Know Your Environment. Protect Your Health.

Perfluorooctanoic acid (PFOA)

Hoosick Falls

Perfluorooctanoic acid (PFOA) is a member of a group of perfluorinated chemicals used in many consumer products. PFOA 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.

 

118

Samples

0

Samples exceeding legal limit (MCL)

64

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
201882.5 ppt63ND - 490.0 ppt
2019590.0 ppt73ND - 1,800.0 ppt
202058.6 ppt248ND - 550.0 ppt
2021186.5 ppt3417ND - 650.0 ppt
2022240.0 ppt2818ND - 550.0 ppt
2023209.8 ppt1915ND - 410.0 ppt

ppt = parts per trillion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 0.09 ppt

The EWG Health Guideline of 0.09 ppt for PFOA was 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
2018-03-26HF0766032618PREND
2018-03-26HF0766032618POSTND
2018-03-26HF0766032618MIDND
2018-05-0395933973.10 ppt
2018-05-039593396490.0 ppt
2018-05-0395933981.80 ppt
2019-04-04PW10275441,800.0 ppt
2019-04-04PW10275431,800.0 ppt
2019-05-021049440ND
2019-05-021049439MIDND
2019-09-05HOO35-01530.0 ppt
2019-09-05HOO35-03ND
2019-09-05HOO35-02ND
2020-06-04410-3627-12.70 ppt
2020-06-04410-3627-3ND
2020-06-04410-3627-2ND
2020-06-19410-5152-2ND
2020-06-19410-5152-3ND
2020-06-19410-5152-13.40 ppt
2020-07-01410-6532-3ND
2020-07-01410-6532-1ND
2020-07-01410-6532-2ND
2020-07-16410-8075-2ND
2020-07-16410-8075-3ND
2020-07-16410-8075-13.10 ppt
2020-07-30410-9288-14.20 ppt
2020-07-30410-9288-3ND
2020-07-30410-9288-2ND
2020-08-13410-10735-2ND
2020-08-13410-10735-13.40 ppt
2020-08-13410-10735-3ND
2020-10-01410-15846-3ND
2020-10-01410-15846-1550.0 ppt
2020-11-05410-19871-1380.0 ppt
2020-11-05410-19871-3ND
2020-12-03410-22908-3ND
2020-12-03410-22908-1460.0 ppt
2021-01-07410-25853-1370.0 ppt
2021-01-07410-25853-3ND
2021-02-04410-28622-1440.0 ppt
2021-02-04410-28622-4340.0 ppt
2021-02-04410-28622-7-P25ND
2021-02-04410-28622-8-FTBND
2021-02-04410-28622-9-LTBND
2021-02-04410-28622-6-75ND
2021-02-04410-28622-21.70 ppt
2021-02-04410-28622-31.70 ppt
2021-02-04410-28622-5-5017.0 ppt
2021-03-04410-31382-3ND
2021-03-04410-31382-1420.0 ppt
2021-03-04410-31382-2ND
2021-05-18410-40418-1460.0 ppt
2021-05-18410-40418-3ND
2021-05-18410-40418-2ND
2021-06-03410-42452-2ND
2021-06-03410-42452-3ND
2021-06-03410-42452-1350.0 ppt
2021-07-01410-45809-2ND
2021-07-01410-45809-3ND
2021-07-01410-45809-1150.0 ppt
2021-08-05410-50447-3ND
2021-08-05410-50447-1240.0 ppt
2021-09-02410-53847-2ND
2021-09-02410-53847-3ND
2021-09-02410-53847-1580.0 ppt
2021-09-24410-56678-1ND
2021-10-07410-58350-3650.0 ppt
2021-11-18410-64207-1590.0 ppt
2021-12-02410-65486-1630.0 ppt
2021-12-16410-67377-3520.0 ppt
2021-12-29GAC INFLUENT580.0 ppt
2022-01-13GAC INFLUENT550.0 ppt
2022-02-03410-71774-1460.0 ppt
2022-03-03GAC INFLUENT030322460.0 ppt
2022-03-07JH2201746420.0 ppt
2022-03-07JH2201745-11549280.0 ppt
2022-03-07JH2201746-11549420.0 ppt
2022-03-07JH2201744-11549110.0 ppt
2022-03-07JH2201745280.0 ppt
2022-03-07JH2201744110.0 ppt
2022-04-07410-79423-1510.0 ppt
2022-04-07410-79423-3ND
2022-05-05410-83056-2ND
2022-05-05410-83056-3ND
2022-05-05410-83056-1440.0 ppt
2022-07-07410-90405-2ND
2022-07-07410-90405-3ND
2022-07-07410-090405-1390.0 ppt
2022-07-21410-92065-1360.0 ppt
2022-08-18410-95085-1380.0 ppt
2022-08-18410-95085-2ND
2022-08-18410-95085-3ND
2022-09-01410-96682-5ND
2022-09-01410-96682-3330.0 ppt
2022-09-01410-96682-4ND
2022-09-26410-99464-1450.0 ppt
2022-10-06410-101220-1450.0 ppt
2022-12-01410-107636-3ND
2022-12-01410-107636-1320.0 ppt
2023-01-05410-111429-1A350.0 ppt
2023-02-02410-114241-1360.0 ppt
2023-03-02410-117488-1350.0 ppt
2023-03-16410-119243-1350.0 ppt
2023-03-16410-119243-2ND
2023-03-30410-120972-2ND
2023-03-30410-120972-1350.0 ppt
2023-04-27410-124754-2370.0 ppt
2023-06-01410-129018-2ND
2023-06-01410-129018-1400.0 ppt
2023-07-06410-133677-1330.0 ppt
2023-08-03410137604-31.70 ppt
2023-08-03410137604-21.70 ppt
2023-08-03410137604-1410.0 ppt
2023-10-17410-147466-1-MID1.70 ppt
2023-11-28112823-PRE370.0 ppt
2023-11-28410-152696-3-POST1.70 ppt
2023-12-14410-154873-1-PRE340.0 ppt
2023-12-14410-154873-3-POSTND