Once complete the aquifer will be able to supply water to various dams if there is a need. |
|
Therefore, what happens to groundwater at one spot can easily affect the aquifer at another. |
|
In modern usage, an artesian well is any well in which the water level rises above the top of the confined aquifer to which the well is open. |
|
Hughes also notes that the aquifer runs beneath two dry lakes in the area, Cadiz and Bristol. |
|
Water enters the aquifer system as it drains into cracks and crevasses in the aquifer recharge zone. |
|
Almost before anyone knew about it, the company was pumping a half million gallons of water a day from an aquifer beneath a hunting reserve. |
|
Salt water edged into the aquifer, tainting the drinking water of the burgeoning urban areas. |
|
The costs of aquifer rehabilitation, air pollution reduction, and land degradation will haunt future generations. |
|
Rain or other water that falls in the contributing zone is carried by the creeks into the recharge zone, where some of it enters the aquifer. |
|
Problems can arise even if the rate of groundwater withdrawals doesn't exceed the rate at which precipitation recharges the aquifer, says Alley. |
|
It is the amount of water that is permanently extracted from the aquifer and consumptively used that is of significance. |
|
Rock with cavernous or vugular porosity occurs only in a few thin zones in the Floridan aquifer system, except in the Lower Floridan aquifer. |
|
The groundwater moved through the aquifer which was close to the Carrigower River, a designated Special Area of Conservation. |
|
A 15-foot-deep sewage sump close to the lake will affect ground water and the aquifer. |
|
Measurements in a number of wells are required to map the distribution of hydraulic head within an aquifer. |
|
Other solutes interact with aquifer solids through physicochemical processes known as sorption. |
|
An aquifer is an underground bed of earth, gravel or porous stone that stores water. |
|
Groundwater comes from an aquifer, an underground zone of saturated sand, gravel, or rock that yields significant quantities of water. |
|
This will include drilling deep boreholes at the foothills of the Auas mountains to assess the viability and storage capacity of the aquifer. |
|
Cut down on lawn areas, use ground covers, and avoid water-impermeable paving that restricts aquifer recharge. |
|
|
Yes, in fact here in Perth they already drain it straight into what we call the aquifer which is where the ground water is situated below ground. |
|
The land is on a sand and gravel aquifer, several hundred metres from a reservoir that supplies drinking water to 650,000 homes in Dublin. |
|
Likewise, most of the water supply for the town of Sonoyta, as well as the nearby border town of Lukeville, comes from the groundwater aquifer. |
|
Thus permafrost can act as the cover for a confined aquifer, or it can form the base of an unconfined aquifer. |
|
The imaginary surface defined by the stable, or static, water levels measured in wells completed in a confined aquifer is called the potentiometric surface. |
|
Many people in the region are said to be worried that the US's real interest lies in the enormous Guarani aquifer and the large oil reserves in the region. |
|
Most recharge to the Edwards aquifer results from the percolation of streamflow loss and the infiltration of precipitation through porous parts of the recharge zone. |
|
Recharge takes place most often through the unsaturated zone, either overlying an unconfined aquifer or in the recharge zone of a confined aquifer. |
|
While pumping from urban aquifers was high, the natural discharge to rivers was sometimes reversed, with recharge of the aquifer by the river in areas where the watertable was lowered. |
|
The composition of hypogean and epigean species is used to study the structure of karst aquifer in typical sites of Southern and Eastern France. |
|
They sink wells in less polluted parts of the aquifer, and jury-rig power supplies. |
|
The Netherlands, furthermore, believes that it is necessary to clarify in what respect aquifer States must apply the precautionary principle. |
|
After it is used on spot, the effect of increasing oil production and reducing aquifer yield is obvious, and the period of validity is longer. |
|
Achieving it will mean whole-hearted and lasting co-operation among the sovereign states that share a river basin, a lake or an aquifer. |
|
Domestic wells are completed to the required depth on a residential property by a driller familiar with the aquifer potential in the local area. |
|
The base of a wetland, such as a river bed, may be in contact with an aquifer and hidden from view. |
|
This provision contains recommendatory language and encourages aquifer States to enter into such agreements and arrangements. |
|
Locally, thin sheets of gravel may extend the esker aquifer laterally to include aquifers at the contact between sediment and bedrock. |
|
But we are actively exploring for more saline water so we can reduce the use of the water from the existing aquifer. |
|
It runs in aquifer systems which can extend over tens, hundreds or even thousands of kilometers. |
|
|
Furthermore, the definition is limited to the water contained in the saturated zone of the aquifer since only that water is extractable. |
|
