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EWG's Tap Water Database — 2021 UPDATE

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Estrone

Chester Water Authority

 

4

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND20ND
2014ND20ND
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
2013-09-172898519ND
2013-12-172947393ND
2014-03-112990154ND
2014-06-093040985ND