Removing Nitrates

Nitrates are Not a Bay Area concern, except in Agricultural area’s such as Gilroy, Salinas, Watsonville, or Sonoma. This contaminant is a Major Concern within the Central Valley of California. You Don’t want to Drink Nitrates but showering is okay.

  • The Reverse Osmosis System offered by City Water Filter will remove 90% of Nitrate. We also offer a Whole House Nitrate Tank when the concentration is too high for the Reverse Osmosis System.

  • The new government standard is 10 parts per million for drinking.

Most crop plants require large quantities to sustain high yields.
singingplantsThe formation of nitrates is an integral part of the nitrogen cycle in our environment. In moderate amounts, nitrate is a harmless constituent of food and water. Plants use nitrates from the soil to satisfy nutrient requirements and may accumulate nitrate in their leaves and stems. Nitrate and nitrite are naturally occurring inorganic ions which make up part of the nitrogen cycle. Due to its high mobility, nitrate also can leach into groundwater.

Common sources of nitrate include:

  • fertilizers and manure,
  • animal feedlots,
  • municipal wastewater and sludge,
  • septic systems, and
  • N-fixation from atmosphere by legumes, bacteria and lightning

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LEARN MORE ABOUT NITRATES:

Nitrate is a colorless, odorless, and tasteless compound that is present in some groundwater.

RAIS Nitrate Toxicity Report
One in 10 people living in California’s most productive agricultural areas is at risk of exposure to harmful levels of nitrate contamination in their drinking water, according to a report released today by the University of California, Davis. “California groundwater quality is a significant concern to the Water Boards, and this comprehensive report presents current science and potential solutions on how to deal with this chronic and longstanding issue,” said State Water Board executive director Thomas Howard.
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The primary concern from Nitrate exposure is  interference with the body’s ability of red blood cells to carry oxygen to the tissues causing Methemoglobinemia. This is also known a “Blue Baby” syndrome. A baby with this condition will have a bluish skin color.  Methemoglobinemia can be diagnosed with a blood test.  This is primarily a concern for infants because babies consume large quantities of water relative to their body weight, especially if water is used to mix formulas or juices.
 Households with infants, pregnant women, nursing mothers, or elderly people are most susceptible to nitrate or nitrite contamination.
 When water quality standards are maintained then healthy adults and kids are not at risk. However, some individuals with exposure to antioxidant medications and chemicals may be more susceptible.
  • Other symptoms of Methemoglobinemia include Headache, Fatigue, Shortness of breath, Lack of energy.

 

There is no evidence that nitrate or nitrite causes cancer in laboratory animals or humans. Studies have shown that diets lacking dietary fiber and including foods with high levels of nitrate and nitrite such as smoked meats, may promote stomach cancers.

There have not been many studies which look at the effect of nitrate and nitrite on pregnancy or on the normal development of a fetus. Some studies of laboratory animals, where nitrate/nitrite levels are very high, have found a potential negative impact on reproductive and developmental systems.

What is the Maximum Contaminant Level (MCL) for nitrate in drinking water?

The MCLs are 45 milligrams per liter (mg/L) for nitrate as NO3 (equivalent to 10 mg/L for nitrate as nitrogen or “N”); 10 mg/L for nitrate plus nitrite as N; and 1 mg/L for nitrite as N.  In other words: 10 parts per million is allowed.

Nitrates & Arsenic

Solution:

Take a look at this City Water Filter Product:

6-Stage Reverse Osmosis