So the E.P.A. does not allow carbon dioxide to be injected into underground water supplies that meet the drinking water standard.
The turbidity level of the pasteurized unfiltered water did not meet the drinking water standards.
High-yielding wells opened by the State Hydraulic Works in the small river basin, Yeniçıkri River, and Yeniçıkrı spring meet the drinking and irrigation water needs of the Kayakent township.
Moreover, stringent directives from governments and occasional high organic load in water often challenge the efficiency of these methods to meet the drinking water standard.
The membranes were able to efficiently lower Cd II) and Pb II) concentrations to meet the drinking water standards recommended by the World Health Organization and are promising for engineering applications aimed at drinking water purification.
The TDS in the CBM co-produced water are removed to meet the "drinking water standards" and "groundwater quality standards" of China and can be used as drinking water, irrigation water, and livestock watering.
In the study area, the groundwater extraction during rainy season is negligible for domestic and irrigation purposes, because, mostly, surface water is used to meet the drinking water requirements and farmers generally grow rainfed crops during the rainy season.
Regarding Pb level, although MO seed cake showed some reduction of Pb in the treated water, the result was not good enough to meet the drinking water standards (WHO 2006).
Most depend on rainwater to meet the drinking and hygiene needs of students.
