Know Your Environment. Protect Your Health.

Dalapon

Travis County Water Control and Improvement District 20

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

 

50

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND80ND
2019ND90ND
2020ND80ND
2021ND80ND
2022ND90ND
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
2018-02-15AE14029ND
2018-02-15AE14009ND
2018-05-14AE26107ND
2018-05-14AE26104ND
2018-08-13AE36552ND
2018-08-13AE36634ND
2018-11-19AE46407ND
2018-11-19AE46417ND
2019-03-04AE56847ND
2019-03-04AE56865ND
2019-03-04AE56982ND
2019-05-28AE68208ND
2019-05-28AE68212ND
2019-08-20AE79547ND
2019-08-20AE79539ND
2019-11-25AE90376ND
2019-11-25AE90377ND
2020-03-03AF00824ND
2020-03-03AF00834ND
2020-04-20AF07149ND
2020-04-20AF07150ND
2020-07-23AF20314ND
2020-07-23AF20317ND
2020-10-19AF31075ND
2020-10-19AF31077ND
2021-01-25AF40693ND
2021-01-25AF40697ND
2021-04-06AF49070ND
2021-04-06AF49077ND
2021-07-07AF60947ND
2021-07-07AF60960ND
2021-10-21AF74302ND
2021-10-21AF74344ND
2022-02-10AF84212ND
2022-02-10AF84214ND
2022-04-28AF94815ND
2022-04-28AF94820ND
2022-04-28AF94915ND
2022-08-17AG09643ND
2022-08-17AG09649ND
2022-10-19AG17595ND
2022-10-19AG17613ND
2023-02-14AG28799ND
2023-02-14AG28815ND
2023-04-11AG36212ND
2023-04-11AG36213ND
2023-07-18AG48995ND
2023-07-18AG48996ND
2023-10-11AG59407ND
2023-10-11AG59412ND