Pentachlorophenol
North Cherokee Water Supply Corporation
NOTE: North Cherokee Water Supply Corporation purchases water from City of Jacksonville which is required to test for pentachlorophenol. Sample information shown below was taken by City of Jacksonville.
Pentachlorophenol is a carcinogenic chemical used as a wood preservative. It harms developing fetuses, and causes immune suppression and hormone disruption.
Samples
Samples exceeding legal limit (MCL)
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | ND | 1 | 0 | ND |
| 2020 | ND | 5 | 0 | ND |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | ND | 1 | 0 | ND |
| 2023 | ND | 4 | 0 | ND |
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: North Cherokee Water Supply Corporation purchases water from City of Jacksonville which is required to test for pentachlorophenol. Sample information shown below was taken by City of Jacksonville.
| Date | Lab ID | Result |
|---|---|---|
| 2019-01-30 | Q1904613002 | ND |
| 2020-01-27 | Q2002874007 | ND |
| 2020-01-27 | Q2002874029 | ND |
| 2020-01-27 | Q2002874030 | ND |
| 2020-01-27 | Q2002874031 | ND |
| 2020-05-07 | Q2018089007 | ND |
| 2022-01-10 | Q2200509006 | ND |
| 2023-09-28 | Q2341783004 | ND |
| 2023-09-28 | Q2341783021 | ND |
| 2023-09-28 | Q2341783022 | ND |
| 2023-09-28 | Q2341783023 | ND |