Perfluorobutane sulfonate (PFBS)
Warminster Municipal Authority
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 |
|---|---|---|---|---|
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | ND | 22 | 0 | ND |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | ND | 1 | 0 | ND |
| 2021 | 1.06 ppt | 40 | 4 | ND - 13.0 ppt |
| 2022 | 3.02 ppt | 142 | 46 | ND - 14.0 ppt |
| 2023 | 1.79 ppt | 85 | 16 | ND - 14.0 ppt |
| 2024 | ND | 1 | 0 | ND |
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 |
|---|---|---|
| 2021-07-07 | 24810995.00 | ND |
| 2021-07-07 | 24811007.00 | ND |
| 2021-07-07 | 24811031.00 | ND |
| 2021-07-07 | 24811043.00 | ND |
| 2021-07-07 | 24810959.00 | ND |
| 2021-07-07 | 24810971.00 | ND |
| 2021-09-01 | 25202803.00 | ND |
| 2021-09-01 | 25202815.00 | ND |
| 2021-09-01 | 25202767.00 | ND |
| 2021-09-01 | 25202779.00 | ND |
| 2021-09-15 | 25386685.00 | ND |
| 2021-09-15 | 25386733.00 | ND |
| 2021-09-15 | 25386697.00 | ND |
| 2021-09-15 | 25386709.00 | ND |
| 2021-10-12 | 25571150.00 | ND |
| 2021-10-12 | 25571162.00 | ND |
| 2021-10-12 | 25571114.00 | ND |
| 2021-10-12 | 25571126.00 | ND |
| 2021-10-21 | 25387380.00 | ND |
| 2021-10-21 | 25387404.00 | ND |
| 2021-11-03 | 25571186.00 | ND |
| 2021-11-03 | 25571234.00 | ND |
| 2021-11-03 | 25571198.00 | ND |
| 2021-11-03 | 25571210.00 | ND |
| 2021-11-17 | 25571974.00 | ND |
| 2021-11-17 | 25572010.00 | 13.0 ppt |
| 2021-11-17 | 25572022.00 | ND |
| 2021-11-17 | 25571962.00 | 8.20 ppt |
| 2021-11-17 | 25571986.00 | ND |
| 2021-11-17 | 25571998.00 | ND |
| 2021-12-01 | 25747156.00 | ND |
| 2021-12-01 | 25747204.00 | ND |
| 2021-12-01 | 25747168.00 | ND |
| 2021-12-01 | 25747180.00 | ND |
| 2021-12-14 | 25747333.00 | ND |
| 2021-12-14 | 25747369.00 | 13.0 ppt |
| 2021-12-14 | 25747381.00 | ND |
| 2021-12-14 | 25747321.00 | 8.30 ppt |
| 2021-12-14 | 25747345.00 | ND |
| 2021-12-14 | 25747357.00 | ND |
| 2022-01-05 | 25925287.00 | ND |
| 2022-01-05 | 25925323.00 | 13.0 ppt |
| 2022-01-05 | 25925335.00 | ND |
| 2022-01-05 | 25925275.00 | 7.60 ppt |
| 2022-01-05 | 25925299.00 | ND |
| 2022-01-05 | 25925311.00 | ND |
| 2022-01-19 | 25925951.00 | ND |
| 2022-01-19 | 25925987.00 | 14.0 ppt |
| 2022-01-19 | 25925999.00 | ND |
| 2022-01-19 | 25925939.00 | 7.60 ppt |
| 2022-01-19 | 25925963.00 | ND |
| 2022-01-19 | 25925975.00 | ND |
| 2022-02-02 | 26101411.00 | ND |
| 2022-02-02 | 26101447.00 | 13.0 ppt |
| 2022-02-02 | 26101459.00 | ND |
| 2022-02-02 | 26101399.00 | 7.80 ppt |
| 2022-02-02 | 26101423.00 | ND |
