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Drinking Water and Human Health

WEBNational drinking water specialists from Extension created this site to provide easy access to current, science-based information on safe drinking water issues. Their goals are to …

Actived: 7 days ago

URL: https://drinking-water.extension.org/

Bacteria – Drinking Water and Human Health

WEBThe presence of fecal coliform bacteria in drinking water is a strong indication of recent sewage or animal waste contamination, which should be interpreted as an indication that …

Category:  Health Go Health

Drinking Water and Human Health Effects

WEBDrinking-water standards are developed to provide a reasonably low risk of developing any adverse health effects; risk levels usually range from one in 10,000 …

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Drinking Water Contaminant – Sulfur, hydrogen sulfide

WEBHydrogen sulfide is not regulated by the EPA. A concentration high enough to be a drinking water health hazard also makes the water unpalatable. The odor of …

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Nitrate – Drinking Water and Human Health

WEBThe acute health hazard associated with drinking water with nitrate occurs when bacteria in the digestive system transform nitrate to nitrite. The nitrite reacts with …

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Hard water – Drinking Water and Human Health

WEBHard water is not a health hazard. In fact, the National Research Council (NRC) states that drinking hard water can contribute a small amount toward total …

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Drinking Water Contaminant – Protozoa and Amoeba

WEBAccording to the Centers for Disease Control (CDC), Naegleria infects people by entering the body through the nose. This can occur when people use warm …

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Protect your drinking water well from going dry

WEBDeepening a well may be beneficial and ensure a more drought-resistant water supply if you have a dropping water table. Deepening a well is not a guarantee, …

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Arsenic – Drinking Water and Human Health

WEBWith this new information, the EPA revised the arsenic drinking water standard and established a maximum contaminant level (MCL) for arsenic of 0.010 …

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Ozone – Drinking Water and Human Health

WEBA leak could cause illness, although not much is known about the chronic health effects of ozone. Health effects resulting from exposure to 0.1 to 1 mg/l ozone include headache, …

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Drinking Water Contaminant – High total dissolved solids

WEBTotal dissolved solids (TDS) is a measurement of the amount of dissolved ions in water. It is predominantly comprised of inorganic salts (calcium, magnesium, …

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pH Adjustment – Drinking Water and Human Health

WEBThe pH scale ranges from 0-14; 7 indicates the neutral point. The normal pH range of drinking water is 6 – 8.5. The pH is mostly a result of natural geological …

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Home Water Treatment Devices – Drinking Water and Human Health

WEBUses large amounts of water. Cation Exchange Units – Removes positively charged ions, inorganic compounds, such as iron and manganese ions, arsenic, …

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Drinking Water Treatment – Potassium Permanganate

WEBPotassium permanganate is poisonous and irritates skin, so handle it carefully and ensure that there is no excess potassium permanganate in the treated …

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Testing Recommendations for Private Drinking Water Wells

WEBTest initially, and once every 5-10 years if levels are less than 2 mg/L. Wells within ¼ mile of an agricultural field or animal feed lot. Test annually. Well used by …

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Drinking Water Contaminant – Volatile Organic Compounds (VOCs)

WEBVolatile Organic Chemicals (VOCs) are a class of chemicals that are carbon-containing and evaporate, or vaporize, easily into air at normal air temperatures. VOCs …

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Drinking Water Contaminant – Iron and manganese bacteria

WEBThe standard in drinking water is 0.3 milligrams per liter (mg/l) for iron, sometimes expressed as 0.3 parts per million (ppm), and 0.05 mg/l (ppm) for …

Category:  Health Go Health

Drinking Water Treatment – Activated Alumina

WEBThe success of activated alumina treatment is pH dependent. In general, the water pH should be less than 8.5. For fluoride, a pH between 5 and 6 is optimum. For …

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