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EWG's Tap Water Database — 2021 UPDATE

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Dalapon

Canada Woods Water Company

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

 

14

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND10ND
2015ND40ND
2016ND20ND
2017N/A00N/A
2018ND30ND
2019ND40ND

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
2014-07-025810-028-1045ND
2015-03-305810-012-1200ND
2015-12-095810-001-1130ND
2015-12-095810-002-1145ND
2015-12-095810-010-1030ND
2016-03-245810-027-1000ND
2016-06-275867-027-1125ND
2018-04-065810-008-1110ND
2018-04-065810-028-1050ND
2018-04-065810-029-1010ND
2019-03-285810-027-1216ND
2019-08-275810-001-1122ND
2019-08-275810-002-1134ND
2019-12-265810-010-0906ND