Know Your Environment. Protect Your Health.

Perfluoroheptanoic acid (PFHPA)

Lanesborough Fire and Water District

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.

 

41

Samples

0

Samples exceeding legal limit (MCL)

22

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019N/A00N/A
20200.904 ppt53ND - 1.70 ppt
20212.02 ppt990.480 ppt - 4.00 ppt
20221.71 ppt1917ND - 5.50 ppt
20232.06 ppt85ND - 5.50 ppt

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 Result
2020-12-101.70 ppt
2020-12-10ND
2020-12-101.70 ppt
2020-12-18ND
2020-12-181.12 ppt
2021-02-164.00 ppt
2021-02-161.10 ppt
2021-04-200.824 ppt
2021-04-201.32 ppt
2021-10-180.650 ppt
2021-10-183.20 ppt
2021-11-153.60 ppt
2021-12-130.480 ppt
2021-12-133.00 ppt
2022-01-243.30 ppt
2022-01-240.410 ppt
2022-02-140.540 ppt
2022-02-142.60 ppt
2022-03-142.40 ppt
2022-03-140.390 ppt
2022-04-18ND
2022-04-182.80 ppt
2022-05-162.60 ppt
2022-05-160.460 ppt
2022-06-200.480 ppt
2022-07-18ND
2022-07-182.70 ppt
2022-08-150.640 ppt
2022-08-153.20 ppt
2022-09-193.40 ppt
2022-09-190.520 ppt
2022-10-175.50 ppt
2022-10-170.600 ppt
2023-01-230.550 ppt
2023-01-235.50 ppt
2023-04-173.70 ppt
2023-04-17ND
2023-07-173.00 ppt
2023-07-17ND
2023-10-163.70 ppt
2023-10-16ND