by a high easterly or south-easterly wind.
Low-lying portions of the town were flooded. Surface water collected at Arney, Wharf and Princes Streets, Upper Normanby and along Taylor's Avenue.
A serious break occurred in the water supply. Debris lodged against the main and dislocated the pipe at the headworks at Tarariki Stream.
A few pigs were lost, but no other losses of stock were reported.
Farms were flooded on Mill, Cadman and Ryall road areas.
The upper Waihou River peaked at Puke Road (Paeroa) at R.L. 110.55 (33.70 m). This level was 3.15 ft (0.96 m) higher than the previous record of 107.40 on the 21st May 1926 and only 1.20 ft (0.37 m) below the level of which the stopbanks had been designed.
The Waihou River had a peak discharge of 15,900 cusecs (450 cumecs) at Ngahina Wharf at Paeroa.
On the 27th at Puke Road in Paeroa the Waihou River flood waters rose 1 ft (0.3 m) higher than the peak height of the previous week.
Road communication between Te Aroha and Paeroa was blocked. The road between Paeroa and Waihi was under water in several places up to 5-6 ft (1.52-1.83 m) deep and traffic was suspended. A heavy slip occurred on the Waihi-Paeroa road near Paeroa at the entrance to the Karangahake Gorge.
The road near Tarariki Stream was under water and all low-lying in the area was under water in some parts to a depth of 4-5 ft (1.22-1.52 m).
The whole of the low-lying land from Hikutaia to Paeroa was a sheet of water from the foothills to the stopbanks.
All train communication past Paeroa was suspended. The Paeroa-Waihi railway line was blocked by several slips between Karangahake and Waikino.
Piako River was in moderate flood and peaked at 2800 cusecs (79.3 cumecs).
Te Aroha recorded 9 in (22.86 cm) of rain in 48 hours ending 9am on the 24th.
Te Aroha recorded 5.40 in (13.72 cm) of rain in 24 hours ending 9am on the 24th.
Thousands of acres on both sides of the Waihou River were inundated. Farmlands were flooded and there was extensive damage.
Flood waters across the road from Te Aroha to Te Aroha West was barred by 6-7 ft (1.83-2.13 m) of water. The road to Waiorongomai and Gordon was under water and was scoured out in places. The damage to roads in this manner was very extensive.
Some houses were flooded to considerable depths.
Part of the bridge of Gordon Road was washed away.
At Te Aroha, the Waihou River flood level rose to 129.68 ft (39.53 m), and was only 0.68 ft (0.21 m) below the record level recorded on in May 1924.
The Waihou River had a peak discharge of 14,000 cusecs (396 cumecs) at Te Aroha.
Thames recorded 4.32 in (10.97 cm) of rain in three days ending at 10am on the 24th.
All rivers and streams were flooded in Thames.
At Kirikiri Stream, water 3.5 ft deep was flowing over the Thames-Paeroa Road between Kopu and Kirikiri, making the road impassable.
The Waihou River had a peak discharge of 14,771 cusecs (418 cumecs) at Tirohia with a peak river level of 113.79 ft (34.68 m). Correcting this for the break-out gave a peak discharge of 14,940 cusecs (423 cumecs) and a river level of 114.80 ft (34.99 m).
A cost of $54,700 was required to raise and strengthen stopbanks after this flood.
There was heavy flooding between Mangaiti and Tirohia. At both Mangaiti and Tirohia the railway line was covered by flood waters. Washouts occurred in places, damaging the line. The road between Tirohia and Mangaiti was also inundated and impassable.
On the 27th, the flooded areas in the Tirohia-Rotokohu district which were about 5000 acres (2023 ha) in size were relieved of flood waters after a portion of the bank of the Waihou River near the junction of the Ohinemuri River was dynamited away.
Waihi recorded 23.82 in (60.50 cm) of rain in 72 hours from 6am on the 22nd to 5:30am on the 25th.
Waihi recorded 5.82 in (14.78 cm) of rain in 6.25 hours from 8:30pm on the 24th to 2:45am on the 25th.
The upper Waihou River was in very high flood and extensive flooding occurred in the lower Waihou River on both sides of the river. The river overflowed its banks in several places and inundated the countryside for a wide area.
The peak discharge was estimated at 28,000 cusecs (793 cumecs) at the confluence of the Waihou and Ohinemuri Rivers.
The flood was the heaviest since 1910.
Heavy rain in parts of the catchment brought the Waikato River into flood from the 23th to the 28th of July.
