58-618: The Te Wai-o-Pareira / Henderson Creek is an estuarine river in the Auckland Region of New Zealand. It flows north from its sources in the Henderson Valley and Titirangi , before reaching the western Waitematā Harbour . The section of the creek known as Te Wai-o-Pareira / Henderson Creek begins at the point when the Opanuku Stream and Oratia Stream intersect at Henderson ; where tidal estuarine water from
116-714: A case for the river before the Waitangi Tribunal as they would not win. An out-of-court settlement was arranged and the deed of settlement signed by the Crown and Waikato-Tainui in August 2008 settled the raupatu claim to the Waikato River, although other claims for land blocks and harbours are still outstanding. Waikato-Tainui now have joint management of the river with Waikato Regional Council . The ancestral Waikato River flowed from an ancient lake (Lake Huka) in
174-525: A catastrophic breakthrough flood causing the river to change course near Piarere . The Hinuera Gap and Waitoa River are evidence of the river's former course. The water level dropped quickly and the river stayed in this new course through the Maungatautari gorge and Hamilton Basin. Deposits show that the Waikato River was already in the Waikato Basin 21,800 years ago. The river starts in
232-513: A day has been drawn from the river at Tuakau, treated and pumped along a 38-kilometre (24 mi) pipe north to Auckland , where it is mixed with local water. This met 8% of Auckland's water needs in 2010/11. In December 2012 capacity was increased to 125 million litres (33,000,000 US gal), and in 2013 work started to increase it to 150 million litres (40,000,000 US gal). The treatment plant meets New Zealand's 2000 drinking water standards according to Water Care NZ. This
290-409: A population density of 364 people per km . Auckland Region had a population of 1,656,486 in the 2023 New Zealand census , an increase of 84,768 people (5.4%) since the 2018 census , and an increase of 240,936 people (17.0%) since the 2013 census . There were 818,262 males, 832,188 females and 6,036 people of other genders in 544,083 dwellings. 3.5% of people identified as LGBTIQ+ . The median age
348-656: A source of their mana , or pride. The widely respected marae of Tūrangawaewae is close to its banks at Ngāruawāhia. For many years the Tainui tribe have sought to re-establish their links to the river after the New Zealand Wars (see Invasion of the Waikato ) and the subsequent confiscations of the 1860s, and are continuing negotiations with the New Zealand government . The Tainui iwi was advised not to bring
406-487: A thickness of 200 metres (660 ft). A new lake was formed – Lake Taupō . The water accumulated until a new outlet was forced 120 metres (390 ft) above the present lake level, near Waihora Bay. Over the next few thousand years the bed of the river was raised by large amounts of eruption debris. Then the original, blocked outlet suddenly gave way; the lake level fell 75 metres (246 ft) as about 80 cubic kilometres (19 cu mi) of water and debris poured out in
464-541: A water and recreation resource, the river was historically a critical communications and transport link for the communities along it. It took about 3 days to paddle a waka from Waiuku to the Cambridge/Te Awamutu area. Taupō , Mangakino , Cambridge , Hamilton , Horotiu , Ngāruawāhia , Huntly , Hampton Downs , Meremere , Waiuku and Port Waikato are on or close to it. The Waikato River in Hamilton
522-410: Is equal to or better than the A standard for Auckland's other water supplies. Slightly-modified human wastes are pumped into the river downriver of several towns. Hamilton city has one of the most modern water treatment systems in the world following a 2003 report by GHB water consultants. In 2007 $ 22 million was spent upgrading the existing intake station south of the city at Riverlea. This will meet
580-518: Is frequently used by rowers, kayakers and powered pleasure craft. Water-skiers and jet skis have zones outside the city limits where they can be used. The river was of military importance in the land wars between New Zealand settler and Kingitanga forces during 1863–64 and significant battles were fought. Three shallow draft gunboats were designed in New Zealand and built in Sydney in kitset form;