| 2022-02-02 | 26101435.00 | ND |
| 2022-02-16 | 26101931.00 | ND |
| 2022-02-16 | 26101967.00 | 14.0 ppt |
| 2022-02-16 | 26101979.00 | ND |
| 2022-02-16 | 26101919.00 | 7.10 ppt |
| 2022-02-16 | 26101943.00 | ND |
| 2022-02-16 | 26101955.00 | ND |
| 2022-03-02 | 26102143.00 | ND |
| 2022-03-02 | 26102179.00 | 14.0 ppt |
| 2022-03-02 | 26102191.00 | ND |
| 2022-03-02 | 26102131.00 | 6.80 ppt |
| 2022-03-02 | 26102155.00 | ND |
| 2022-03-02 | 26102167.00 | ND |
| 2022-03-15 | 26271110.00 | ND |
| 2022-03-15 | 26271146.00 | 12.0 ppt |
| 2022-03-15 | 26271158.00 | ND |
| 2022-03-15 | 26271098.00 | 5.10 ppt |
| 2022-03-15 | 26271122.00 | ND |
| 2022-03-15 | 26271134.00 | ND |
| 2022-04-06 | 26446015.00 | ND |
| 2022-04-06 | 26446051.00 | 12.0 ppt |
| 2022-04-06 | 26446063.00 | ND |
| 2022-04-06 | 26446003.00 | 5.50 ppt |
| 2022-04-06 | 26446027.00 | ND |
| 2022-04-06 | 26446039.00 | ND |
| 2022-04-19 | 26446668.00 | ND |
| 2022-04-19 | 26446704.00 | 14.0 ppt |
| 2022-04-19 | 26446716.00 | ND |
| 2022-04-19 | 26446656.00 | 5.30 ppt |
| 2022-04-19 | 26446680.00 | ND |
| 2022-04-19 | 26446692.00 | ND |
| 2022-05-04 | 26630201.00 | ND |
| 2022-05-04 | 26630237.00 | 12.0 ppt |
| 2022-05-04 | 26630249.00 | ND |
| 2022-05-04 | 26630189.00 | 6.30 ppt |
| 2022-05-04 | 26630213.00 | ND |
| 2022-05-04 | 26630225.00 | ND |
| 2022-05-23 | 26630890.00 | ND |
| 2022-05-23 | 26630926.00 | 13.0 ppt |
| 2022-05-23 | 26630938.00 | ND |
| 2022-05-23 | 26630878.00 | 5.60 ppt |
| 2022-05-23 | 26630902.00 | ND |
| 2022-05-23 | 26630914.00 | ND |
| 2022-06-01 | 26825179.00 | ND |
| 2022-06-01 | 26825227.00 | ND |
| 2022-06-01 | 26825191.00 | ND |
| 2022-06-01 | 26825203.00 | ND |
| 2022-06-14 | 26825251.00 | ND |
| 2022-06-14 | 26825287.00 | 12.0 ppt |
| 2022-06-14 | 26825299.00 | ND |
| 2022-06-14 | 26825239.00 | 5.60 ppt |
| 2022-06-14 | 26825263.00 | ND |
| 2022-06-14 | 26825275.00 | ND |
| 2022-07-08 | 27019745.00 | ND |
| 2022-07-08 | 27019781.00 | 12.0 ppt |
| 2022-07-08 | 27019793.00 | ND |
| 2022-07-08 | 27019733.00 | 6.10 ppt |
| 2022-07-08 | 27019757.00 | ND |
| 2022-07-08 | 27019769.00 | ND |
| 2022-07-25 | 27214888.00 | ND |
| 2022-07-25 | 27214924.00 | 12.0 ppt |
| 2022-07-25 | 27214936.00 | ND |
| 2022-07-25 | 27214876.00 | 7.30 ppt |
| 2022-07-25 | 27214900.00 | ND |
| 2022-07-25 | 27214912.00 | ND |
| 2022-08-03 | 27214960.00 | ND |
| 2022-08-03 | 27214996.00 | 7.80 ppt |
| 2022-08-03 | 27215008.00 | ND |
| 2022-08-03 | 27214948.00 | 5.50 ppt |
