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EWG's Tap Water Database — 2019 UPDATE

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Pentachlorophenol

Pennsylvania American Royersford

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

 

20

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
2013N/A00N/A
2014ND100ND
2015N/A00N/A
2016N/A00N/A
2017ND100ND

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
2014-04-0225339901ND
2014-04-0225340101ND
2014-04-0325339801ND
2014-04-0325340201ND
2014-06-2525340401ND
2014-08-0526516601ND
2014-08-0526516201ND
2014-08-0626516401ND
2014-08-0626516701ND
2014-08-1226516501ND
2017-04-1115931560ND
2017-04-1115931530ND
2017-04-1115931502ND
2017-04-1115931474ND
2017-04-1115931446ND
2017-08-1516560836ND
2017-08-1516560864ND
2017-08-1516560808ND
2017-08-1616560892ND
2017-08-3116721947ND