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EWG's Tap Water Database — 2019 UPDATE

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Dalapon

City of Lampasas

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

 

36

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20120.975 ppb42ND - 2.10 ppb
2013N/A00N/A
2014ND80ND
2015ND80ND
2016ND80ND
2017ND80ND

ppb = parts per billion

State and national drinking water standards and health guidelines

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
2012-05-10AB89442ND
2012-05-10AB89441ND
2012-08-07AB973871.80 ppb
2012-08-07AB973832.10 ppb
2014-02-10AC42077ND
2014-02-10AC42075ND
2014-04-29AC52201ND
2014-04-29AC52167ND
2014-08-08AC62652ND
2014-08-08AC62651ND
2014-11-12AC71906ND
2014-11-12AC71903ND
2015-03-30AC86523ND
2015-03-30AC86522ND
2015-05-18AC92278ND
2015-05-18AC92279ND
2015-08-20AD04832ND
2015-08-20AD04827ND
2015-10-05AD09399ND
2015-10-05AD09394ND
2016-01-14AD18194ND
2016-01-14AD18192ND
2016-04-06AD32054ND
2016-04-06AD32019ND
2016-07-13AD44041ND
2016-07-13AD44059ND
2016-10-11AD52963ND
2016-10-11AD52967ND
2017-01-30AD67500ND
2017-01-30AD67498ND
2017-04-06AD78736ND
2017-04-06AD78740ND
2017-07-12AD89061ND
2017-07-12AD89058ND
2017-11-21AE05535ND
2017-11-21AE05536ND