Know Your Environment. Protect Your Health.

Pentachlorophenol

City of Rexburg

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

 

21

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND30ND
2019N/A00N/A
2020ND40ND
2021ND60ND
2022N/A00N/A
2023ND80ND

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
2018-06-29SB18070177001ND
2018-06-29SB18070188001ND
2018-08-01S1813271ND
2020-06-29SB20070003001ND
2020-07-06SB20070490001ND
2020-11-30SB20120066001ND
2020-11-30SB20120071001ND
2021-01-25SB21011645001ND
2021-01-25SB21011641001ND
2021-03-31SB21040230001ND
2021-04-01SB21040627001ND
2021-04-26SB21041931001ND
2021-04-26SB21041974001ND
2023-06-14SMDF068704ND
2023-06-14SMDF068705ND
2023-06-14SMDF068706ND
2023-06-14SMDF068707ND
2023-09-11SMDI035501ND
2023-09-11SMDI035601ND
2023-09-11SMDI035801ND
2023-09-11SMDI035901ND