Some light stock losses were reported but no serious damage occurred.
Waitoa River was in moderate flood and peaked at 950 cusecs (26.9 cumecs).
At Waitoki there were several washouts on the railway line resulting in considerable damage.
Low-lying farms around Wharepoa were under water.
There was an extensive washout along the Tauranga-Auckland line at Omokoroa.
Heavy rain caused flooding to occur in many regions of the Waikato. Thousands of acres of farmland was inundated and road and railway communication was suspended.
There were serious interruptions to both road and rail traffic caused by slips and flooding in the Swanson district on the 29th of July.
Flood waters covered stretches of the railway.
Part of the Hunua Valley road was under water on the 23rd and there was flooding on the Papakura-Brookby road.
Auckland recorded 4.29 in (10.90 cm) of rain in 48 hours to 9am on the 23rd.
On the 24th there was some flooding of low-lying areas.
The Kumeu River rose considerably to flood the main north road to a depth of 5 ft (1.52 m).
At Waimauku the main road was covered to a depth of 3 ft (0.91 m) on the 22nd.
In the Hauraki district, wind was from the south-east on the 21st and developed into a strong gale on the 22nd. Rain fell from 6am on the 22nd to 5:30am on the 25th.
On the 27th a south-east gale in the Thames Valley accompanied by driving rain caused the rivers to flood again.
From the 24th to the 27th the railway communications between Tauranga, Paeroa, the Waikato and Auckland were completely disorganised on the account of slips on the line and washouts. The flood caused trouble between Tirohia and Waitoki on the Paeroa-Waikato line and at Karangahake, Waikino and Omokoroa on the Paeroa-Tauranga section.
Cambridge recorded 8.3 in (21.08 cm) in 24 hours.
The damage to Coromandel county roads totalled £270 ($23,340 2010 dollars).
The Tapu-Coromandel Road was impassable to all traffic.
Hamilton recorded 2.05 in (5.21 cm) of rain in 24 hours to 9am on the 24th.
Hamilton recorded 2.94 in (7.47 cm) of rain in 48 hours to 9am on the 24th.
The bridge over Okete Stream on the Hamilton-Okete Road was washed away.
Hauraki Plains received 4.03 in (10.24 cm) of rain in three days ending at 8am on the 26th.
The country between Orongo and Kopuarahi was a sea of water.
On the Turua Netherton Road, where stopbanking was not completed, water from the Waihou River poured onto farms. Many hundreds of acres were inundated and in places the water was 2 ft (0.61 m) deep.
In the Mangatawhiri Valley the Pokeno-Paeroa main highway was under water to a depth of 3.5 ft (1.07 m) for a considerable length.
At Mercer the water covered the railway yard through train services were not stopped. Large areas of low-lying land was inundated due to the rapid rise of the Waikato River.
Several houses in the lower portion of the township were flooded and the occupants were evacuated.
Ngaruawahia recorded 5 in (12.7 cm) of rain from the 22nd to the 24th.
There was a washout on the Glenmassey line which held up railway traffic on the 23rd.
The Waipa River flooded the Waingaro Road on the 24th.
Ohinemuri River had a discharge of 12,000 cusecs (340 cumecs) and maintained this steadily for a whole day. The river rose slowly and peaked to give a maximum discharge of 17,150 cusecs (486 cumecs) which was recorded at 8am on the 25th. This peak was maintained for three hours.
Ohinemuri River had a peak depth of 134.40 ft (40.97 m).
The Ohinemuri River overflowed its banks at several points between Waihi and Paeroa. Ohinemuri River broke through a low portion of its banks and washed away the Paeroa-Taneatua railway line and all rail communication was cut off between Paeroa and Waihi.
Paeroa recorded 7.70 in (19.56 cm) of rain in 72 hours from 6am on the 22nd to 5:30am on the 25th.
Paeroa recorded 3.04 in (7.72 cm) of rain in 14 hours.
Paeroa recorded 6.60 in (16.76 cm) of rain from 9am on the 23rd to 9am on the 25th.
Rain was accompanied by a high easterly or south-easterly wind.
Low-lying portions of the town were flooded. Surface water collected at Arney, Wharf and Princes Streets, Upper Normanby and along Taylor's Avenue.
A serious break occurred in the water supply. Debris lodged against the main and dislocated the pipe at the headworks at Tarariki Stream.
A few pigs were lost, but no other losses of stock were reported.
