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Impact of Hydraulic Fracturing on Water Resources: Assessing the ...

Impact of Hydraulic Fracturing on Water Resources: Assessing the ...

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Key envir<strong>on</strong>mental risks associated with shale<br />

gas drilling and hydro-fracturing<br />

Methane<br />

c<strong>on</strong>taminati<strong>on</strong> <str<strong>on</strong>g>of</str<strong>on</strong>g><br />

drinking water<br />

wells<br />

Fugitive emissi<strong>on</strong>s<br />

<str<strong>on</strong>g>of</str<strong>on</strong>g> methane to <strong>the</strong><br />

atmosphere<br />

<strong>Water</strong> use<br />

(3-6 milli<strong>on</strong><br />

gall<strong>on</strong> per well)<br />

C<strong>on</strong>taminati<strong>on</strong> by<br />

fracturing fluid<br />

(transportati<strong>on</strong>, spills,<br />

disposal)<br />

Disposal <str<strong>on</strong>g>of</str<strong>on</strong>g><br />

fracturing<br />

fluids/produced<br />

water<br />

Air polluti<strong>on</strong> associated<br />

with different stages <str<strong>on</strong>g>of</str<strong>on</strong>g><br />

gas producti<strong>on</strong><br />

Health implicati<strong>on</strong>s,<br />

quality <str<strong>on</strong>g>of</str<strong>on</strong>g> life<br />

(traffic, noise)

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