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EWG's Tap Water Database — 2021 UPDATE

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17-beta-Estradiol

Missouri American St. Louis County & St. Charles County

Beta-estradiol 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.

 

20

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND200ND
2014N/A00N/A
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A

ppt = parts per trillion

All test results

Date Lab ID Result
2013-02-0521020001ND
2013-02-0521019801ND
2013-02-0521018401ND
2013-02-0621016501ND
2013-02-0621017501ND
2013-05-0921798601ND
2013-05-0921801101ND
2013-05-0921800901ND
2013-05-0921799501ND
2013-05-0921797601ND
2013-08-0823172001ND
2013-08-0823172901ND
2013-08-0823171001ND
2013-08-0823174301ND
2013-08-0823174501ND
2013-11-0523931701ND
2013-11-0523933601ND
2013-11-0623935201ND
2013-11-0623932701ND
2013-11-0623935001ND