energy for water

Pumping

The energy required to raise water is significant, and depends on the height to which the water is raised, the rate at which it is raised, pipe diameter, friction, and other factors.

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Moving Water Across California

To overcome water scarcity in the southern part of the state and to increase agricultural production through the twentieth century, an intricate water infrastructure grew across the state of California.

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Math of Pumping Water

The energy that is needed to raise water by overcoming potential energy is essentially the reverse of how hydroelectric dams extract the potential energy of falling water.

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Treatment

Drinking water for municipal systems needs to meet exacting standards, which usually requires extensive treatment. Then, after use in homes or businesses, water requires additional treatment to raise it to a standard that will not cause damage to the ecosystem.

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Energy of Bottled Water

Every step involved in producing bottled water—from treating the water, making the bottles, and shipping it to its final desintation—requires energy, and both the water’s quality and its location affect the amount of energy embedded in the process.

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Desalination

Desalination is the process of desalting water, either by removing the salt from the water or removing the water from the salt.

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Sanitation

Managing wastewater and sewage falls under the umbrella of sanitation. Municipally owned wastewater treatment facilities are usually the single largest energy expense for city government.

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Heating

While the energy needs for pumping and treatment are significant, heating water at the end of the pipe—in our homes and businesses—uses even more energy.

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