Pentachlorophenol
East Cocalico Township
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 | N/A | 0 | 0 | N/A |
| 2020 | ND | 22 | 0 | ND |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | ND | 20 | 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
| Date | Lab ID | Result |
|---|---|---|
| 2020-05-01 | 22369351.00 | ND |
| 2020-05-01 | 22369501.00 | ND |
| 2020-05-01 | 22369472.00 | ND |
| 2020-05-01 | 22369438.00 | ND |
| 2020-05-01 | 22369409.00 | ND |
| 2020-05-01 | 22369380.00 | ND |
| 2020-05-01 | 22369322.00 | ND |
| 2020-05-01 | 22369293.00 | ND |
| 2020-05-01 | 22369264.00 | ND |
| 2020-05-01 | 22369235.00 | ND |
| 2020-05-01 | 22369206.00 | ND |
| 2020-07-31 | 22956403.00 | ND |
| 2020-07-31 | 22956349.00 | ND |
| 2020-07-31 | 22956200.00 | ND |
| 2020-07-31 | 22956316.00 | ND |
| 2020-07-31 | 22956374.00 | ND |
| 2020-07-31 | 22956287.00 | ND |
| 2020-07-31 | 22956171.00 | ND |
| 2020-07-31 | 22956258.00 | ND |
| 2020-07-31 | 22956142.00 | ND |
| 2020-07-31 | 22956233.00 | ND |
| 2020-07-31 | 22956433.00 | ND |
| 2023-05-30 | 29261751.00 | ND |
| 2023-05-30 | 29261748.00 | ND |
| 2023-05-30 | 29261749.00 | ND |
| 2023-05-30 | 29261747.00 | ND |
| 2023-05-30 | 29261750.00 | ND |
| 2023-05-30 | 29261746.00 | ND |
| 2023-05-30 | 29261745.00 | ND |
| 2023-05-30 | 29261744.00 | ND |
| 2023-05-30 | 29261752.00 | ND |
| 2023-06-28 | 29261798.00 | ND |
| 2023-09-13 | 29847506.00 | ND |
| 2023-09-13 | 29847501.00 | ND |
| 2023-09-13 | 29847507.00 | ND |
| 2023-09-13 | 29847505.00 | ND |
| 2023-09-13 | 29847500.00 | ND |
| 2023-09-13 | 29847508.00 | ND |
| 2023-09-13 | 29847504.00 | ND |
| 2023-09-13 | 29847509.00 | ND |
| 2023-09-13 | 29847503.00 | ND |
| 2023-09-13 | 29847502.00 | ND |