Know Your Environment. Protect Your Health.

Perfluorooctane sulfonate (PFOS)

Richmondville Village

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.

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019N/A00N/A
2020N/A00N/A
2021ND80ND
2022ND20ND
2023N/A00N/A

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
2021-02-1070162270001PFOND
2021-03-0370164559003PFOND
2021-05-1270172866003ND
2021-05-1270172866PFOND
2021-07-1470180575001PFOEPND
2021-07-1470180575002PFORAWND
2021-11-0370193515001PFOND
2021-11-0370193515002ND
2022-02-0970203668006ND
2022-02-0970203668005ND