The "normal demand management" curve 1991- end of 1993 shows the typical oscillation of dam storage levels from full to 75% of full. Watercare chief executive Raveen Jaduram says Auckland’s H?nua dams, which provide 80 per cent of our water storage, are still severely depleted after a record-breaking dry period. A 10th dam, Hays Creek Dam, will be reconnected to the network in December 2020. How much water do the Hūnua dams provide? With the river currently above median flow, Watercare already has consents to take 175 million litres a day (MLD) from the river, which is the maximum its Waikato Water Treatment Plant in Tuakau can currently treat and deliver. The Hūnua and Waitākere ranges receive about 1.8 metres of rain annually – about 50 per cent more than central Auckland. Watercare's live water usage tracker monitors usage over a week and with the needle on the edge of the red zone, ... Dam levels were just over 70 percent full as of this morning, lower than they are typically this time of year. Our dams in the Waitākere … Understand how Auckland Council and the Local Disaster Management Group manage emergency situations in your area. 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Dam water comes from catchments high in the ranges. Today the dams are 56.5 per cent full, up from 56.08 per cent yesterday. Auckland dam's levels are sitting at 47 percent full today. Our dams in the Hūnua Ranges are by far the largest. Watercare said this week’s rain has seen the city’s dam levels increase from just under 45 per cent to over 47 per cent on Thursday. On Monday, Watercare spokeswoman Maxine Clayton said the city's dam levels were up 1 per cent to 46.5 per cent after Sunday's wet weather. All rights reserved. According to Watercare’s latest drought status update (as at Monday), the Hunua Ranges have had 76.5mm of rain in the past seven days and 2mm on Sunday. Be waterwise this summer, Godwits return to Watercare Coastal Walkway, Green light for Pukekohe Wastewater Treatment Plant upgrades, Having trouble logging in? A large proportion of Auckland’s drinking water comes from nine dams which are connected to treatment plants that serve the metropolitan water supply network. Dams are now at 44.9 per cent capacity compared to 44.5 per cent yesterday. Google+. Press Release – Watercare Services. Copyright © 2020 Watercare. A large proportion of Auckland’s drinking water comes from nine dams in Auckland’s Hūnua and Waitākere ranges. Completed: 1977 Pinterest. Auckland's dam levels. We are bringing a former water storage dam and bore back into service, and expanding the Waikato Water Treatment Plant. “Our total dam storage level is currently 58.5 per cent, whereas normally at this time of year we’d be in a comfortable position at more than 80 per cent full. Outgoing Watercare chief executive Raveen Jaduram said the authority had set a goal of getting the region's dam levels to 75 percent full by the end of October. A 10th dam, Hays Creek Dam in Papakura, will be reconnected to the network in summer 2020/21. Lake area: 123 hectares Data is not available at the moment. Mangatawhiri Dam was completed in 1965. 1 month ago. The Hūnua dams supply 60 per cent of … Waitakere Ranges for a seven day total of 38mm. Location: Headwaters of the Hūnua River. Completed: 1910 Hunua 11.5mm Waitakere 14.5mm Water sources: past 7 days Waikato River provided 34.8% Onehunga Aquifer provided 4.3% Dams provided 61% Hickey Springs Bore, Pukekohe Deliver 5 MLD* by August 2020 Waikato expansion, Tuakau Deliver 25 by August 2020 Hays Creek, … There is another side to such stories. Watercare operates 14 water supply reservoirs, five of them located northwest of Auckland in the Waitakere Ranges, two near Helensville, four to the southeast in the Hunua Ranges, and one east of Papakura. This is normal and to be expected when rainfall is normal. All rights reserved. Capacity: 6.4 gigalitres. Staff - July 8, 2020. “We are delighted to see significant rain has fallen overnight in our western catchment–and now total dam storage is at 51.3 per cent. Watercare Products Pte. Free-discharge valves are required for dam safety. The same issue applies to hydropower dams, especially on the Waikato river. The dams are notoriously difficult to get to, the risk of mudslides is high and ventilation is poor. Please check again later. *Currently not connected to the metropolitan water supply network. And we’re expanding the Waikato Water Treatment Plant. A welcome respite, but still not enough to stop ongoing water restrictions. The dams supply about 80 per cent of Auckland’s water. Have a 'Get Ready Get Thru' plan, with an emergency plan and kit. Lake area: 50.3 hectares How much water do the Waitākere dams provide? Watercare says the much-needed rain means the dams are now 51.3 per cent full - the highest level since April 8. Town to tank is a new type of water service that provides peace of mind for homeowners who rely on rain tanks. The Detail’s Jessie Chiang went to the Lower Nihotupu Dam in the Waitakere Ranges with Watercare’s environmental assets manager Joseph Challoner-Warman. We are bringing a former water storage dam and bore back into service, and expanding the Waikato Water Treatment Plant. We began the year with prolonged dry weather and water storage levels lower than normal. "Over the winter Aucklanders saved seven billion litres of water ... that's a colossal amount of water." The water stored for hydro-electric power passes through a dam to generate power. Watercare Mining, an industrial water treatment company specialising in, amongst others, clarifier design and operations, ... standards acceptable for release back into the natural waterway while maintaining the volume of AMD in the underground dam at specified levels (Figure 1). 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