Harnessing such water requires relatively large initial outlays and can pose an environmental hazard because of potential brine leakage into the source aquifer. |
|
Groundwater, unconfined: water in an aquifer that has a water table that is exposed to the atmosphere. |
|
In an unconfined aquifer the top of the saturated zone is the water table as defined above. |
|
Eventually the well may draw upon the stream and induce flow out of the stream into the aquifer. |
|
When water is overused or contaminants are in its path, An aquifer has several ways to boldly express its wrath. |
|
For cooling the building during warm weather, naturally chilled groundwater is brought up from the aquifer through holes bored through 410 feet of London clay. |
|
In such cases, the hydrology of the aquifer and the health of the wetland ecosystem are closely connected. |
|
The decision on what type of delineation method to use needs to be based on the aquifer characteristics and the relative risks of contamination. |
|
The aquifer beneath Nejapa is one of the country's largest and most important, feeding local farms, communities and much of San Salvador. |
|
At stake lies the aquifer, an underground layer of water from which drinking water is extracted. |
|
So we use about a quarter of a barrel of water from the aquifer for every barrel of oil or bitumen that we produce. |
|
Member States may authorise reinjection into the same aquifer of water used for geothermal purposes. |
|
Institutions lack the capacity to overcome conflicting approaches in the use and allocation of water from within one watershed or aquifer system. |
|
The main objective was to provide enhanced understanding of the regional hydrogeological properties of this aquifer system. |
|
A collaborative series of regional aquifer assessments is proposed to complement the Inventory. |
|
However, we know that water in the aquifer near a pumping well will flow toward the well. |
|
They should identify key parameters that they will monitor based on an agreed conceptual model of the aquifers or aquifer systems. |
|
In addition, AECL reported that the aquifer was at a deeper level than the intervenor's well level. |
|
Therefore it is recommended to drill as deep as possible at locations where only ONE aquifer exists. |
|
|
In west-central Kansas, up to a fifth of the irrigated farmland along a 100-mile swath of the aquifer has already gone dry. |
|
Vast stretches of Texas farmland lying over the aquifer no longer support irrigation. |
|
Refilling the aquifer would require hundreds, if not thousands, of years of rains. |
|
Improper mining could kill the Kabul River and poison the aquifer for generations to come. |
|
These will include the halting of further development along the main fracture zones, along the foothills of the Auas mountains in the main recharge areas of the aquifer. |
|
If dry-based ice covered the area, the aquifer would have become inactive. |
|
A less pleasant possibility was that we had intercepted an aquifer. |
|
Sana'a's population has doubled every six years since 1972, but the aquifer on which it depends for water could run dry by 2010, according to the World Bank. |
|
The aquifer extends down to a depth of 300m below land surface. |
|
To achieve this, sometimes we need to look to the past, to the existing traditions, and sometimes we need to lose our prejudices against solutions such as aquifer recharges and other essential measures. |
|
Due to the presence of interlaying clay lenses in this formation the lower part function as a semi-confined aquifer. |
|
Abu Dhabi will soon have the first man-made aquifer, which can store fresh water up to 100 years. |
|
These fine-grained materials represent the major confining unit that, when present, hinders the interaction between the regional aquifer units and the surface water network. |
|
Activists say the project would hand even more water over to the multinational while further threatening the aquifer and long-term local water security. |
|
So if you cause a disturbance in one part of an aquifer, it may be a long time before you have any knowledge of it occurring someplace else in the aquifer. |
|
A porous rock layer capable of containing water is known as an aquifer. |
|
As opposed to a confined aquifer, the water table in an unconfined aquifer system has no overlying impervious rock layer to separate it from the atmosphere. |
|
However, in weighing different kinds of utilization of a transboundary aquifer or aquifer system, special regard shall be given to vital human needs. |
|
Solute transport analysis of bromide, uranin and LiCl using breakthrough curves from aquifer sediment. |
|
In the event of a conflict between utilization of a transboundary aquifer or aquifer system, it shall be resolved with special regard being given to the requirements of vital human needs. |
|
|
The results will be used as a scientific basis to support the Framework Directive on water and to issue recommendations for monitoring natural aquifer layer systems. |
|
Since state and provincial water use managers do not normally need to know where aquifer boundaries are to manage water use, large-scale research issues like mapping are normally viewed as federal responsibilities. |
|
Water moving laterally into a wetland from an adjacent aquifer. |
|
When water is redirected for a use other than for household purposes use by an owner of property adjacent to a water body or from an aquifer, it is referred to as an allocation. |
