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Uses of WaterUses of Water
IrrigationIrrigation
• Water for agriculture or growing crops
• Water for agriculture or growing crops
MiningMining
• Needed to extract minerals such as coal, iron, sand and gravel, petroleum
• Quarrying
• Needed to extract minerals such as coal, iron, sand and gravel, petroleum
• Quarrying
Electricity ProductionElectricity Production
• Largest use of water worldwide• Thermoelectric Power Plants
– Water is heated to produce steam or
– Water is used to cool heated water
• Largest use of water worldwide• Thermoelectric Power Plants
– Water is heated to produce steam or
– Water is used to cool heated water
Public Water SupplyPublic Water Supply
• Water companies withdraw water from rivers, lakes and reservoirs and deliver it to homes, businesses, and schools
• Provides the majority of drinking water in the US
• Water companies withdraw water from rivers, lakes and reservoirs and deliver it to homes, businesses, and schools
• Provides the majority of drinking water in the US
CommercialCommercial
• Hotels, restaurants, offices, military institutions, prisons, fish hatcheries
• Hotels, restaurants, offices, military institutions, prisons, fish hatcheries
LivestockLivestock
• Water is needed to raise livestock– Chickens – Cows– Horses– Rabbits– Fish
• Water is needed to raise livestock– Chickens – Cows– Horses– Rabbits– Fish
Wastewater TreatmentWastewater Treatment
• Cleaning water of wastes from:– Sinks– Showers– Bathtubs– Toilets– Washing machines– Dishwashers– Storm runoff
• Allows water to be reused or discharged back into the environment
• Cleaning water of wastes from:– Sinks– Showers– Bathtubs– Toilets– Washing machines– Dishwashers– Storm runoff
• Allows water to be reused or discharged back into the environment
DomesticDomestic
• Water for indoor and outdoor household purposes:– Drinking– Cooking– Bathing– Washing clothes and dishes– Brushing teeth– Watering the yard and garden
• Supplied by a public supply co. or a well
• Water for indoor and outdoor household purposes:– Drinking– Cooking– Bathing– Washing clothes and dishes– Brushing teeth– Watering the yard and garden
• Supplied by a public supply co. or a well
IndustrialIndustrial
• Used for production of – Metal, wood and paper products– Chemicals– Gasoline and oils– food– Basically any manufactured product
• Used for production of – Metal, wood and paper products– Chemicals– Gasoline and oils– food– Basically any manufactured product
HydroelectricHydroelectric
• Water flowing through dams is used to spin turbines, which are connected to generators and produce electricity.
• Water flowing through dams is used to spin turbines, which are connected to generators and produce electricity.