Know Your Environment. Protect Your Health.

Perfluorooctane sulfonate (PFOS)

City of Auburn

Perfluorooctane sulfonate (PFOS) 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.

 

24

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND140ND
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A
2020N/A00N/A
2021N/A00N/A
2022N/A00N/A
2023ND100ND

ppt = parts per trillion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 0.3 ppt

The EWG Health Guideline of 0.3 ppt for PFOS was defined by EPA's final toxicity value from the Office of Water’s Final Human Health Toxicity Assessment. This health guideline protects againat cardiovascular harm and harm to fetal growth.

EPA Maximum Contaminant
Level (MCL): 4 ppt

ppt = parts per trillion

All test results

Date Lab ID Result
2014-03-11A4B1976-01AND
2014-03-11A4B1976-12AND
2014-03-13A4B1976-08AND
2014-03-18A4C0166-05AND
2014-03-18A4C0166-01AND
2014-04-01A4C1981-01AND
2014-06-11A4C2313-01AND
2014-09-09A4I0142-01AND
2014-09-16A4I0632-01AND
2014-09-16A4I0632-06AND
2014-09-23A4I1297-06AND
2014-09-23A4I1297-01AND
2014-09-30A4I2084-01AND
2014-12-09A4L0057-01AND
2023-06-084470456ND
2023-06-084470463ND
2023-06-084470455ND
2023-06-084470457ND
2023-06-084470459ND
2023-06-084470465ND
2023-06-084470458ND
2023-06-084470461ND
2023-06-084470460ND
2023-06-084470462ND