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EWG's Tap Water Database — 2021 UPDATE

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Dalapon

Bertie County Regional Water

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

MORE ABOUT THIS CONTAMINANT

 

63

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND70ND
2015ND60ND
2016ND190ND
2017ND70ND
2018ND50ND
2019ND190ND

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
2014-01-088802-010814-E12SND
2014-01-088802-010814-E11SND
2014-01-138802-011314-E10SND
2014-05-128802-051214-E14SND
2014-05-198802-051914-E12SND
2014-05-228802-052214-E10SND
2014-05-228802-052214-E11SND
2015-01-21ND
2015-02-11ND
2015-02-11ND
2015-04-14ND
2015-04-22ND
2015-05-07ND
2016-01-118802-011116-E02SND
2016-01-118802-011116-E01SND
2016-01-208802-012016-E7ASND
2016-01-208802-012016-E04SND
2016-01-258802-012516-E06SND
2016-04-068802-040616-E02SND
2016-04-068802-040616-E01SND
2016-04-118802-041116-E14SND
2016-04-118802-041116-E09SND
2016-04-118802-041116-E08SND
2016-04-188802-041816-E06SND
2016-04-188802-041816-E7ASND
2016-04-218802-042116-E04SND
2016-07-118802-071116-E08SND
2016-07-188802-071816-E10SND
2016-07-188802-071816-E11SND
2016-08-158802-081516-E09SND
2016-10-178802-101716-E10SND
2016-10-248802-102416-E11SND
2017-01-198802-011917-E12SND
2017-01-238802-012317-E10SND
2017-01-238802-012317-E11SND
2017-04-178802-041717-E12SND
2017-04-178802-041717-E14SND
2017-04-198802-041917-E10SND
2017-04-198802-041917-E11SND
2018-02-138802-021318-E3BSND
2018-02-138802-021318-E13SND
2018-04-048802-040418-E3BSND
2018-04-098802-040918-E14SND
2018-05-088802-050818-E13SND
2019-01-088802-010819-E01SND
2019-01-088802-010819-E02SND
2019-01-148802-011419-E06SND
2019-01-148802-011419-E7ASND
2019-01-238802-012319-E04SND
2019-04-168802-041619-E14SND
2019-05-068802-050619-E08SND
2019-05-068802-050619-E09SND
2019-05-208802-052019-E06SND
2019-05-208802-052019-E7ASND
2019-05-218802-052119-E04SND
2019-05-238802-052319-E01SND
2019-05-238802-052319-E02SND
2019-07-088802-070819-E11SND
2019-07-158802-071519-E10SND
2019-08-068802-080619-E09SND
2019-08-068802-080619-E08SND
2019-10-148802-101419-E11SND
2019-10-148802-101419-E10SND