Know Your Environment. Protect Your Health.

Pentachlorophenol

Quarryville Borough

NOTE: Quarryville Borough purchases water from Pennsylvania American Coatesville which is required to test for pentachlorophenol. Sample information shown below was taken by Pennsylvania American Coatesville.

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

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND10ND
2020ND10ND
2021ND10ND
2022ND10ND
2023ND10ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

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

NOTE: Quarryville Borough purchases water from Pennsylvania American Coatesville which is required to test for pentachlorophenol. Sample information shown below was taken by Pennsylvania American Coatesville.

Date Lab ID Result
2018-04-0339087301ND
2019-04-0243670001ND
2020-04-0722015063.00ND
2020-07-0822600276.00ND
2021-04-0824240213.00ND
2022-04-1326456906.00ND
2023-04-0428694686.00ND
2023-07-0629295038.00ND