Know Your Environment. Protect Your Health.

Dalapon

City of Cottonwood Shores

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

 

26

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019ND50ND
2020ND40ND
2021ND40ND
2022ND50ND
2023ND40ND

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
2018-01-10AE08613ND
2018-04-18AE23004ND
2018-07-05AE32424ND
2018-11-20AE46665ND
2019-01-24AE51243ND
2019-01-24AE51335ND
2019-05-14AE66200ND
2019-08-13AE78293ND
2019-11-05AE88464ND
2020-03-04AF01119ND
2020-04-21AF07365ND
2020-07-30AF21229ND
2020-10-21AF31506ND
2021-01-26AF41057ND
2021-04-29AF51801ND
2021-08-11AF65750ND
2021-11-03AF75591ND
2022-03-16AF89346ND
2022-03-16AF89413ND
2022-06-01AF99037ND
2022-08-02AG07326ND
2022-11-17AG19218ND
2023-01-23AG25510ND
2023-04-17AG36897ND
2023-08-29AG54540ND
2023-11-06AG62375ND