Sentence examples for groundwater layer from inspiring English sources

Kelly's index in the present study varied as follows: 0.05 3.26 for upper groundwater layer and 0.01 261.02 for lower groundwater layer (Table 8).

The range of PI for upper and lower groundwater samples varied from 80.64 to 789.39 meq/l for upper layer groundwater and from 3.00 to 306.61 meq/l for lower groundwater layer.

There are only three groundwater layers, however, that can be extracted for clean water use purposes.

Pollution from the surface seeps over time into groundwater layers and destroys the quality of the water.

The calculated biodegradation rate was correlated with depth, showing decreasing degradation rates in deeper groundwater layers.

Hydrologically, the near-surface crust consists of an un-saturated layer (or soil water layer), saturated layers (or groundwater layers, aquifers) and impermeable layers.

Methane and sulphates are major constituents of Olkiluoto groundwater, residing in different groundwater layers [ 2].

Sampling depths between 296 and 347 mbgsl contain the most H2S and SO42− rich water in this study and are influenced by a fraction of the methane-rich groundwater from deeper groundwater layers.

In 1995, a study by Boyle et al 19 in Gasp region, Quebec of Canada mentioned the well drilling should be in different deeps according to the F-levels in different groundwater layers through studying the relationships between the prevalence of fluorosis and F-levels in groundwater in different areas.

The location in the field, state of crops, litter layer and groundwater level were documented.

The hydrogeological parameters that characterize shallow aquifer (thickness of the active layer, hydraulic conductivity, groundwater level fluctuations) were recognized by direct field measurements.