Know Your Environment. Protect Your Health.

Dalapon

El Oso 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.

 

51

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND80ND
2019ND80ND
2020ND100ND
2021ND80ND
2022ND70ND
2023ND100ND

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
2018-01-24AE10141ND
2018-01-24AE10140ND
2018-04-17AE22993ND
2018-04-17AE22989ND
2018-07-27AE34843ND
2018-07-27AE34846ND
2018-10-22AE44086ND
2018-10-22AE44087ND
2019-02-19AE54837ND
2019-02-19AE54838ND
2019-04-01AE60646ND
2019-04-01AE60648ND
2019-07-11AE74104ND
2019-07-11AE74097ND
2019-11-15AE89531ND
2019-11-15AE89534ND
2020-03-19AF03779ND
2020-03-19AF03780ND
2020-03-19AF03869ND
2020-03-19AF03870ND
2020-06-09AF14626ND
2020-06-09AF14627ND
2020-09-11AF27342ND
2020-09-11AF27343ND
2020-11-13AF34586ND
2020-11-13AF34584ND
2021-01-26AF41045ND
2021-01-26AF41048ND
2021-06-15AF58059ND
2021-06-15AF58060ND
2021-09-08AF69099ND
2021-09-08AF69102ND
2021-12-10AF78628ND
2021-12-10AF78629ND
2022-03-10AF88638ND
2022-03-10AF88639ND
2022-06-24AG02348ND
2022-06-24AG02352ND
2022-09-08AG12064ND
2022-09-08AG12065ND
2022-12-30AG23216ND
2023-02-16AG29317ND
2023-02-16AG29318ND
2023-02-16AG29423ND
2023-02-16AG29427ND
2023-03-29AG34765ND
2023-06-01AG42774ND
2023-06-01AG42776ND
2023-09-27AG57751ND
2023-09-27AG57752ND
2023-12-22AG67344ND