| 2022-08-03 | 27214972.00 | ND |
| 2022-08-03 | 27214984.00 | ND |
| 2022-08-17 | 27215670.00 | ND |
| 2022-08-17 | 27215706.00 | 9.80 ppt |
| 2022-08-17 | 27215718.00 | ND |
| 2022-08-17 | 27215658.00 | 7.30 ppt |
| 2022-08-17 | 27215682.00 | ND |
| 2022-08-17 | 27215694.00 | ND |
| 2022-09-07 | 27421575.00 | ND |
| 2022-09-07 | 27421611.00 | 9.00 ppt |
| 2022-09-07 | 27421623.00 | ND |
| 2022-09-07 | 27421563.00 | 8.70 ppt |
| 2022-09-07 | 27421587.00 | ND |
| 2022-09-07 | 27421599.00 | ND |
| 2022-09-21 | 27422325.00 | ND |
| 2022-09-21 | 27422361.00 | 9.60 ppt |
| 2022-09-21 | 27422373.00 | ND |
| 2022-09-21 | 27422313.00 | 8.00 ppt |
| 2022-09-21 | 27422337.00 | ND |
| 2022-09-21 | 27422349.00 | ND |
| 2022-10-05 | 27624774.00 | 8.90 ppt |
| 2022-10-05 | 27624786.00 | ND |
| 2022-10-05 | 27624798.00 | ND |
| 2022-10-05 | 27624738.00 | 8.10 ppt |
| 2022-10-05 | 27624750.00 | ND |
| 2022-10-05 | 27624762.00 | ND |
| 2022-10-19 | 27625343.00 | 11.0 ppt |
| 2022-10-19 | 27625355.00 | ND |
| 2022-10-19 | 27625367.00 | ND |
| 2022-10-19 | 27625307.00 | 7.80 ppt |
| 2022-10-19 | 27625319.00 | ND |
| 2022-10-19 | 27625331.00 | ND |
| 2022-11-02 | 27806463.00 | ND |
| 2022-11-02 | 27806499.00 | 11.0 ppt |
| 2022-11-02 | 27806511.00 | ND |
| 2022-11-02 | 27806451.00 | 7.70 ppt |
| 2022-11-02 | 27806475.00 | ND |
| 2022-11-02 | 27806487.00 | ND |
| 2022-11-16 | 27807156.00 | ND |
| 2022-11-16 | 27807192.00 | 12.0 ppt |
| 2022-11-16 | 27807204.00 | ND |
| 2022-11-16 | 27807144.00 | 7.90 ppt |
| 2022-11-16 | 27807168.00 | ND |
| 2022-11-16 | 27807180.00 | ND |
| 2022-12-07 | 27982260.00 | ND |
| 2022-12-07 | 27982296.00 | 11.0 ppt |
| 2022-12-07 | 27982308.00 | ND |
| 2022-12-07 | 27982248.00 | 7.00 ppt |
| 2022-12-07 | 27982272.00 | ND |
| 2022-12-07 | 27982284.00 | ND |
| 2022-12-21 | 27982332.00 | ND |
| 2022-12-21 | 27982368.00 | 13.0 ppt |
| 2022-12-21 | 27982380.00 | ND |
| 2022-12-21 | 27982320.00 | 7.50 ppt |
| 2022-12-21 | 27982344.00 | ND |
| 2022-12-21 | 27982356.00 | ND |
| 2023-01-04 | 28155433.00 | ND |
| 2023-01-04 | 28155469.00 | 12.0 ppt |
| 2023-01-04 | 28155481.00 | ND |
| 2023-01-04 | 28155421.00 | 6.30 ppt |
| 2023-01-04 | 28155445.00 | ND |
| 2023-01-04 | 28155457.00 | ND |
| 2023-01-18 | 28156001.00 | ND |
| 2023-01-18 | 28156037.00 | 14.0 ppt |
| 2023-01-18 | 28156049.00 | ND |
| 2023-01-18 | 28155989.00 | 7.60 ppt |
| 2023-01-18 | 28156013.00 | ND |
| 2023-01-18 | 28156025.00 | ND |
| 2023-02-01 | 28332861.00 | ND |
| 2023-02-01 | 28332897.00 | 12.0 ppt |
