Know Your Environment. Protect Your Health.

Dalapon

City of Freeport Slaughter Road

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

 

19

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND20ND
2020ND30ND
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
2018-07-31AE35062ND
2019-05-01AE64327ND
2019-05-01AE64468ND
2020-05-05AF09658ND
2020-07-28AF21083ND
2020-12-09AF37038ND
2021-01-21AF40348ND
2021-04-27AF51640ND
2021-07-29AF64021ND
2021-10-18AF73749ND
2022-01-20AF80957ND
2022-01-20AF81050ND
2022-05-10AF96464ND
2022-09-08AG12047ND
2022-10-20AG17796ND
2023-02-02AG27155ND
2023-04-12AG36472ND
2023-08-09AG52103ND
2023-11-17AG64178ND