638-472: Is generated annually by the scheme, which is around 13% of New Zealand's total electrical generating capacity. The river also provides cooling water for the coal / natural gas fired thermal power station at Huntly . The power station uses river water as a cooling medium for the old steam units, which means that large quantities of warm water is returned to the river. To limit environmental impacts, conditions are imposed by its resource consent , specifying
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#1732790760957696-590: Is largely the result of the massive Hatepe eruption of the Taupō Volcano in 180 AD. The mean discharge of the Waikato River is 340 cubic metres per second (12,000 cu ft/s), with the highest flows typically occurring in July and August. Specific mean annual floods are low (60–70 L s-1 km-2), and the frequency of events with greater than 3 times the median flow is 0.4 events / year, due to flow regulation and groundwater storage in pumice. As well as being
754-403: Is seen as the major causes of this pollution. Since 2000 Environment Waikato has joined with conservation minded farmers to bring about more efficient and scientific use of fertilizers. The removal of the native vegetation throughout the catchment to accommodate the increasing demand for farmland has contributed to the silting-up of the river with loose soils from eroded farmland, although most of
812-593: Is the summit of Little Barrier Island , at 722 metres. Prior to the merger into the Auckland Council on 1 November 2010, the Auckland Region consisted of seven territorial local authorities (TLAs); four cities and three districts: The Auckland Region is home to at least 23 known species or subspecies exclusively found in the region. This includes plant species such as the Waitākere rock koromiko ,
870-820: The Auckland isthmus and across the low-lying land surrounding the Manukau Harbour , ending within a few kilometres of the mouth of the Waikato River . It also includes the islands of the Hauraki Gulf . It is bordered in the north by the Northland Region , and in the south by the Waikato region. The Hunua Ranges and the adjacent coastline along the Firth of Thames were part of the region until
928-500: The Auckland metropolitan area , smaller towns, rural areas, and the islands of the Hauraki Gulf . Containing 34 percent of the nation's residents, it has by far the largest population and economy of any region of New Zealand, but the second-smallest land area. On 1 November 2010, the Auckland region became a unitary authority administered by the Auckland Council , replacing the previous regional council and seven local councils. In
986-533: The Hinuera Gap into the Firth of Thames and from there into the Hauraki Gulf / Tīkapa Moana . The most recent occasion this is known to have occurred ended some 20,000 years ago, although it is possible that it also flowed north more recently, until about 1800 years ago. A remnant of this former course can be seen as a spur on Lake Karapiro to the south of the settlement of Piarere . The river's current course
1044-732: The North Island . It rises on the eastern slopes of Mount Ruapehu , joining the Tongariro River system and flowing through Lake Taupō , New Zealand's largest lake. It then drains Taupō at the lake's northeastern edge, creates the Huka Falls , and flows northwest through the Waikato Plains . It empties into the Tasman Sea south of Auckland , at Port Waikato . It gives its name to the Waikato region that surrounds
1102-712: The Taupiri Gorge to enter the lower Waikato region. Further north is Huntly and then Meremere , where the Whangamarino and Maramarua Rivers join it. From Mercer, where the Mangatawhiri River joins it, the Waikato flows west and southwest. Just before its mouth at Port Waikato , the Araroa River joins from the north. Numerous small islands lie in the long, thin delta of the river as it passes through low-lying swampy land between Meremere and
1160-623: The Te Atatū Peninsula , however the major brick industries in West Auckland were located to the south, along the Whau River . In 1924, Tui Glen Reserve was established on the shores of the upper creek, and was the first motorcamp in New Zealand. Auckland Region Auckland ( Māori : Tāmaki Makaurau ) is one of the 16 regions of New Zealand , which takes its name from the eponymous urban area . The region encompasses
