Know Your Environment. Protect Your Health.

Hexafluoropropylene oxide dimer acid (HFPO-DA)

Trotwood City Public Water System

NOTE: Trotwood City Public Water System purchases water from Dayton Public Water System which is required to test for hexafluoropropylene oxide dimer acid (hfpo-da). Sample information shown below was taken by Dayton Public Water System.

Hexafluoropropylene oxide dimer acid (HFPO-DA) is a member of a group of perfluorinated chemicals used in many consumer products. HFPO-DA 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.

 

40

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
2020ND240ND
2021ND80ND
2022N/A00N/A
2023ND30ND

ppt = parts per trillion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 9 ppt

The EWG Health Guideline of 9 ppt for HFPO-DA was based on the EPA's Human Health toxicity value.This health guideline protects against harm to the liver.

EPA Maximum Contaminant
Level (MCL): 10 ppt

ppt = parts per trillion

All test results

NOTE: Trotwood City Public Water System purchases water from Dayton Public Water System which is required to test for hexafluoropropylene oxide dimer acid (hfpo-da). Sample information shown below was taken by Dayton Public Water System.

Date Lab ID Result
2020-04-14OEPAACCEPTEDRWOTTND
2020-04-14OEPAACCEPTEDRWMIAND
2020-04-14OEPAACCEPTEDEPOTTND
2020-04-14OEPAACCEPTEDEPOTTND
2020-04-14OEPAACCEPTEDRWMIAND
2020-04-14OEPAACCEPTEDRWOTTND
2020-04-15OEPAACCEPTEDEPMIAND
2020-04-15OEPAACCEPTEDEPMIAND
2020-08-11OEPAACCEPTEDEPOTT2ND
2020-08-11OEPAACCEPTEDRSOTT2ND
2020-08-11OEPAACCEPTEDRSMIA2ND
2020-08-11OEPAACCEPTEDEPOTT2ND
2020-08-11OEPAACCEPTEDEPMIA2ND
2020-08-11OEPAACCEPTEDRSOTT2ND
2020-08-11OEPAACCEPTEDRSMIA2ND
2020-08-11OEPAACCEPTEDEPMIA2ND
2020-11-09OEPAACCEPTEDEPMIA3ND
2020-11-09OEPAACCEPTEDEPOTT3ND
2020-11-09OEPAACCEPTEDRSMIA3ND
2020-11-09OEPAACCEPTEDRSOTT3ND
2020-11-09OEPAACCEPTEDRSOTT3ND
2020-11-09OEPAACCEPTEDRSMIA3ND
2020-11-09OEPAACCEPTEDEPOTT3ND
2020-11-09OEPAACCEPTEDEPMIA3ND
2021-02-08OEPAACCEPTEDEPMIA4ND
2021-02-08OEPAACCEPTEDEPOTT4-2ND
2021-02-08OEPAACCEPTEDEPOTT4ND
2021-02-08OEPAACCEPTEDEPMIA4-1ND
2021-02-08OEPAACCEPTEDEPMIA4ND
2021-02-08OEPAACCEPTEDEPMIA4-1ND
2021-02-08OEPAACCEPTEDEPOTT4-2ND
2021-02-08OEPAACCEPTEDEPOTT4ND
2023-03-28810-57844-1ND
2023-03-28810-57844-2ND
2023-06-15810-66676-1ND
2023-06-15810-66678-1ND
2023-09-06810-76762-1ND
2023-09-06810-76751-1ND
2023-12-04810-86844-1ND
2023-12-04810-86848-1ND