Know Your Environment. Protect Your Health.

Pentachlorophenol

Upper Hanover Water Authority

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
2018N/A00N/A
2019N/A00N/A
2020ND70ND
2021N/A00N/A
2022N/A00N/A
2023ND130ND

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
2020-03-2021848035.00ND
2020-03-2021848033.00ND
2020-03-2021848034.00ND
2020-06-1822417427.00ND
2020-06-1822417430.00ND
2020-06-1822417428.00ND
2020-06-1822417429.00ND
2023-02-2828703113.00ND
2023-02-2828703115.00ND
2023-02-2828703114.00ND
2023-05-2429108975.00ND
2023-05-2429108977.00ND
2023-05-2429108976.00ND
2023-08-2129700690.00ND
2023-08-2129700689.00ND
2023-08-2229700691.00ND
2023-11-1330246628.00ND
2023-11-1330246600.00ND
2023-11-1430246572.00ND
2023-11-2830246544.00ND