1218-565: The Tongariro River since 1945. The Poutu Stream joins from Lake Rotoaira to the east, as a tributary of the Tongariro, which flows northward, with State Highway 1 in parallel, through the town of Tūrangi , and into the southern side of Lake Taupō. Extensive engineering of lakes, tunnels and canals are used to generate hydroelectric power in the Tongariro Power Scheme . The Waikato River flows out of Lake Taupō at
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#17327907609571276-653: The WHO provisional guideline of 0.01 grams of arsenic per cubic metre and making the water unsuitable for drinking water unless treated. The majority of arsenic in the Waikato River comes from the Wairakei Geothermal Power Station . The amount of arsenic gradually declines as the river flows northwards and is at its lowest at the Waikato River Heads. Since 2002, around 75 million litres (20,000,000 US gal) of water
1334-507: The Waikumete Stream . Much of the creek has been reforested with native bush. The International Walkway of Trees can be found in central Henderson on the banks of the creek, showcasing many varieties of non-native trees. The creek was known by Te Kawerau ā Maki and other Tāmaki Māori as Waipareira or Te Wai-o-Pareira, which references ancestor Toi-te-huatahi 's niece Pareira. Te Kōpua (modern-day Falls Park / Tui Glen Reserve)
1392-471: The Auckland Council was formed in late 2010, when they were transferred to the Waikato region. In land area the region is smaller than all the other regions and unitary authorities except Nelson . The region's coastline is 3,702 kilometres (2,300 mi) long. It has about 21,000 kilometres (13,000 mi) of rivers and streams, about 8 percent of these in urban areas. Its highest point
1450-612: The Avantidrome through St Peter's School of Cambridge and Tamahere was being constructed in 2019/2020, including an underpass at SH21 to Tamahere Park. Te Araroa (the walkway running the length of the country) follows the Waikato for most of its 80 kilometres (50 mi) between Mercer and Hamilton. The Waikato River and its hydro lakes are home to at least 19 types of native fish and 10 types of introduced fish. The introduced species include rainbow and brown trout providing what has been called "the finest fly-fishing in
1508-476: The Waikato Plains. The present course of the river was largely formed about 17,000 years ago. Contributing factors were climate warming, forest being reestablished in the river headwaters and the deepening, rather than widening, of the existing river channel. The channel was gradually eroded as far up river as Piarere , leaving the old Hinuera channel through the Hinuera Gap high and dry. The remains of
1566-727: The Waitematā Harbour begins. The creek joins the Mānutewhau Creek at the western edges of the Waitematā Harbour . The south-western arm of the creek where the Momutu and Paremuka streams confluence is known locally as Huruhuru Creek, and traditionally by the name Wai Huruhuru Manawa. Tributaries of Te Wai-o-Pareira / Henderson Creek include the Momutu Stream, Rarawaru Stream, Paremuka Stream, Ōpanuku Stream, Oratia Stream and
1624-400: The banks of the river. These include an unlined waste dump at Horotiu, just downriver from Hamilton, whose leachates include persistent organic pollutants such as dieldrin in quantities toxic to freshwater marine life. The 2002 GHD report saw new regulations put in place to make industries comply with a new bylaw which stops hazardous substances entering the water system at all according to
1682-429: The census question. Of those at least 15 years old, 330,039 (24.7%) people had a bachelor's or higher degree, 571,350 (42.7%) had a post-high school certificate or diploma, and 345,828 (25.9%) people exclusively held high school qualifications. The median income was $ 44,700, compared with $ 41,500 nationally. 194,880 people (14.6%) earned over $ 100,000 compared to 12.1% nationally. The employment status of those at least 15
1740-591: The centre of the North Island through deep gorges of welded ignimbrite and rhyolite , northward through the Hinuera Valley and Hauraki Basin into the Thames Estuary. It is possible that the river flowed through the Waikato Basin about a million years ago before returning to its Hinuera course. After the huge Oruanui eruption 27,000 years ago ignimbrite was showered all over the North Island to
