Know Your Environment. Protect Your Health.

Dalapon

Multi-county Water Supply Corporation

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

 

48

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND80ND
2019ND80ND
2020ND80ND
20210.200 ppb81ND - 1.60 ppb
2022ND80ND
2023ND80ND

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
2018-02-05AE12155ND
2018-02-05AE12149ND
2018-06-14AE29989ND
2018-06-14AE29988ND
2018-09-19AE40683ND
2018-09-19AE40685ND
2018-12-11AE48502ND
2018-12-11AE48503ND
2019-03-14AE58410ND
2019-03-14AE58411ND
2019-06-19AE71283ND
2019-06-19AE71285ND
2019-09-11AE83001ND
2019-09-11AE82959ND
2019-12-10AE91878ND
2019-12-10AE91880ND
2020-02-25AE99714ND
2020-02-25AE99722ND
2020-06-11AF14932ND
2020-06-11AF14933ND
2020-08-13AF23437ND
2020-08-13AF23438ND
2020-12-03AF36353ND
2020-12-03AF36354ND
2021-03-08AF45633ND
2021-03-08AF45638ND
2021-04-29AF51783ND
2021-04-29AF51784ND
2021-08-23AF67342ND
2021-09-20AF703791.60 ppb
2021-12-13AF78572ND
2021-12-13AF78573ND
2022-03-21AF89750ND
2022-03-21AF89752ND
2022-06-23AG02107ND
2022-06-23AG02108ND
2022-09-21AG14088ND
2022-09-21AG14090ND
2022-12-08AG21264ND
2022-12-08AG21265ND
2023-03-20AG33436ND
2023-03-20AG33437ND
2023-06-02AG42891ND
2023-06-02AG42893ND
2023-09-19AG56817ND
2023-09-19AG56818ND
2023-12-12AG66314ND
2023-12-12AG66317ND