Know Your Environment. Protect Your Health.

Dalapon

El Sauz 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.

 

49

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND80ND
2019ND80ND
20200.122 ppb91ND - 1.10 ppb
2021ND80ND
20220.150 ppb81ND - 1.20 ppb
20230.325 ppb81ND - 2.60 ppb

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
2018-03-06AE16921ND
2018-03-06AE16916ND
2018-05-17AE26748ND
2018-05-17AE26745ND
2018-08-30AE38915ND
2018-08-30AE38916ND
2018-12-04AE47756ND
2018-12-04AE47767ND
2019-02-06AE53418ND
2019-02-06AE53420ND
2019-06-11AE69972ND
2019-06-11AE69982ND
2019-09-11AE83183ND
2019-09-11AE83182ND
2019-12-02AE90994ND
2019-12-02AE90996ND
2020-02-26AF00010ND
2020-02-26AF00011ND
2020-05-20AF123291.10 ppb
2020-05-20AF12357ND
2020-06-16AF15782ND
2020-08-26AF25600ND
2020-08-26AF25602ND
2020-12-01AF36196ND
2020-12-01AF36188ND
2021-03-03AF45070ND
2021-03-03AF45087ND
2021-05-25AF55277ND
2021-05-25AF55278ND
2021-08-12AF66064ND
2021-08-12AF66067ND
2021-12-22AF79258ND
2021-12-22AF79260ND
2022-02-08AF84236ND
2022-02-08AF84237ND
2022-06-08AG00087ND
2022-06-08AG00082ND
2022-09-09AG12375ND
2022-09-09AG12378ND
2022-12-08AG21297ND
2022-12-08AG213031.20 ppb
2023-02-23AG30189ND
2023-02-23AG30215ND
2023-05-24AG41869ND
2023-05-24AG41902ND
2023-09-11AG55505ND
2023-09-11AG55533ND
2023-11-17AG64278ND
2023-11-17AG642792.60 ppb