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EWG's Tap Water Database

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Beryllium

Portland Water Bureau

Beryllium is a toxic metal that is both naturally occurring and released into the environment from industrial pollution and incineration. Beryllium can damage lungs, bones and the digestive system.

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2010ND20ND
2011ND20ND
2012ND10ND
2013ND10ND
2014ND20ND
2015ND20ND

ppb = parts per billion.

State and national drinking water standards and health guidelines

Health Guideline 1 ppb

The health guideline of 1 ppb for beryllium 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 the stomach and intestines.

ppb = parts per billion.

EPA Maximum Contaminant
Level (MCL) 4 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)4 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 Lab ID Result
2010-04-13K1003546001-IND
2010-08-11K1008507001-IND
2011-01-18K1100533001-IND
2011-04-12K1103204001-IND
2012-01-22K1200717001-IND
2013-04-09BB26971-IND
2014-04-08BB38036-IND
2014-07-08BB42035-IND
2015-03-31BB49816-IND
2015-06-17BB52444-IND