1798-492: The cities demand until 2016. Waste water in its untreated state is 99.9% water and 0.1% other matter. A series of sophisticated machines produce clean water of a high standard getting rid of bad tastes odours and toxins to meet the upgraded NZ water standards. The Pukete 2 project which started in 2002 will upgrade the plant in a series of stages costing $ 24 million. A further issue is industrial and metropolitan waste from early-established landfills and waste-emitting factories on
Te Wai-o-Pareira / Henderson Creek - Misplaced Pages Continue
1856-416: The coast, the largest of which is Motutieke Island . There are also over 40 islands between Ngāruawāhia and Tuakau, depending on the level of the river. Maurea Islands, just south of Rangiriri were subject to a restoration trial to test comparative weed treatments, the main weeds being alder and yellow flag iris . In prehistoric times, the Waikato's course has occasionally shifted to flow north through
1914-759: The end of the Waikato River Trails, via Cambridge and Hamilton to Ngāruawāhia. Completion was planned for 2017, but the Cambridge-Hamilton section opening was further delayed from 2021 and opened on 9 December 2022. North of AFFCO at Horotiu , the route includes the second longest cycle bridge in the country (after the Timber Trail ), a 140 m (150 yd) long cable network arch bridge, budgeted to cost $ 2.6m and to open in August, but opened in November 2017. The section from
1972-701: The form of many small streams on the eastern slopes of Mount Ruapehu . The Mangatoetoenui Glacier (once also called the Waikato Glacier) is one of the principal sources. The southernmost tributary is called the Upper Waikato Stream. The Waipakihi River joins the Waikato from the Kaimanawa Mountains to the west. From the point where the river meets the Waihohonu Stream, down to Lake Taupō , it has been formally named
2030-701: The graves of the British military dead can be found at Rangiriri opposite the hotel, shops and cafe. The Waikato's first hydro-electric power station was the Horahora Power Station , now located under the Horahora bridge deep beneath the surface of Lake Karapiro . Horahora was built to supply electricity for the Martha gold mines at Waihi . The river has a series of eight dams and nine hydro-electric power stations that generate electricity for
2088-497: The hulk of the paddle steamer Rangiriri is preserved at Hamilton . In addition locally sourced barges were rebuilt with steel plating to carry troops and supplies. In support of these invasions, New Zealand developed its first "navy", the Waikato Flotilla , run by an Australian Francis Cadell who was presented with a gold watch and diamonds by the New Zealand government in recognition of his service. A cemetery containing
2146-548: The inland tributaries of the creek. The creek's tributary streams were used to transport kauri to the Henderson Mill, which operated on the banks of the creek from 1848 to 1868. In the early 1850s, the creek was known by the name Mill River, because of the Henderson mill. In the late 19th and early 20th centuries, Te Wai-o-Pareira / Henderson Creek was the location of a number of brick and pottery yards at Henderson and on
2204-550: The national grid. These were constructed between 1929 and 1971 to meet growing demand for electricity. The power scheme begins at Lake Taupō, which has control gates to regulate the flow of water into the river. Once released through the gates it takes over 18 hours for the water to flow to the last power station at Karapiro. On its journey downstream it passes through power stations at Aratiatia , Ohakuri , Atiamuri , Whakamaru , Maraetai , Waipapa , Arapuni and Karapiro . Approximately 4000 gigawatt hours (GWh) of electricity
2262-500: The old course are seen clearly at Hinuera , where the cliffs mark the ancient river edges. The Waikato's main tributary is the Waipā River , which converges with it at Ngāruawāhia . The name Waikato comes from the Māori language and translates as flowing water . The Waikato River has spiritual meaning for various local Māori tribes , including the large Tainui , who regard it as
2320-596: The process, an area in its southeastern corner was transferred to the neighbouring Waikato region. Since then, the Auckland Council has introduced a system of local boards to divide the region for local government. On the mainland, the region extends from the mouth of the Kaipara Harbour in the north across the southern stretches of the Northland Peninsula , through the Waitākere Ranges and
