The quality of the groundwater appears to be deteriorating.

It can be a major threat to the quality of groundwater.

Water quality from the groundwater source is relatively good.

the effects on the ground water quality would be minimal.

It could impact the flow and quality of groundwater.

An effective control of drinking water quality generally is based on data obtained

It establishes a regime which sets underground water quality standards and introduces measures to prevent or limit inputs of pollutants into groundwater.

Canada has, however, seen issues with groundwater quality.

a material that is not likely to degrade the quality of the groundwater;

Many factors influence the quality of our groundwater.

(a) groundwater quality standards as referred to in Annex I;

In addition, these chemicals may affect groundwater quality in affected areas.

(a)groundwater quality standards in Annex I to the Groundwater Directive; and

(a) groundwater quality standards as referred to in Annex I;

groundwater quality standards as referred to in Annex I;