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Areas of Heavy Groundwater Extraction

WorldPhysical EnvironmentAgriculture

Locations where groundwater systems experience levels of extraction exceeding recharge rates over a limited period of time

Die Bundesanstalt für Geowissenschaften und Rohstoffe

A map shows areas of heavy groundwater extraction worldwide, marked with blue shaded dots. Highest extraction areas include the United States, Mexico, China, and India.

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Areas of Heavy Groundwater Extraction

Distribution of Calcium Carbonate in Modern Surface Sediments

Major Dams

Areas of Heavy Groundwater Extraction

Denver Basin

0 - 20

20 - 40

40 - 60

60 - 80

80 - 100

Bersimis

Caniapiscau Barrage

Churchill Falls

Daniel Johnson

Denis-Perron

Ear Falls Dam

Eastmain-1

Fort Peck Dam

Gabbro Control Dam

Gardiner

Garrison Dam

Gouin

Grand Rapids

Hoover

Hugh Keenleyside

Isle Maligne Spillway 1

Jenpeg

Kenney

La Grande 2

La Grande 3

La Grande 4

Libby

Manicouagan 3

Mica

Oahe Dam

Opinaca

Outardes 4

Passes Dangereuses

Pine Portage Main

Rapides des Quinze

Revelstoke

Structure 193

Toledo Bend

W.A.C. Bennett

Whitesand Rapids

South Carolina
1
Colorado
1
Oklahoma
1
Arkansas
1
Illinois
1
Alaska
0.671%
Rhode Island
4.44%
Washington
1.05%
Maine
0.825%
Nova Scotia
3.14%
Virginia
0.818%
Delaware
2.57%
Prince Edward Island
19.7%
Hawaii
2.48%13.2%3.56%1.64%
North Carolina
11.08%
Oregon
0.120%
New Brunswick
0.602%
New Jersey
1.77%
Massachusetts
5.64%0.220%
Georgia
0.250%
New York
3.00%
Maryland
2.92%
California
10.408%0.184%
Arizona
11
Florida
0.637%0.865%1
Montana
11
North Dakota
1
Saskatchewan
11
Texas
21
British Columbia
0.699%11111
Newfoundland and Labrador
1.91%11
Québec
111111111111111
Manitoba
11
Ontario
11
South Dakota
1
0.16.0