Know Your Environment. Protect Your Health.

Dalapon

Spanaway Water Company

The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.

 

9

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
2021ND40ND
2022ND50ND
2023N/A00N/A

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EPA Maximum Contaminant
Level (MCL): 200 ppb

The legal limit for dalapon, established in 1992, was based on a toxicity study in laboratory animals published in 1960.

ppb = parts per billion

All test results

Date Lab ID Result
2021-08-044157780ND
2021-08-044157769ND
2021-08-044157774ND
2021-08-044157781ND
2022-07-124331479ND
2022-07-124338602ND
2022-07-124338604ND
2022-07-124331485ND
2022-07-144331484ND