Know Your Environment. Protect Your Health.

Pentachlorophenol

Wattsville Water Authority

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

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND60ND
2019ND10ND
2020ND10ND
2021ND60ND
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

Date Lab ID Result
2018-01-081801-00078-1ND
2018-01-081801-00078-2ND
2018-01-081801-00078-4ND
2018-08-161808-00271-001ND
2018-08-161808-00271-002ND
2018-08-161808-00271-003ND
2019-01-141901-00204-001ND
2020-03-092003-00158-001ND
2021-01-062101-00069-001ND
2021-01-062101-00069-002ND
2021-01-062101-00069-004ND
2021-08-092108-00147-001ND
2021-08-092108-00147-002ND
2021-08-092108-00147-003ND
2022-03-152203-00287-001ND
2023-02-152302-00340-003ND