Know Your Environment. Protect Your Health.

Perfluorotetradecanoic acid (PFTA)

City of Alexandria Water System

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

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019N/A00N/A
2020N/A00N/A
2021N/A00N/A
2022N/A00N/A
2023ND160ND
2024ND30ND

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 PFTA 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
2023-05-2435802136001SE1ND
2023-05-2435802136003SE1ND
2023-05-2435802242001SE1ND
2023-05-2435802272003SE1ND
2023-05-2435802272001SE1ND
2023-06-1235806008007SE1ND
2023-06-1235806008005SE1ND
2023-06-1235806008001SE1ND
2023-06-1235806008003SE1ND
2023-11-1435841860001SE2ND
2023-11-1435841888005SE2ND
2023-11-1435841888003SE2ND
2023-11-1435841888001SE2ND
2023-11-1435841860007SE2ND
2023-11-1435841860005SE2ND
2023-11-1435841860003SE2ND
2024-01-3135857378001SE2ND
2024-02-2735863286001SE1ND
2024-06-2535888199001SE2ND