Know Your Environment. Protect Your Health.

Dalapon

San Diego Municipal Utility District 1

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

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND10ND
2020ND30ND
2021ND10ND
2022ND20ND
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
2018-06-04AE28465ND
2019-05-06AE64845ND
2020-06-04AF14136ND
2020-06-04AF14227ND
2020-06-04AF14228ND
2021-06-07AF57451ND
2022-06-27AG02766ND
2022-09-28AG15441ND
2023-02-22AG30039ND
2023-04-24AG37777ND
2023-05-08AG39542ND
2023-05-08AG39544ND