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EWG's Tap Water Database — 2019 UPDATE

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Estriol

St. Louis City

Estriol is one of the 3 types of estrogen made by the human body. Sex hormones get into water downstream from livestock and pharmaceutical production, or incomplete removal in waste water treatment. There are no standards to gauge how risky additional hormones are for human health.

 

9

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
2013ND90ND
2014N/A00N/A
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A

ppt = parts per trillion

All test results

Date Lab ID Result
2013-01-223580787001SSND
2013-01-223580790001SSND
2013-04-293591472001SSND
2013-04-293591472003SSND
2013-05-023591746001SSND
2013-07-1535100737001SSND
2013-07-1535100737003SSND
2013-10-1635112733001SSND
2013-10-1635112733003SSND