Farms were flooded on Mill, Cadman and Ryall road areas.
The upper Waihou River peaked at Puke Road (Paeroa) at R.L. 110.55 (33.70 m). This level was 3.15 ft (0.96 m) higher than the previous record of 107.40 on the 21st May 1926 and only 1.20 ft (0.37 m) below the level of which the stopbanks had been designed.
The Waihou River had a peak discharge of 15,900 cusecs (450 cumecs) at Ngahina Wharf at Paeroa.
On the 27th at Puke Road in Paeroa the Waihou River flood waters rose 1 ft (0.3 m) higher than the peak height of the previous week.
Road communication between Te Aroha and Paeroa was blocked. The road between Paeroa and Waihi was under water in several places up to 5-6 ft (1.52-1.83 m) deep and traffic was suspended. A heavy slip occurred on the Waihi-Paeroa road near Paeroa at the entrance to the Karangahake Gorge.
The road near Tarariki Stream was under water and all low-lying in the area was under water in some parts to a depth of 4-5 ft (1.22-1.52 m).
The whole of the low-lying land from Hikutaia to Paeroa was a sheet of water from the foothills to the stopbanks.
All train communication past Paeroa was suspended. The Paeroa-Waihi railway line was blocked by several slips between Karangahake and Waikino.
Piako River was in moderate flood and peaked at 2800 cusecs (79.3 cumecs).
Te Aroha recorded 9 in (22.86 cm) of rain in 48 hours ending 9am on the 24th.
Te Aroha recorded 5.40 in (13.72 cm) of rain in 24 hours ending 9am on the 24th.
Thousands of acres on both sides of the Waihou River were inundated. Farmlands were flooded and there was extensive damage.
Flood waters across the road from Te Aroha to Te Aroha West was barred by 6-7 ft (1.83-2.13 m) of water. The road to Waiorongomai and Gordon was under water and was scoured out in places. The damage to roads in this manner was very extensive.
Some houses were flooded to considerable depths.
Part of the bridge of Gordon Road was washed away.
At Te Aroha, the Waihou River flood level rose to 129.68 ft (39.53 m), and was only 0.68 ft (0.21 m) below the record level recorded on in May 1924.
The Waihou River had a peak discharge of 14,000 cusecs (396 cumecs) at Te Aroha.
Thames recorded 4.32 in (10.97 cm) of rain in three days ending at 10am on the 24th.
All rivers and streams were flooded in Thames.
At Kirikiri Stream, water 3.5 ft deep was flowing over the Thames-Paeroa Road between Kopu and Kirikiri, making the road impassable.
The Waihou River had a peak discharge of 14,771 cusecs (418 cumecs) at Tirohia with a peak river level of 113.79 ft (34.68 m). Correcting this for the break-out gave a peak discharge of 14,940 cusecs (423 cumecs) and a river level of 114.80 ft (34.99 m).
A cost of $54,700 was required to raise and strengthen stopbanks after this flood.
There was heavy flooding between Mangaiti and Tirohia. At both Mangaiti and Tirohia the railway line was covered by flood waters. Washouts occurred in places, damaging the line. The road between Tirohia and Mangaiti was also inundated and impassable.
On the 27th, the flooded areas in the Tirohia-Rotokohu district which were about 5000 acres (2023 ha) in size were relieved of flood waters after a portion of the bank of the Waihou River near the junction of the Ohinemuri River was dynamited away.
Waihi recorded 23.82 in (60.50 cm) of rain in 72 hours from 6am on the 22nd to 5:30am on the 25th.
Waihi recorded 5.82 in (14.78 cm) of rain in 6.25 hours from 8:30pm on the 24th to 2:45am on the 25th.
The upper Waihou River was in very high flood and extensive flooding occurred in the lower Waihou River on both sides of the river. The river overflowed its banks in several places and inundated the countryside for a wide area.
The peak discharge was estimated at 28,000 cusecs (793 cumecs) at the confluence of the Waihou and Ohinemuri Rivers.
The flood was the heaviest since 1910.
Heavy rain in parts of the catchment brought the Waikato River into flood from the 23th to the 28th of July.
Some light stock losses were reported but no serious damage occurred.
Waitoa River was in moderate flood and peaked at 950 cusecs (26.9 cumecs).
At Waitoki there were several washouts on the railway line resulting in considerable damage.
Low-lying farms around Wharepoa were under water.
There was an extensive washout along the Tauranga-Auckland line at Omokoroa.