Know Your Environment. Protect Your Health.

Perfluoroheptanoic acid (PFHPA)

Warrington Twp Water&sew Dept

Perfluoroheptanoic acid is a member of a group of perfluorinated chemicals used in many consumer products. 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.

 

63

Samples

0

Samples exceeding legal limit (MCL)

7

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20144.20 ppt81ND - 33.6 ppt
20151.33 ppt91ND - 12.0 ppt
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A
2020ND10ND
20210.627 ppt112ND - 3.80 ppt
20223.11 ppt113ND - 24.0 ppt
2023ND240ND

ppt = parts per trillion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 1,000 ppt

The EWG Health Guideline of 1,000 ppt for perfluoroheptanoic acid was defined by EPA's recommended application of the toxicity value for PFHxA published in the Integrated Risk Information System’s toxicological review. This health guideline harm to fetal growth and child development.

ppt = parts per trillion

All test results

Date Lab ID Result
2014-11-11831006-12827ND
2014-11-11831004-12827ND
2014-11-11830998-12827ND
2014-11-11831012-12857ND
2014-11-11831016-1285733.6 ppt
2014-11-11831002-12827ND
2014-11-11831008-12827ND
2014-11-11831014-12857ND
2015-02-09842481-13364ND
2015-05-11859200-14084ND
2015-05-11859194-14084ND
2015-05-11859208-1408412.0 ppt
2015-05-11859204-14084ND
2015-05-11859198-14084ND
2015-05-11859192-14084ND
2015-05-11859202-14084ND
2015-08-203305497ND
2021-05-1125747892.00ND
2021-05-1125747940.00ND
2021-06-0825747952.00ND
2021-06-0825748000.00ND
2021-08-1025748012.00ND
2021-08-1025748060.00ND
2021-09-3025387443.003.10 ppt
2021-11-1625748072.00ND
2021-11-1625748120.00ND
2021-11-1625748132.00ND
2021-12-1625748211.003.80 ppt
2022-01-1125926014.00ND
2022-01-1125926062.00ND
2022-05-1026631160.00ND
2022-05-1026631112.00ND
2022-05-1026631124.003.40 ppt
2022-05-1026631136.0024.0 ppt
2022-05-1026631148.006.80 ppt
2022-08-1027215860.00ND
2022-08-1027215812.00ND
2022-11-1027807345.00ND
2022-11-1027807297.00ND
2023-02-0928333931.00ND
2023-02-0928333883.00ND
2023-03-1428505201.00ND
2023-03-1428505213.00ND
2023-03-1628683833.00ND
2023-03-1628683821.00ND
2023-04-1828881626.00ND
2023-04-1828881686.00ND
2023-04-1828881650.00ND
2023-04-1828881662.00ND
2023-05-1129090279.00ND
2023-05-1129090327.00ND
2023-08-1029477773.00ND
2023-08-1029477821.00ND
2023-11-0930054402.00ND
2023-11-0930054354.00ND
2023-11-1430054780.00ND
2023-11-1430054792.00ND
2023-11-1430054816.00ND
2023-11-1430054828.00ND
2023-11-1430054756.00ND
2023-11-1430054744.00ND
2023-11-1630054864.00ND
2023-11-1630054852.00ND