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EWG's Tap Water Database — 2021 UPDATE

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Dacthal

Westerly Water Department

Dacthal is a weedkiller classified by the Environmental Protection Agency as a possible human carcinogen, and prohibited for use in Europe since 2009.

 

24

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND240ND
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2014-05-01BG39530-SOCND
2014-05-01BG39529-SOCND
2014-05-01BG39528-SOCND
2014-05-02BG40111-SOCND
2014-05-02BG40109-SOCND
2014-05-06BG41004-SOCND
2014-05-08BG42439-SOCND
2014-05-13BG43968-SOCND
2014-05-13BG43969-SOCND
2014-05-14BG44525-SOCND
2014-05-15BG45216_SOCND
2014-05-15BG45214-SOCND
2014-10-10BH26017_SOCND
2014-10-10BH26015_SOCND
2014-10-14BH27157_SOCND
2014-10-14BH27159_SOCND
2014-10-15BH27765_SOCND
2014-10-15BH27767_SOCND
2014-10-16BH28481_SOCND
2014-10-16BH28479_SOCND
2014-10-17BH28987_SOCND
2014-10-17BH28985_SOCND
2014-10-21BH30248_SOCND
2014-10-21BH30250_SOCND