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EWG's Tap Water Database

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Cadmium

Clearwater Water System

Cadmium is a toxic metal found in food and drinking water. It has been linked to kidney toxicity, bone damage, cancer, and damage to developing fetuses.

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20100.733 ppb32ND - 1.20 ppb
2011ND30ND
2012ND30ND
2013ND30ND
2014ND10ND
2015ND30ND

ppb = parts per billion.

State and national drinking water standards and health guidelines

Health Guideline 0.04 ppb

The health guideline of 0.04 ppb for cadmium was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against harm to internal organs.

ppb = parts per billion.

EPA Maximum Contaminant
Level (MCL) 5 ppb

The enforceable federal standard that defines the highest level of a contaminant allowed in drinking water.

ppb = parts per billion.

EPA Maximum Contaminant
Level Goal (MCLG)5 ppb

A non-enforceable federal health guideline. For cancer-causing chemicals, these health goals are typically set to zero.

ppb = parts per billion.

All test results

Date Result
2010-02-101.20 ppb
2010-02-101.000 ppb
2010-02-11ND
2011-02-16ND
2011-02-16ND
2011-02-16ND
2012-02-10ND
2012-02-10ND
2012-02-10ND
2013-02-01ND
2013-02-01ND
2013-02-01ND
2014-02-13ND
2015-01-13ND
2015-01-13ND
2015-05-07ND