2378-421: The quantity of water that can be removed by the station along with the maximum temperature of the water when returned to the river, 25 °C (77 °F). These conditions mean that output of the older steam units can be restricted, especially on very hot summer days. In 2006, a cooling tower was installed. This allows one 250 MW unit to run at full load even during such times. After widescale droughts in 1994,
Te Wai-o-Pareira / Henderson Creek - Misplaced Pages Continue
2436-580: The river between Taupō and Karapiro. All the lakes in this stretch of the river (apart from Lake Taupō) are artificial. The river leaves the Volcanic Plateau at Karapiro, where it emerges from the Maungatautari Gorge, and flows northwest into the Waikato Basin, flowing through the towns of Cambridge , Hamilton , and Ngāruawāhia . It is joined by its largest tributary, the Waipā River , at Ngāruawāhia. It then flows north through
2494-458: The river to Orakei Korako , from Hamilton Gardens to Mystery Creek and Fairfield Bridge and, since 2009, from Tuakau to Port Waikato . On 19 July 2021 a ferry service began on the river in Hamilton, linking Swarbrick's Landing and Braithwaite Park with the museum and gardens . Services ended with liquidation of the company in September 2022. Three trails follow parts of
2552-533: The river. Boosted by New Zealand Cycle Trail funding, the Waikato River Trails , a 100-kilometre (62 mi) series of connected river cycling trails in the South Waikato. The River Trail has five sections, open to both walkers or bikes, between Lake Karapiro and Aratiatia. It opened in 2011. Te Awa River Ride runs for 65 km (40 mi) following the river from Horahora, near
2610-995: The river. Jet skis are confined to the city margins because of their noise. Power boats regularly use the river, including manufacturers and boating shops testing and demonstrating boats, especially in summer. In addition there are numerous kayaks and a few waka. There are council boat ramps, run by Waikato District , Hamilton City, South Waikato District and Taupō District , at Port Waikato Rd; Hoods Landing Rd, Otaua; Elbow Rd, Aka aka; River Rd, Tuakau ; Riverbank Rd, Mercer ; Churchill East Rd, Rangiriri ; Ohinewai Landing Rd; Boatie Reserve SH1, Parry St and Riverview Rd, Huntly ; SH1 Taupiri ; Waikato Esplanade, Ngāruawāhia ; Farm and Braithwaite Parks, Pukete ; Swarbricks Landing, Hamilton Pde, Pine Beach, Ferrybank, Memorial Park , Roose Commerce Park, Hayes Paddock , Hamilton Gardens ; Narrows Lane, Tamahere ; Karapiro (6 ramps); Arapuni (4); Maraetai ; Whakamaru (3); Ohakuri and Mangakino . A ferry service along part of its length
2668-420: The silting is due to the construction of the many hydrodams. In its pre-1930s wild state, the silt was flushed from the river every winter by flood surges. The remnants of these can be seen in the silt channels carved out of what is now St Andrews golf course, adjacent to the river in Hamilton. Arsenic enters the river at concentrations that reach 0.035 grams of arsenic per cubic metre in places, exceeding
2726-539: The small Lake Atiamuri and into the long east–west oriented Lake Whakamaru , with State Highway 30 following its course. It passes northwest through Lake Maraetai and Lake Waipapa, where it is joined by the Waipapa River , then north through Lake Arapuni and into Lake Karapiro . Pokaiwhenua Stream joins the river in Lake Karapiro. Nine hydroelectric power stations at eight dams extract energy from
2784-493: The town of Taupō in Tapuaeharuru Bay at the northeast end of the lake. It flows northeast past the town, alongside State Highway 1, to the Huka Falls . State Highway 5 runs more or less parallel to the river as it flows further northeast. About 40 kilometres (25 mi) from the lake, the river flows west and into the southern end of Lake Ohakuri . It exits from the northwest end of that lake and flows west through
2842-622: The undesccribed Mokohinau gecko , insect species such as the Little Barrier giant wētā , and bird species known to roost exclusively in the Auckland Region, such as the New Zealand storm petrel . Many endemic species are found exclusively within the Waitākere Ranges , on Great Barrier Island , Little Barrier Island and the Mokohinau Islands . Auckland Region covers 4,941.16 km (1,907.79 sq mi) and had an estimated population of 1,798,300 as of June 2024, with
