Know Your Environment. Protect Your Health.

Pentachlorophenol

Shreveport Water System

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

 

14

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019ND20ND
2020ND20ND
2021ND20ND
2022ND20ND
2023ND20ND

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
2018-01-0835367518001ND
2018-01-0835367518001ND
2018-07-2335407295001ND
2018-07-2335407295001ND
2019-02-1835449627001ND
2019-02-1835449627001ND
2020-03-1635538199001ND
2020-08-1135569895001ND
2021-01-0435602182001ND
2021-08-0535653536001ND
2022-01-2735693462009ND
2022-07-2735735463002ND
2023-01-3035776976001ND
2023-08-1535821479001ND