Know Your Environment. Protect Your Health.

Perfluorotridecanoic acid (PFTrDA)

Northport Cottage Owners

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

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND60ND
2020ND30ND
2021ND30ND
2022ND30ND
2023N/A00N/A

ppt = parts per trillion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 0.006 ppt

The EWG Health Guideline of 0.006 ppt for PFTrDA was based on the EPA's recommended application of the toxicity value for PFDA published in the Integrated Risk Information System’s toxicological review. This health guideline protects against harm to the immune system and harm to fetal growth and child development.

ppt = parts per trillion

All test results

Date Lab ID Result
2018-11-07SWEF1811071430GGAND
2019-05-03SWEF1905030850GSCND
2019-05-30SWEF1905301605GGAND
2019-07-02SWEF1907021505GSCND
2019-07-25SWEF1907250905GSCND
2019-09-06SWEF1909061205GSCND
2019-09-23SWEF1909231455KMEND
2020-12-1520121554ND
2020-12-1520121554-03ND
2020-12-1520121554-04ND
2021-09-2321092617-01ND
2021-09-2821092878-01ND
2021-09-2821092878-02ND
2022-08-3022083102-01ND
2022-08-3022083102-03ND
2022-08-3022083102-05ND