The following is a partial list of aquifers around the world. A category-based list of

aquifer An aquifer is an underground layer of water-bearing, permeable rock, rock fractures, or unconsolidated materials (gravel, sand, or silt). Groundwater from aquifers can be extracted using a water well. Aquifers vary greatly in their characterist ...

s is also available.

North America

Canada

* Arkell Spring Grounds *

Laurentian River System The Southern Laurentian Channel is an ancient underground river in southern Ontario, Canada. The river predates the recent ice ages. The river valley was filled with glacial debris. Water still flows down this old valley—underground. The sourc ...

* Northern Great Plains Aquifer *

Oak Ridges Moraine The Oak Ridges Moraine is an ecologically important geological landform in the Mixedwood Plains of south-central Ontario, Canada. The moraine covers a geographic area of between Caledon and Rice Lake, near Peterborough. One of the most signif ...

– north of Toronto Ontario

United States

* Atlantic and Gulf Coastal Plains aquifer *

Biscayne Aquifer The Biscayne Aquifer, named after Biscayne Bay, is a surficial aquifer. It is a shallow layer of highly permeable limestone under a portion of South Florida. The area it underlies includes Broward County, Miami-Dade County, Monroe County, and P ...

* Bruceian aquifer * Cambro-Ordovician aquifer system * California Central Valley aquifer system * Eastern Snake River Plain Aquifer *

Edwards Aquifer The Edwards Aquifer is one of the most prolific artesian aquifers in the world. Located on the eastern edge of the Edwards Plateau in the U.S. state of Texas, it is the source of drinking water for two million people, and is the primary water su ...

* Englishtown aquifer * Floridan aquifer * Great Miami aquifer * Kirkwood–Cohansey aquifer * Lloyd aquifer * Magothy aquifer – largest of Long Island's aquifers *

Mahomet Aquifer The Mahomet Aquifer is the most important aquifer in east-central Illinois. Composed of sand and gravel, it is part of the buried Mahomet Bedrock Valley. It underlies 15 counties and ranges from 50 to 200 feet (15 to 60 m) thick. It supplies over ...

* Medina aquifer * Mt. Laurel–Wenonah aquifer *

Ogallala Aquifer The Ogallala Aquifer () is a shallow water table aquifer surrounded by sand, silt, clay, and gravel located beneath the Great Plains in the United States. One of the world's largest aquifers, it underlies an area of approximately in portio ...

, also known as the High Plains Aquifer * Ozark Plateau aquifer * Patapsco aquifer * Permian Sea * Potomac–Raritan–Magothy aquifer * Saginaw Aquifer *

San Diego Formation The San Diego Formation is a geologic formation in southwestern San Diego County in southern California (United States), and northwestern Baja California (México). Geology It is a coastal transitional marine and non-marine pebble and cobble ...

* San Joaquin River aquifer * Sankoty Aquifer * Silurian–Devonian aquifers *

Spokane Valley–Rathdrum Prairie Aquifer The Spokane Valley–Rathdrum Prairie Aquifer is an aquifer in the northwest United States, located in eastern Washington and northern Idaho. The aquifer is centralized under Spokane Valley and the Rathdrum Prairie, hence the name; it conta ...

Mexico

* Texcoco aquifer, one of the most

overexploited Overexploitation, also called overharvesting, refers to harvesting a renewable resource to the point of diminishing returns. Continued overexploitation can lead to the destruction of the resource, as it will be unable to replenish. The term ap ...

in the countryRodríguez Wallenius, C. (2008). Conflictos entre comunidades rurales y municipios urbanos por el agua en el centro de México (Conflicts between rural communities and urban municipalities due to water in central Mexico). Universidad Autónoma Metropolitana-Xochimilco. México.

South America

Amazon Basin The Amazon basin is the part of South America drained by the Amazon River and its tributaries. The Amazon drainage basin covers an area of about , or about 35.5 percent of the South American continent. It is located in the countries of Bolivi ...

* Maranhao Basin *

Guarani Aquifer The Guarani Aquifer, located beneath the surface of Argentina, Brazil, Paraguay, and Uruguay, is the second largest known aquifer system in the world and is an important source of fresh water. Named after the Guarani people, it covers , with a v ...

System *

Hamza River The Hamza River (Portuguese: ''Rio Hamza'') is an unofficial name for what seems to be a slowly flowing aquifer in Brazil and Peru, approximately long at a depth of nearly . Its discovery was announced in 2011 at a meeting of the Geophysical Societ ...

