Water Use Efficiency of Our Energy Sources

Here is a heat rate conversions chart from the Energy Information Administration. For more information about water use, check out "The Intertwined Tale of Energy and Water".

FUELSOURCE/POWER GENERATION	LOW-END WATER USE (gallons/millionBtu)	HIGH-END WATER USE (gallons/millionBtu)

Natural Gas	3	N/A
Coal	41	164
Hydrogen	143	243
Liquid natural gas	145	N/A
Petroleum/Oil-electric sector	1,200	2,420
Fuel ethanol	2,510	29,100
Biodiesel	14,000	75,000

Hydroelectric	20	N/A
Geothermal	130	N/A
Solar Thermoelectric	230	270
Fossil Fuel Thermoelectric	1,100	2,200
Nuclear	2,400	5,800

2 Comments

Cliff Allen 8/4/2008 11:23:55 AM

Good articles.
PE 8/4/2008 10:55:12 AM

Oops! "Chart at right" has vanished, which makes the text more opaque.

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