Know Your Environment. Protect Your Health.

Perfluorobutane sulfonate (PFBS)

Ayer DPW Water Division

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.

 

230

Samples

0

Samples exceeding legal limit (MCL)

102

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014N/A00N/A
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
20180.895 ppt114ND - 2.98 ppt
20191.69 ppt76ND - 2.51 ppt
20202.31 ppt2926ND - 7.97 ppt
20211.18 ppt6031ND - 3.98 ppt
20220.418 ppt4910ND - 3.44 ppt
20230.666 ppt7429ND - 3.46 ppt
2024N/A00N/A

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 Result
2018-01-09ND
2018-01-09ND
2018-01-09ND
2018-03-01ND
2018-03-07ND
2018-04-23ND
2018-04-23ND
2018-08-242.06 ppt
2018-08-242.98 ppt
2018-10-252.09 ppt
2018-10-252.71 ppt
2019-02-202.10 ppt
2019-02-202.51 ppt
2019-05-212.37 ppt
2019-08-201.92 ppt
2019-08-20ND
2019-11-111.15 ppt
2019-11-181.77 ppt
2020-02-132.05 ppt
2020-02-132.04 ppt
2020-02-132.09 ppt
2020-02-131.45 ppt
2020-02-131.07 ppt
2020-02-133.10 ppt
2020-02-137.97 ppt
2020-02-132.08 ppt
2020-02-132.14 ppt
2020-06-093.52 ppt
2020-06-091.60 ppt
2020-06-092.04 ppt
2020-06-091.88 ppt
2020-06-091.73 ppt
2020-06-097.62 ppt
2020-06-091.91 ppt
2020-06-091.24 ppt
2020-06-092.29 ppt
2020-09-022.45 ppt
2020-09-022.17 ppt
2020-09-021.90 ppt
2020-12-032.25 ppt
2020-12-031.93 ppt
2020-12-032.75 ppt
2020-12-033.67 ppt
2020-12-03ND
2020-12-03ND
2020-12-032.12 ppt
2020-12-03ND
2021-01-082.04 ppt
2021-01-08ND
2021-01-082.36 ppt
2021-01-08ND
2021-01-081.98 ppt
2021-01-082.00 ppt
2021-01-082.01 ppt
2021-01-083.90 ppt
2021-01-08ND
2021-01-081.56 ppt
2021-01-083.09 ppt
2021-02-22ND
2021-02-222.32 ppt
2021-02-221.04 ppt
2021-02-222.29 ppt
2021-02-22ND
2021-03-24ND
2021-03-242.90 ppt
2021-03-242.02 ppt
2021-04-28ND
2021-04-28ND
2021-04-281.89 ppt
2021-05-18ND
2021-05-18ND
2021-05-182.15 ppt
2021-05-183.09 ppt
2021-06-093.98 ppt
2021-06-091.83 ppt
2021-06-092.10 ppt
2021-06-092.16 ppt
2021-06-102.19 ppt
2021-06-10ND
2021-06-10ND
2021-06-102.96 ppt
2021-06-10ND
2021-06-10ND
2021-07-21ND
2021-07-21ND
2021-07-211.91 ppt
2021-07-212.50 ppt
2021-08-192.62 ppt
2021-08-19ND
2021-08-191.97 ppt
2021-08-19ND
2021-08-19ND
2021-09-242.37 ppt
2021-09-24ND
2021-09-24ND
2021-10-142.36 ppt
2021-10-14ND
2021-10-14ND
2021-11-122.39 ppt
2021-11-12ND
2021-11-12ND
2021-12-021.07 ppt
2021-12-021.98 ppt
2021-12-02ND
2021-12-10ND
2021-12-10ND
2021-12-10ND
2022-01-04ND
2022-01-04ND
2022-01-041.61 ppt
2022-02-03ND
2022-02-032.03 ppt
2022-02-03ND
2022-02-24ND
2022-02-24ND
2022-02-24ND
2022-02-242.77 ppt
2022-03-071.44 ppt
2022-03-07ND
2022-03-07ND
2022-04-21ND
2022-04-21ND
2022-04-211.95 ppt
2022-04-252.12 ppt
2022-04-253.44 ppt
2022-04-251.48 ppt
2022-05-13ND
2022-05-13ND
2022-05-131.97 ppt
2022-06-091.69 ppt
2022-06-09ND
2022-06-09ND
2022-07-20ND
2022-07-20ND
2022-07-20ND
2022-07-20ND
2022-08-11ND
2022-08-11ND
2022-08-11ND
2022-08-11ND
2022-09-08ND
2022-09-08ND
2022-09-08ND
2022-09-08ND
2022-10-12ND
2022-10-12ND
2022-10-12ND
2022-10-12ND
2022-11-07ND
2022-11-07ND
2022-11-07ND
2022-11-07ND
2022-12-01ND
2022-12-01ND
2022-12-01ND
2022-12-01ND
2023-01-05ND
2023-01-050.864 ppt
2023-01-05ND
2023-01-05ND
2023-02-01ND
2023-02-01ND
2023-02-011.10 ppt
2023-02-01ND
2023-03-03ND
2023-03-03ND
2023-03-202.02 ppt
2023-03-201.13 ppt
2023-03-20ND
2023-03-201.41 ppt
2023-03-202.00 ppt
2023-04-10ND
2023-04-10ND
2023-04-10ND
2023-04-10ND
2023-04-101.28 ppt
2023-04-10ND
2023-04-10ND
2023-04-10ND
2023-04-10ND
2023-04-10ND
2023-05-02ND
2023-05-02ND
2023-05-04ND
2023-05-04ND
2023-05-04ND
2023-05-041.51 ppt
2023-05-083.46 ppt
2023-05-082.19 ppt
2023-05-082.09 ppt
2023-06-06ND
2023-06-06ND
2023-06-061.43 ppt
2023-06-06ND
2023-07-14ND
2023-07-14ND
2023-07-141.24 ppt
2023-07-14ND
2023-08-072.03 ppt
2023-08-072.04 ppt
2023-08-08ND
2023-08-08ND
2023-08-081.64 ppt
2023-08-08ND
2023-09-13ND
2023-09-131.88 ppt
2023-09-13ND
2023-09-131.95 ppt
2023-09-132.42 ppt
2023-09-13ND
2023-09-13ND
2023-09-132.32 ppt
2023-09-132.14 ppt
2023-09-131.73 ppt
2023-09-130.709 ppt
2023-09-13ND
2023-10-04ND
2023-10-04ND
2023-10-040.774 ppt
2023-10-041.90 ppt
2023-11-07ND
2023-11-07ND
2023-11-200.865 ppt
2023-11-20ND
2023-11-20ND
2023-11-201.80 ppt
2023-12-08ND
2023-12-08ND
2023-12-081.17 ppt
2023-12-082.18 ppt