2900-468: The use of the Waikato River to supply drinking water for Auckland was first considered. In July 2002, a water treatment plant was opened at Tuakau , which was expanded in 2021 after major droughts in 2020. The lower Waikato is popular for duck shooting . The Waikato is renowned among whitewater kayaking enthusiasts, specifically for the Full James rapid located north of Taupō. The Full James
2958-464: The world". Other introduced species, like the carp and mosquitofish , have become major pests. The large catchment area of the Waikato River is highly fertile farmland, so intensive agriculture is present. Due to the agricultural activity within the catchment significant agricultural pollution is leached into groundwater and contained in the runoff . The mismanagement of nitrogen fertilizer and effluent spreading practices in dairy farming
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#17327907609573016-572: Was 35.9 years (compared with 38.1 years nationally). There were 318,843 people (19.2%) aged under 15 years, 346,938 (20.9%) aged 15 to 29, 770,949 (46.5%) aged 30 to 64, and 219,750 (13.3%) aged 65 or older. People could identify as more than one ethnicity. The results were 49.8% European ( Pākehā ); 12.3% Māori ; 16.6% Pasifika ; 31.3% Asian ; 2.7% Middle Eastern, Latin American and African New Zealanders (MELAA); and 1.8% other, which includes people giving their ethnicity as "New Zealander". English
3074-508: Was for years conducted by Caesar Roose , several of whose descendants still live beside it. He brought the 1894 400-passenger steamer Manuwai from the Whanganui in 1920. In 1924 a Cambridge to Port Waikato excursion was being run 2 or 3 times a year, taking 12 to 14 hours downstream and a few hours longer upstream; for example steamers in 1939 took about 90 minutes from Ngāruawāhia to Hamilton. Manuwai sank at her moorings in 1938, but
3132-557: Was spoken by 92.3%, Māori language by 2.6%, Samoan by 4.5% and other languages by 29.4%. No language could be spoken by 2.3% (e.g. too young to talk). New Zealand Sign Language was known by 0.4%. The percentage of people born overseas was 42.5, compared with 28.8% nationally. Religious affiliations were 34.9% Christian , 5.4% Hindu , 2.9% Islam , 0.9% Māori religious beliefs , 1.9% Buddhist , 0.3% New Age , 0.2% Jewish , and 2.6% other religions. People who answered that they had no religion were 44.8%, and 6.2% of people did not answer
3190-573: Was taken to Mercer for repair in 1939, where she was converted to a barge. Several of the old steamers remain under, or beside the river, including the Manuwai , Rawhiti (built 1925) and Freetrader on the west bank just south of Mercer. A 1928 article listed 14 boats that had provided river services. To improve navigation, rocks in the Narrows at Tamahere were removed in 1919. Public cruises operate from Aratiatia to Huka Falls , across
3248-445: Was that 712,110 (53.2%) people were employed full-time, 161,946 (12.1%) were part-time, and 43,947 (3.3%) were unemployed. The eponymous city (urban area) of Auckland has a population of 1,531,400 as of June 2024, making up 85.2% of the region's population. Other urban areas in the Auckland region include: Waikato River The Waikato River is the longest river in New Zealand, running for 425 kilometres (264 mi) through
3306-487: Was the end point for where Te Wai-o-Pareira / Henderson Creek could be navigated by canoe, making it the starting place for many on-land pathways, and was a strategic pā for Te Kawerau ā Maki. The lower section of Te Wai-o-Pareira / Henderson Creek was traditionally known as Maanu Te Whau, and was a place where cockles, pipi and oysters were collected. Kauri timber was first logged on the western banks of Te Wai-o-Pareira / Henderson Creek in 1841, before pit-sawyers moved to
3364-486: Was the site of the 1999 World Whitewater Championships, as well as the pre-World event the year before. Lake Karapiro (an artificial lake) is regarded as one of New Zealand's best rowing venues. The World Rowing Championships in 1978 and 2010 , and the 1950 British Empire Games were hosted at Karapiro. The section of the river that flows through Hamilton has the most diverse river traffic with many schools and clubs using rowing skiffs. Rowing races are also held on
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