Know Your Environment. Protect Your Health.

Pentachlorophenol

Warminster Municipal Authority

NOTE: Warminster Municipal Authority purchases water from North Wales Water Authority which is required to test for pentachlorophenol. Sample information shown below was taken by North Wales Water Authority.

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
2018ND20ND
2019ND20ND
2020ND110ND
2021ND20ND
2022ND20ND
2023ND40ND

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

NOTE: Warminster Municipal Authority purchases water from North Wales Water Authority which is required to test for pentachlorophenol. Sample information shown below was taken by North Wales Water Authority.

Date Lab ID Result
2018-04-038042063-01ND
2018-07-108073259-01ND
2019-04-029042086-01ND
2019-07-099073421-02ND
2020-04-0122025498.00ND
2020-04-2022026103.00ND
2020-04-2022026133.00ND
2020-04-2022026163.00ND
2020-04-2022026193.00ND
2020-04-2722217384.00ND
2020-04-2722217354.00ND
2020-04-2722217324.00ND
2020-04-2722217294.00ND
2020-04-2722217419.00ND
2020-07-0622609721.00ND
2020-07-2722801101.00ND
2020-07-2722801222.00ND
2020-07-2722801179.00ND
2020-07-2722801162.00ND
2020-07-2722801131.00ND
2020-08-3123001439.00ND
2020-08-3123001467.00ND
2020-08-3123001495.00ND
2020-08-3123001523.00ND
2021-04-0624249943.00ND
2021-07-0624831103.00ND
2022-04-0526466015.00ND
2022-07-0527039499.00ND
2023-04-0328705034.00ND
2023-04-0328705032.00ND
2023-04-0328705036.00ND
2023-04-0328705033.00ND
2023-04-0328705035.00ND
2023-04-0428705031.00ND
2023-06-2729110719.00ND
2023-07-1029304423.00ND
2023-07-1029304426.00ND
2023-07-1029304425.00ND
2023-07-1029304422.00ND
2023-07-1129304427.00ND
2023-07-1129304428.00ND
2023-07-1129304424.00ND