Perfluorobutane sulfonate (PFBS)
Ormsby Mobile Home Park
Perfluorobutane sulfonate (PFBS) is a member of a group of perfluorinated chemicals used in many consumer products. PFOS and other perfluorinated chemicals can cause serious health effects, including cancer, endocrine disruption, accelerated puberty, liver and immune system damage, and thyroid changes. These chemicals are persistent in the environment and they accumulate in people. Click here to read more about perfluorinated chemicals.
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 | N/A | 0 | 0 | N/A |
| 2021 | 0.973 ppt | 4 | 4 | 0.926 ppt - 1.04 ppt |
| 2022 | 0.986 ppt | 4 | 4 | 0.764 ppt - 1.32 ppt |
| 2023 | 0.859 ppt | 4 | 4 | 0.803 ppt - 0.945 ppt |
ppt = parts per trillion
State, National, and Health Guidelines for Drinking Water
EWG Health Guideline: 2,000 ppt
The EWG Health Guideline of 2,000 ppt for perfluorobutane sulfonate was defined by EPA’s Human Health toxicity value. This health guideline hormone disruption and harm to fetal growth and child development.
ppt = parts per trillion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2021-04-26 | 210410892-001-PFAS | 0.926 ppt |
| 2021-06-02 | 210614949-001-PFAS | 0.970 ppt |
| 2021-07-20 | 210720824-001-PFAS | 0.956 ppt |
| 2021-10-04 | 211029623-001-PFAS | 1.04 ppt |
| 2022-02-22 | 220204488-001-PFOA | 1.32 ppt |
| 2022-04-11 | 220408864-001-PFOA | 0.951 ppt |
| 2022-07-26 | 220720515-001-PFOA | 0.908 ppt |
| 2022-10-18 | 221030432-001-PFOA | 0.764 ppt |
| 2023-03-28 | 230307833-001-PFAS | 0.840 ppt |
| 2023-05-08 | 230512044-002-PFAS | 0.848 ppt |
| 2023-07-26 | 230722157-001-PFAS | 0.803 ppt |
| 2023-10-17 | 231033133-002-PFAS | 0.945 ppt |