| 2023-02-01 | 28332909.00 | ND |
| 2023-02-01 | 28332849.00 | 5.90 ppt |
| 2023-02-01 | 28332873.00 | ND |
| 2023-02-01 | 28332885.00 | ND |
| 2023-02-14 | 28504139.00 | ND |
| 2023-02-14 | 28504175.00 | 12.0 ppt |
| 2023-02-14 | 28504187.00 | ND |
| 2023-02-14 | 28504127.00 | 6.30 ppt |
| 2023-02-14 | 28504151.00 | ND |
| 2023-02-14 | 28504163.00 | ND |
| 2023-03-01 | 28504840.00 | ND |
| 2023-03-01 | 28504876.00 | 13.0 ppt |
| 2023-03-01 | 28504888.00 | ND |
| 2023-03-01 | 28504828.00 | 7.20 ppt |
| 2023-03-01 | 28504852.00 | ND |
| 2023-03-01 | 28504864.00 | ND |
| 2023-03-15 | 28683095.00 | ND |
| 2023-03-15 | 28683131.00 | 14.0 ppt |
| 2023-03-15 | 28683143.00 | ND |
| 2023-03-15 | 28683083.00 | 6.50 ppt |
| 2023-03-15 | 28683107.00 | ND |
| 2023-03-15 | 28683119.00 | ND |
| 2023-04-04 | 28683167.00 | ND |
| 2023-04-04 | 28683203.00 | ND |
| 2023-04-04 | 28683215.00 | ND |
| 2023-04-04 | 28683155.00 | 6.40 ppt |
| 2023-04-04 | 28683179.00 | ND |
| 2023-04-04 | 28683191.00 | ND |
| 2023-04-19 | 28880665.00 | ND |
| 2023-04-19 | 28880713.00 | ND |
| 2023-04-19 | 28880677.00 | ND |
| 2023-04-19 | 28880689.00 | ND |
| 2023-04-28 | 28880725.00 | 12.0 ppt |
| 2023-05-03 | 28881403.00 | ND |
| 2023-05-03 | 28881439.00 | 11.0 ppt |
| 2023-05-03 | 28881451.00 | ND |
| 2023-05-03 | 28881391.00 | 5.90 ppt |
| 2023-05-03 | 28881415.00 | ND |
| 2023-05-03 | 28881427.00 | ND |
| 2023-05-17 | 29089387.00 | ND |
| 2023-05-17 | 29089411.00 | ND |
| 2023-06-07 | 29090056.00 | ND |
| 2023-06-07 | 29090080.00 | ND |
| 2023-06-21 | 29090116.00 | ND |
| 2023-06-21 | 29090117.00 | ND |
| 2023-07-05 | 29284771.00 | ND |
| 2023-07-05 | 29284772.00 | ND |
| 2023-07-19 | 29284664.00 | ND |
| 2023-07-19 | 29284663.00 | ND |
| 2023-08-02 | 29476843.00 | ND |
| 2023-08-16 | 29476844.00 | ND |
| 2023-08-16 | 29476841.00 | ND |
| 2023-08-23 | 29477569.00 | ND |
| 2023-09-06 | 29682802.00 | ND |
| 2023-09-14 | 29682853.00 | ND |
| 2023-09-20 | 29683385.00 | ND |
| 2023-09-20 | 29683436.00 | ND |
| 2023-10-04 | 29869357.00 | ND |
| 2023-10-04 | 29869406.00 | ND |
| 2023-10-18 | 29869517.00 | ND |
| 2023-10-18 | 29869463.00 | ND |
| 2023-10-31 | 3J05163-01 | ND |
| 2023-11-01 | 30053602.00 | ND |
| 2023-11-01 | 30053548.00 | ND |
| 2023-11-02 | 3J04715-01 | ND |
| 2023-11-15 | 30053710.00 | ND |
| 2023-11-15 | 30053656.00 | ND |
| 2023-12-06 | 30229363.00 | ND |
| 2023-12-06 | 30229309.00 | ND |
| 2023-12-18 | 30229568.00 | ND |
| 2023-12-18 | 30229514.00 | ND |
| 2024-02-07 | 4B00747-01 | ND |