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EWG's Tap Water Database — 2021 UPDATE

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Pentachlorophenol

Fairview Union Water System

Pentachlorophenol is a carcinogenic chemical used as a wood preservative. It harms developing fetuses, and causes immune suppression and hormone disruption.

MORE ABOUT THIS CONTAMINANT

 

32

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND20ND
2015ND40ND
2016ND80ND
2017ND80ND
2018ND40ND
2019ND60ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 0.3 ppb

The EWG Health Guideline of 0.3 ppb for pentachlorophenol 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 cancer.

EPA Maximum Contaminant
Level (MCL) 1 ppb

The legal limit for pentachlorophenol, established in 1991, was based on analytical detection limits at the time that the standard was set.

ppb = parts per billion

All test results

Date Lab ID Result
2014-04-14AD90605ND
2014-04-14AD90605ND
2015-03-0935178883001ND
2015-03-0935178883001ND
2015-10-1235211703001ND
2015-10-1235211703001ND
2016-03-2835236604007ND
2016-03-2835236604007ND
2016-04-1235239164008ND
2016-04-1235239164008ND
2016-06-1335250073010ND
2016-06-1335250073010ND
2016-11-2135279123006ND
2016-11-2135279123006ND
2017-03-2935303649005ND
2017-03-2935303649005ND
2017-04-1035306447002ND
2017-04-1035306447002ND
2017-06-0935318513012ND
2017-06-0935318513012ND
2017-10-2335344154001ND
2017-10-2335344154001ND
2018-01-2235370033001ND
2018-01-2235370033001ND
2018-07-3135408507001ND
2018-07-3135408507001ND
2019-02-2535450972001ND
2019-02-2535450972001ND
2019-08-2635493338001ND
2019-08-2635493338001ND
2019-09-2535500914001ND
2019-09-2535500914001ND