Know Your Environment. Protect Your Health.

Nonafluoro-3,6-dioxaheptanoic acid

Mallory Valley Utility Distric

NOTE: Mallory Valley Utility Distric purchases water from Harpeth Valley Utility District which is required to test for nonafluoro-3,6-dioxaheptanoic acid. Sample information shown below was taken by Harpeth Valley Utility District.

 

4

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
2023ND40ND
2024ND20ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

ppb = parts per billion

All test results

NOTE: Mallory Valley Utility Distric purchases water from Harpeth Valley Utility District which is required to test for nonafluoro-3,6-dioxaheptanoic acid. Sample information shown below was taken by Harpeth Valley Utility District.

Date Result
2023-02-08ND
2023-05-15ND
2023-08-08ND
2023-11-06ND