Australia

* Botany Sands Aquifer *

Canning Basin The Canning Basin is a geological basin located in Western Australia. Deposition of sediments began after early-Ordovician thermal subsidnce, and continued into the Early Cretaceous. The Basin covers approximately 506,000 km2 of which appro ...

Gnangara Mound The Gnangara Mound is an area north of Perth, Western Australia where a large mound of sandy soil reaches an elevation of about . It stores about of fresh water, about one hundred times Perth's current annual water usage. It is currently the si ...

Great Artesian Basin The Great Artesian Basin (GAB), located in Australia, is the largest and deepest artesian basin in the world, stretching over , with measured water temperatures ranging from . The basin provides the only source of fresh water through much of ...

Jandakot Mound The Jandakot Mound, or Jandakot Groundwater Mound, is an unconfined aquifer in south-western Western Australia. It is the smaller of the two main shallow aquifers near Perth (the other being the Gnangara Mound, north of the Swan River) that toge ...

Yarragadee Aquifer The Yarragadee Aquifer is a significant freshwater aquifer located in the south west of Western Australia and predominantly beneath the Swan Coastal Plain west of the Darling Scarp. It has a north–south range from about Geraldton to the south coa ...

New Zealand

* Canterbury Plains Aquifer (Christchurch)

Africa

Bas Saharan Basin The Bas Saharan Basin () is an artesian aquifer system which covers most of the Algerian and Tunisian Sahara and extends to Libya, enclosing the whole of the Grand Erg Oriental The Grand Erg Oriental (English: 'Great Eastern Sand Sea') is a large ...

* Lotikipi Basin Aquifer (Kenya) * Murzuk-Djado Basin *

Nubian Sandstone Aquifer System The Nubian Sandstone Aquifer System (NSAS) is the world's largest known fossil water aquifer system. It is located underground in the Eastern end of the Sahara desert and spans the political boundaries of four countries in north-eastern Africa. ...

Europe

* Alnarpsströmmen (Sweden) * Chalk Aquifer (England) *

Paris Basin The Paris Basin is one of the major geological regions of France. It developed since the Triassic over remnant uplands of the Variscan orogeny (Hercynian orogeny). The sedimentary basin, no longer a single drainage basin, is a large sag in the cr ...

(France) * North Caucasus Basin (Russia) * Russian Platform Basins (Russia) * Schwyll Aquifer (Wales) * Upper Rhine aquifer (France / Germany)

Middle-East

Arabian Aquifer System The Arabian Aquifer System is primarily located in Saudi Arabia but also in Jordan, Syria, Iraq, Kuwait, Bahrain, Qatar, United Arab Emirates, Oman, and Yemen. Starting in the 1980s, Saudi Arabia's rapid agricultural development fueled by governme ...

Yarkon-Taninim Aquifer The Yarkon-Taninim Aquifer, also known as the Western Mountain Aquifer of Israel/ Palestine, is the western and larger part of the Mountain Aquifer, which also contains the Eastern and the smaller North-Eastern (Mountain) Aquifers.Water Authority, S ...

, also known as Mountain Aquifer (Israel-Palestine)

Asia

Indus Basin The Indus ( ) is a transboundary river of Asia and a trans-Himalayan river of South and Central Asia. The river rises in mountain springs northeast of Mount Kailash in Western Tibet, flows northwest through the disputed region of Kashmir, ...

* Ganges-Brahmaputra Basin *

West Siberian Basin West or Occident is one of the four cardinal directions or points of the compass. It is the opposite direction from east and is the direction in which the Sun sets on the Earth. Etymology The word "west" is a Germanic word passed into some ...

* Tunguss Basin * Angara-Lena Basin * Yakut Basin * North China Aquifer System * Song-Liao Basin *

Tarim Basin The Tarim Basin is an endorheic basin in Northwest China occupying an area of about and one of the largest basins in Northwest China.Chen, Yaning, et al. "Regional climate change and its effects on river runoff in the Tarim Basin, China." Hydr ...

* Pechora Basin * Sambai oothu Aquifer (

Karaikudi Karaikudi is a Greater municipality in Sivaganga district, Sivagangai district in the Indian States and territories of India, state of Tamil Nadu. It is the 21st largest urban agglomeration of Tamil Nadu based on 2011 census data. It is part of t ...

, India) * Indo-Gangetic Aquifer System

References

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