Know Your Environment. Protect Your Health.

Perfluorooctane sulfonate (PFOS)

Morrisville State College

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.

 

19

Samples

0

Samples exceeding legal limit (MCL)

2

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
2018N/A00N/A
2019N/A00N/A
2020ND30ND
20210.109 ppt92ND - 0.495 ppt
2022ND30ND
2023ND30ND
2024ND10ND

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
2020-11-1911192007CND
2020-11-1911192006CND
2020-11-1911192005CND
2021-03-2403242101C0.487 ppt
2021-03-2403242102CND
2021-03-2403242103C0.495 ppt
2021-06-0906092104CND
2021-06-0906092105CND
2021-09-0909092102CND
2021-09-0909092103CND
2021-12-0812082101CND
2021-12-0812082102CND
2022-11-0911092206C-PFASND
2022-11-0911092204C-PFASND
2022-11-0911092205C-PFASND
2023-09-2109212307CND
2023-09-2109212308CND
2023-09-2109212306CND
2024-05-14116497PND