Know Your Environment. Protect Your Health.

Pentachlorophenol

Tangipahoa Parish Water District

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

 

42

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND220ND
2019N/A00N/A
2020ND70ND
2021ND50ND
2022N/A00N/A
20230.00863 ppb83ND - 0.0360 ppb

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
2018-01-2935371217004ND
2018-01-2935371217003ND
2018-01-2935371217002ND
2018-01-2935371217001ND
2018-01-2935371217001ND
2018-01-2935371217002ND
2018-01-2935371217003ND
2018-01-2935371217004ND
2018-05-0735391332001ND
2018-05-0735391332002ND
2018-05-0735391332002ND
2018-05-0735391332001ND
2018-12-0335434998002ND
2018-12-0335434998005ND
2018-12-0335434998003ND
2018-12-0335434998002ND
2018-12-0335434998001ND
2018-12-0335434998005ND
2018-12-0335434998004ND
2018-12-0335434998003ND
2018-12-0335434998001ND
2018-12-0335434998004ND
2020-03-0235535343001ND
2020-11-1635593782003ND
2020-11-1635593782004ND
2020-11-1635593782005ND
2020-11-1635593782006ND
2020-11-1635593782001ND
2020-11-1635593782002ND
2021-11-0135675416004ND
2021-11-0135675416005ND
2021-11-0135675416003ND
2021-11-0135675416002ND
2021-11-0135675416001ND
2023-03-2835789166001ND
2023-10-2535837335001ND
2023-10-2535837335002ND
2023-11-0635840552001ND
2023-11-06358405520020.0360 ppb
2023-11-06358405520030.0180 ppb
2023-11-06358405520040.0150 ppb
2023-11-0635840552005ND