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EWG's Tap Water Database — 2021 UPDATE

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Estrone

North Marin Water District

 

4

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

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

ppb = parts per billion

All test results

Date Lab ID Result
2014-10-23201410280057SSND
2015-04-07201504090148SSND
2015-04-07201504090282SSND
2015-07-07201507090150SSND