Drinking Water Treatment – Cation Exchange Units

EFFECTIVE AGAINST: Positively charged ions such as iron, magnesium, calcium or manganese.

NOT EFFECTIVE AGAINST: Negatively charged ions, such as nitrates, bicarbonate, sulfate, selenium, and some compounds of arsenic.


Drinking Water Quantity-Low Yielding Domestic Water Wells


Low-yielding domestic water wells

The objective of groundwater resource development is to design and construct a well capable of yielding a pumping rate compatible with the needs of the well owner’s intended use. Well yield is generally defined as the rate at which a well can be pumped while ensuring that the water level does not drop below …

Drinking Water Contaminant – Volatile Organic Compounds (VOCs)


Sources of volatile organic compounds in drinking water

Volatile Organic Chemicals (VOCs) are a class of chemicals that are carbon-containing and evaporate, or vaporize, easily into air at normal air temperatures. VOCs are found in a variety of commercial, industrial, and …

Drinking Water Contaminant – Sulfur, hydrogen sulfide


Sources of sulfate and hydrogen sulfide in drinking water

Sulfates are a combination of sulfur and oxygen and are a part of naturally occurring minerals in some soil and rock formations that contain groundwater. The mineral dissolves …

Drinking Water Contaminant – Protozoa and Amoeba


Sources of protozoa and amoeba in drinking water

Drinking water supplies that depend on surface or ground water are subject to contamination …

Drinking Water Treatment – Activated Carbon Filter

Image:BlueBottleFill.jpgNeed an activated carbon filter treatment system for purifying your private well water?
Things to consider before buying…

EFFECTIVE AGAINST: Unwanted tastes, odors, chlorine and iodine residuals, detergents, radon, and some man-made, organic chemicals such as many pesticides, and volatile organic chemicals, such as paint thinners. Lead and other heavy metals are removed only by a very specific type of activated carbon filter.

NOT EFFECTIVE AGAINST: Activated carbon filtration will not remove microbes, sodium, nitrates, fluoride, and hardness

Drinking Water Contaminant – Iron and manganese bacteria


Sources of iron and manganese in drinking water

Iron and manganese are the 4th and 13th most common metallic elements found in the Earth’s crust, respectively. Water percolating through …

Drinking Water Contaminant – High total dissolved solids


Sources of total dissolved solids in drinking water

Drinking Water Contaminant – Nitrate

Image:Wellhead.jpgNitrates in drinking water may cause adverse health effects. What are the sources of nitrate in private drinking water wells?


Sources of nitrate in drinking water

Nitrate is a form of nitrogen …

Drinking Water Contaminant – Bacteria

Image:WellheadFlowers.jpgWhat should homeowners know about bacteria and their private well water systems?


Sources of bacteria in drinking water

Bacteria of greatest concern in drinking water are those that originate from the gut of warm-blooded animals. Sources include …