Know Your Environment. Protect Your Health.

Perfluorononanoic acid (PFNA)

Arbor Hills Water Works

Perfluorononanoic acid, otherwise known as PFNA or C9, is a PFC similar in function and use to PFOA. These chemicals were used in the production of non-stick, stain repellent and chemically inert coatings. Click here to read more about perfluorinated chemicals.

 

63

Samples

0

Samples exceeding legal limit (MCL)

7

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019N/A00N/A
2020N/A00N/A
20210.227 ppt173ND - 1.86 ppt
20220.172 ppt254ND - 2.24 ppt
2023ND210ND

ppt = parts per trillion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 0.006 ppt

The EWG Health Guideline of 6 ppt for perfluorononanoic acid was defined by EPA recommended application of the toxicity value for PFDA published in the Integrated Risk Information System’s toxicological review . This health guideline harm to the immune system and harm to fetal growth and child development.

EPA Maximum Contaminant
Level (MCL): 10 ppt

ppt = parts per trillion

All test results

Date Lab ID Result
2021-05-04L2123109-01-PFASND
2021-05-04L2123109-04-PFASND
2021-05-04L2123109-05-PFAS1.86 ppt
2021-05-04L2123109-03-PFASND
2021-05-04L2123109-02-PFASND
2021-06-01L2129154-01-PFASND
2021-07-20L2138911-04-PFASND
2021-07-20L2318911-03-PFASND
2021-07-20L2138911-02-PFASND
2021-07-20L2138911-05-PFAS1.32 ppt
2021-07-20L2138911-01-PFASND
2021-12-07L2167923-04-PFASND
2021-12-07L2167923-01-PFASND
2021-12-07L2167923-03-PFASND
2021-12-07L2167923-02-PFASND
2021-12-07L2167923-05-PFAS0.684 ppt
2021-12-28L2171327-PFASND
2022-02-15L2209129-04-PFASND
2022-02-15L2209129-01-PFASND
2022-02-15L2209129-03-PFAS0.807 ppt
2022-02-15L2209129-02-PFASND
2022-03-15L2213625-01-PFASND
2022-03-20L2214692-01-PFAS0.616 ppt
2022-03-30L2217142-01-PFAS2.24 ppt
2022-06-19L2232815-05-PFASND
2022-06-19L223281504-PFASND
2022-06-19L2232815-01-PFASND
2022-06-19L223281503-PFAS0.630 ppt
2022-06-19L223281502-PFASND
2022-07-2570223509004-PFASND
2022-07-2570223509001-PFASND
2022-07-2570223509003-PFASND
2022-07-2570223509002-PFASND
2022-09-0870228484001-PFASND
2022-09-0870228484002-PFASND
2022-10-30L2261016-02-PFASND
2022-10-30L2261016-01-PFASND
2022-10-30L2261016-04-PFASND
2022-10-30L2261016-05-PFASND
2022-10-30L2261016-03-PFASND
2022-12-2122L2960-07-PFASND
2022-12-2122L2960-08-PFASND
2023-01-1923A1937-05-PFASND
2023-01-1923A1937-20-PFASND
2023-01-1923A1937-01-PFASND
2023-02-2223B2405-09-PFASND
2023-02-2223B2405-13-PFASND
2023-02-2223B2405-05-PFASND
2023-03-1623C1873-09-PFASND
2023-03-1623C1873-07-PFASND
2023-03-1623C1873-01-PFASND
2023-03-1623C1873-05-PFASND
2023-04-2023D2372-03-PFASND
2023-04-2023D2372-01-PFASND
2023-04-2023D2372-05-PFASND
2023-07-1323G1658-03-PFASND
2023-07-1323G1658-01-PFASND
2023-07-1323G1658-05-PFASND
2023-08-0923H1477-01-PFASND
2023-10-1223J1763-08-PFASND
2023-10-1223J1763-12-PFASND
2023-10-1223J1763-10-PFASND
2023-10-1223J1763-06-PFASND