Tag Archives: Reservoir

Ancient Nabataeans Used Sophisticated Water Technologies To Create a Thriving Desert City

February 18, 2019

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The Nabataeans designed a system of reservoirs to hold water. The inhabitants of Petra relied on this supply for themselves and their animals throughout the year. Photo courtesy of Mays, Arizona State University.

Imagine roaming the planet 2500 years ago as part of a nomadic tribe. You do not have a phone, electricity, car, or single other luxury. If you happened to wander into the Arabian Desert in what is modern-day Jordan, the location probably would not seem an idyllic place to stop and build a major city. […]

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Floating into Uncharted Territory

September 29, 2015

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Scientists at the NUS Environmental Research Institute (NERI) in Singapore are conducting water quality research on the Pandan Reservoir using New Smart Water Assessment Network (NUSwan) technology. Photo courtesy of the National University of Singapore.

Singapore researchers create smart water-quality monitoring technology using robotic swans  A variant on the old saying, “If it looks like a duck, swims like a duck, and quacks like a duck — then it must be a duck,” may not hold true on the Pandan Reservoir in Singapore. In this reservoir, “If it looks like […]

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Throwing Massive Shade on the Los Angeles Reservoir

September 23, 2015

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ShadeBall-MayorGarcetti

The Los Angeles Reservoir needed some shade, so the Los Angeles Department of Water and Power (LADWP) released 96 million, 102-mm (4-in.), black plastic balls — nicknamed shade balls — into the water. By blocking sunlight from much of the 70.8-ha (175-ac) reservoir, the shade balls are helping LADWP comply with U.S. Environmental Protection Agency […]

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Revamped Water Treatment Facility Improves System Reliability in San Francisco Region

July 8, 2015

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Five new filters were added as part of the hydraulic improvements made to the Harry Tracy Water Treatment Plant. Photo courtesy of the San Francisco Public Utilities Commission.

As part of ongoing efforts to ensure system reliability in case of a major earthquake, the San Francisco Public Utilities Commission (SFPUC) recently completed a $278 million upgrade to its water treatment facility, the Harry Tracy Water Treatment Plant. The project enables SFPUC to continue to deliver clean drinking water to its customers if a […]

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