Know Your Environment. Protect Your Health.

Paraquat

Pierce, City of

Paraquat is a highly toxic herbicide.

 

12

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
2019ND20ND
2020ND40ND
2021ND40ND
2022ND10ND
2023ND10ND

ppb = parts per billion

All test results

Date Lab ID Result
2019-09-09634552ND
2019-10-15638482ND
2020-01-21651125ND
2020-04-20667161ND
2020-07-20681483ND
2020-11-09699971ND
2021-02-18713160ND
2021-02-18713161ND
2021-02-18713162ND
2021-10-12763941ND
2022-10-17828375ND
2023-10-16891622ND