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EWG's Tap Water Database — 2019 UPDATE

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Dalapon

City of Grand Prairie

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
2012N/A00N/A
2013N/A00N/A
2014ND80ND
2015N/A00N/A
2016N/A00N/A
2017ND60ND

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
2014-04-23Q1412991007ND
2014-06-04Q1419331007ND
2014-06-26Q1424023034ND
2014-06-26Q1424023021ND
2014-06-26Q1424023020ND
2014-06-26Q1424023019ND
2014-09-10Q1442991014ND
2014-09-10Q1442991013ND
2017-01-05Q1700632006ND
2017-01-05Q1700632020ND
2017-06-27Q1726535035ND
2017-06-27Q1726535009ND
2017-06-27Q1726535034ND
2017-06-27Q1726535033ND