Know Your Environment. Protect Your Health.

Dalapon

Regional Water Authority

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

 

54

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019ND220ND
2020N/A00N/A
2021N/A00N/A
2022ND320ND
2023N/A00N/A

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
2019-05-08SOC 200531300ND
2019-05-28SOC 200533720ND
2019-05-28SOC 200533719ND
2019-05-28SOC 200533803ND
2019-05-28SOC 200533804ND
2019-05-28SOC 200533660ND
2019-05-28SOC 200533659ND
2019-05-29SOC 200533881ND
2019-05-29SOC 200533880ND
2019-05-29SOC 200533867ND
2019-05-29SOC 200533868ND
2019-08-26SOC 200546197ND
2019-08-26SOC 200546198ND
2019-08-26SOC 200546200ND
2019-08-27SOC 200546267ND
2019-08-27SOC 200546303ND
2019-08-27SOC 200546302ND
2019-08-27SOC 200546268ND
2019-08-28SOC 200546738ND
2019-08-28SOC 200546737ND
2019-08-28SOC 200546736ND
2019-08-28SOC 200546553ND
2022-07-11S300210822 300210823ND
2022-07-11S300210156 300210157ND
2022-07-11S300210164 300210165ND
2022-07-11S300210651 300210652ND
2022-07-11S300210659 300210660ND
2022-07-12S300211086 300211087ND
2022-07-12S300211076 300211077ND
2022-07-12S300211068 300211069ND
2022-07-13S300212413 300212414ND
2022-07-13S300212421 300212422ND
2022-07-14S300212957 300212958ND
2022-10-17S300258850 300258851ND
2022-10-17300258850 300258851BND
2022-10-17300258858 300258859BND
2022-10-17S300258858 300258859ND
2022-10-18S300259358 300259359ND
2022-10-18S300258921 300258922ND
2022-10-18300258921 300258922BND
2022-10-18300259358 300259359BND
2022-10-18S300259350 300259351ND
2022-10-18300259350 300259351BND
2022-10-18300258913 300258914BND
2022-10-18S300258913 300258914ND
2022-10-19S300259930 300259933ND
2022-10-19300259930 300259933BND
2022-10-19300259940 300259941BND
2022-10-19S300259940 300259941ND
2022-10-19S300260499 300260500ND
2022-10-19300260499 300260500BND
2022-10-19300260507 300260508BND
2022-10-19S300260507 300260508ND
2022-12-06S300281400 300281401ND