|
Chemical and mineralogical analyses of tailings and aquifer material have been completed to evaluate the mass and form of metals and arsenic accumulated along the groundwater flow path. |
|
The DART will institute a cash-for-work program that will hire locals to dig a trench system to supply the hospital with water from an underground aquifer. |
|
Recently the construction of a tunnel as part of work on the high-speed train line at Calatayud punctured the Marivella aquifer, causing the water level to fall. |
|
An absolute criterion for negligibility does not exist since it would depend on the size of the aquifer and the quantity of the water contained therein. |
|
Since that time, rocks in the aquifer underwent several major near-surface diagenetic changes, including extensive dedolomitization. |
|
The terms aquifer, aquiclude, and aquitard are relative in a carbonate sequence because of variability in bedding, jointing, and fracturing. |
|
However, this 'undesirability' depends mainly on the social perceptions of the issue, which are more related to the legal, cultural and economic background of aquifer development than to the hydrogeological facts. |
|
Historically it was drawn from the aquifer via ponds, deep wells, occasional springs or bournes and chalk streams and rivers. |
|
The Breton subsoil is characterised by a huge amount of fractures that form a large aquifer containing several millions square meters of water. |
|
In the case of groundwater, the main issue is contamination of drinking water, if the aquifer is abstracted for human use. |
|
The centre of Southampton is located above a large hot water aquifer that provides geothermal power to some of the city's buildings. |
|
A hydrochemical study identified the locations of the sources of aquifer salinisation and delineated their areas of influence. |
|
Geological surveys, support the idea of a spacely restricted leakage from an underlying aquifer system being the reason for this. |
|
A well in such an aquifer is called an artesian well. |
|
The precautionary principle requires us to give a higher priority to the prevention of pollution than to the remediation or cleaning of groundwater, even supposing we could seriously contemplate easily cleaning an aquifer. |
|
An aquifer is a source of groundwater for wells and springs. |
|
|
The aquifer is fine but the wells' life expectance has depleted significantly. |
|
The proportion of glacier melt water infiltrating into the karst aquifer was estimated by using the karst spring as a natural pluviometer, and with stable isotope analysis. |
|
All 30 of these aquifers have had a preliminary assessment where we've looked at whatever existing data there is about the aquifers and we've tried to assess what we can tell about those aquifer systems. |
|
The geologic conditions necessary for an artesian well are an inclined aquifer sandwiched between impervious rock layers above and below that trap water in it. |
|
The aquifer is composed of arkosic sandstones containing siltstone and shaly layers. |
|
During dry years the project could yield 150,000 acre-feet that would be pumped out of the aquifer and piped to the aqueduct. |
|
In a little more than 40 years, about 80 percent of the aquifer has been mined with almost no replenishment. |
|
Just because an aquifer is shown on a geological map, it does not mean that any wetlands which overlie it will necessarily be fed by groundwater or will be able to recharge the aquifer. |
|
Stotter has represented property owners above the aquifer who don't want to annex into the city and thereby be forced to pay higher property taxes, which the city charges. |
|
The Long Beach Water Department has stored 13,000 acre-feet in the aquifer for Metropolitan, adding it to local groundwater and having it available for later use. |
|
It should be noted from previous announcements that many drill holes ended in high grade brine in a fractured siltstone aquifer beneath the salt lakes. |
|
Lignitic materials are also present in the aquifer and the presence of vegetative matter strongly point to sedimentation under shallow water condition. |
|
On the other hands excessive withdrawal of groundwater resources has other consequences like Nitrate increscent in drinking water and Tehran aquifer instability. |
|
Treated sewage effluent could be stored in the aquifer and used at a later time through various approaches, according to ARCADIS' 2014 Middle East Aquifer Recharge report. |
|
It was realised that extraction of water from the aquifer was the cause. |
|
Edward Hull, director of the Irish section of the Geological Survey, gave evidence on the ready availability of water from the New Red Sandstone aquifer around Manchester. |
|
The trunk of the stream recharges the alluvial fan and possibly even the Mississippi River alluvial aquifer where alluvial fans and the river alluvium inter-finger. |
|
Only after the authority has conducted hydrologic and biological studies, and aquifer and biological monitoring can they proceed with drawing water, but not all at once. |
|
Since 2006 the surface of the aquifer, in the Kaweah subbasin of the San Joaquin basin, has dropped 50 feet as farmers pumped deeper, Mr. Watte says. |
|
Obviously, the Vendian Formation sandstones themselves as stratiform Ba-rich sediments are the main source of barium in the groundwater of the Cambrian-Vendian aquifer system. |
|